Astronomical observatories are locations used for observing celestial event

Celestial event

A celestial event is an astronomical phenomenon of interest that involves one or more celestial bodies. Examples of celestial events include the various phases of the Moon, meteor showers, comets, solar and lunar eclipses, planetary oppositions, conjunctions, and occultations....

s. Observatory codes are assigned by the Minor Planet Center

Minor Planet Center

The Minor Planet Center operates at the Smithsonian Astrophysical Observatory , which is part of the Center for Astrophysics along with the Harvard College Observatory ....

 (a service of the International Astronomical Union

International Astronomical Union

The International Astronomical Union IAU is a collection of professional astronomers, at the Ph.D. level and beyond, active in professional research and education in astronomy...

) for use in cataloguing astrometric observations of solar-system objects. The following is a list of observatory codes (the parts in italics are not part of the IAU listing itself; diacriticals were added):

000-099

• 000: Greenwich, England, UK (Royal Observatory, Greenwich
  Royal Observatory, Greenwich
  The Royal Observatory, Greenwich , in London, England played a major role in the history of astronomy and navigation, and is best known as the location of the prime meridian...
  
  )
• 001: Crowborough, England, UK (Isaac Roberts
  Isaac Roberts
  Isaac Roberts was a Welsh engineer and business man best known for his work as an amateur astronomer, pioneering the field of astrophotography of nebulae. He was a member of the Liverpool Astronomical Society in England and was a fellow of the Royal Geological Society...
  
  )
• 002: Rayleigh, Chelmsford borough
  Chelmsford (borough)
  Chelmsford is a local government district and borough in Essex, England. It is named after its main settlement, Chelmsford, which is also the county town of Essex.-History:...
  
  , Essex, England (Observatory Raleigh)
• 003: Montpellier, France (Observatoire de la Babote)
• 004: Toulouse, France (Observatoire de Toulouse)
• 005: Meudon, France (Observatoire de Paris-Meudon)
• 006: Fabra Observatory
  Fabra Observatory
  The Fabra Observatory is an astronomical observatory located in Barcelona, Catalonia, pointed towards the south at 415 m of altitude over the level of the sea ....
  
  , Barcelona, Spain (Observatori Fabra)
• 007: Paris, France (Observatoire de Paris)
• 008: Algiers-Bouzaréah, Algeria (CRAAG: Centre de Recherche en Astronomie, Astrophysique et Geophysique
  Algiers Observatory
  The Algiers Observatory was built in the late nineteenth century in the Algiers suburb of Bouzaréah‎. It participated in the Astrographic Catalogue project, taking the zone between -2 and +4 degrees to expose 1,260 plates between the years 1891 and 1911...
  
  )
• 009: Berne-Uecht, Switzerland (Sternwarte Uecht
  Sternwarte Uecht
  Sternwarte Uecht is an observatory on Längenberg at Niedermuhlern, Canton of Berne, Switzerland.-External links:*...
  
  , Solar Observatory at Uecht)
• 010: Caussols, France (CERGA: Centre de recherches en géodynamique et astrométrie
  Centre de recherches en géodynamique et astrométrie
  The Centre de recherches en géodynamique et astrométrie was a scientific department of the Observatoire de la Côte d'Azur . It included 28 researchers and as many engineers and technicians located on the Observatory sites of Nice, Grasse and Calern . The scientific activities covered fields as...
  
  )
• 011: Wetzikon, Switzerland (Sternwarte Wetzikon)
• 012: Uccle, Belgium (Observatoire Royal de Belgique
  Observatoire Royal de Belgique
  The Royal Observatory of Belgium, officially known in French as the Observatoire Royal de Belgique, and in Dutch as the Koninklijke Sterrenwacht van België, is situated at Uccle since 1890, although it was originally founded in 1834...
  
  /Koninklijke Sterrenwacht van België)
• 013: Leiden, Netherlands (Sterrewacht Leiden)
• 014: Marseilles, France (Observatoire de Marseille)
• 015: Utrecht, Netherlands (Museum Sterrenwacht Sonnenborgh)
• 016: Besançon, France (Observatoire de Besançon)
• 017: Hoher List, Germany (Observatorium Hoher List)
• 018: Düsseldorf-Bilk, Germany (Sternwarte Bilk)
• 019: Neuchâtel, Switzerland (Observatoire Cantonal de Neuchâtel)
• 020: Nice, France (Observatoire de Nice)
• 021: Karlsruhe, Germany (Sternwarte Karlsruhe)
• 022: Pino Torinese, Italy (Osservatorio Astronomico di Torino)
• 023: Wiesbaden, Germany (Sternwarte Wiesbaden)
• 024: Heidelberg-Königstuhl, Germany (Landessternwarte Heidelberg-Königstuhl
  Landessternwarte Heidelberg-Königstuhl
  The Heidelberg-Königstuhl State Observatory is an historic astronomical observatory located near the summit of the Königstuhl hill in the city of Heidelberg in Germany...
  
  )
• 025: Stuttgart, Germany (Sternwarte Stuttgart)
• 026: Berne-Zimmerwald, Switzerland (Observatorium Zimmerwald)
• 027: Milan, Italy (Osservatorio Astronomico di Brera)
• 028: Würzburg, Germany (Sternwarte der Universität Würzburg)
• 029: Hamburg-Bergedorf, Germany (Hamburger Sternwarte)
• 030: Arcetri Observatory, Florence, Italy (Osservatorio Astrofisico di Arcetri)
• 031: Sonneberg, Germany (Sternwarte Sonneberg)
• 032: Jena, Germany (Astrophysikalisches Institut und Universitäts-Sternwarte Jena)
• 033: Karl Schwarzschild Observatory, Tautenburg, Germany (Karl-Schwarzschild-Observatorium)
• 034: Monte Mario Observatory
  Monte Mario Observatory
  The Monte Mario Observatory is an astronomical observatory and is part of the Rome Observatory . It is located atop of Monte Mario in Rome, Italy....
  
  , Rome, Italy (Osservatorio Astronomico di Roma Sede di Monte Mario)
• 035: Copenhagen (Copenhagen University Observatory, Københavns Universitet Astronomisk Observatorium), Denmark
• 036: Castel Gandolfo, Vatican City (Specola Vaticana)
• 037: Collurania Observatory, Teramo, Italy (Osservatorio Astronomico di Collurania-Teramo)
• 038: Trieste, Italy (Osservatorio Astronomico di Trieste)
• 039: Lund, Sweden (Lunds Universitet Institutionen för astronomi, Lund Observatory
  Lund Observatory
  Lund Observatory is the official English name for the astronomy department at Lund University. As of January 2010 Lund Observatory is part of The department of astronomy and theoretical physics at Lund University...
  
  )
• 040: Lohrmann Institute, Dresden, Germany
• 041: Innsbruck, Austria (Universitäts-Sternwarte Innsbruck)
• 042: Potsdam, Germany (Einstein Tower
  Einstein Tower
  The Einstein Tower is an astrophysical observatory in the Albert Einstein Science Park in Potsdam, Germany built by Erich Mendelsohn. It was built on the summit of the Potsdam Telegraphenberg to house a solar telescope designed by the astronomer Erwin Finlay-Freundlich...
  
  )
• 043: Asiago Astrophysical Observatory, Padua, Italy (Osservatorio Astrofisico di Asiago)
• 044: Capodimonte Observatory, Naples, Italy (Osservatorio Astronomico di Capodimonte)
• 045: Vienna (since 1879), Austria (Universitäts-Sternwarte Wien)
• 046: Kleť Observatory
  Klet Observatory
  Kleť Observatory is an astronomical observatory in the Czech Republic. It is situated in South Bohemia, south of the summit of Mount Kleť, near the town of České Budějovice...
  
  , České Budějovice, Czech Republic (Hvězdárna Kleť)
• 047: Poznań, Poland (Obserwatorium Astronomiczne Uniwersytet im. Adama Mickiewicza w Poznaniu, Poznań Observatory
  Poznan Observatory
  Poznań Observatory is an astronomical observatory owned and operated by the physics department of Adam Mickiewicz University in Poznań. It is located in Poznań, Poland and was founded in 1919.-External links:**...
  
  )
• 048: Hradec Králové, Czech Republic (Hvězdárna Hradec Králové)
• 049: Uppsala-Kvistaberg, Sweden (Kvistabergs Observatorium)
• 050: Stockholm (before 1931), Sweden (Stockholms observatorium)
• 051: Cape, South Africa (Royal Observatory at the Cape of Good Hope)
• 052: Stockholm-Saltsjöbaden (since 1931), Sweden (Stockholms observatorium, Saltsjöbaden Observatory)
• 053: Konkoly Observatory, Budapest (since 1934), Hungary (Konkoly Obszervatórium)
• 054: Brorfelde, Denmark (Brorfelde Observatoriet)
• 055: Kraków (Cracow), Poland (Kraków Observatory)
• 056: Skalnaté Pleso, Slovakia (Observatórium Skalnaté pleso)
• 057: Belgrade, Serbia (Belgrade Astronomical Observatory (AOB); Астрономске опсерваторије у Београду; Astronomske opservatorije u Beogradu)
• 058: Königsberg, German Empire (before 1944)
• 059: Lomnický štít
  Lomnický štít
  Lomnický štít is one of the highest and most visited mountain peaks in the High Tatras mountains of Slovakia. Connected by cable car to Tatranská Lomnica, its summit is 2634 metres above sea level, making it the second highest peak in the High Tatras after Gerlachovský štít.The first ascent was...
  
   (Lomnický peak, Slovakia)
• 060: Warsaw-Ostrowik, Poland (Warsaw University Observatory)
• 061: Uzhgorod, Ukraine
• 062: Turku, Finland (Iso-Heikkilä Observatory
  Iso-Heikkilä Observatory
  Iso-Heikkilä Observatory is an amateur astronomical observatory in the Iso-Heikkilä district of Turku, Finland. It was operated by the University of Turku from 1937 to 1972 but is now used by a local division of Ursa Astronomical Association.-History:...
  
  , University of Turku; Turun observatorio, Turun yliopisto)
• 063: Turku-Tuorla, Finland (Tuorla Observatory
  Tuorla Observatory
  Tuorla Observatory is the Department of Astronomy at the University of Turku, southwest Finland. Currently it is the largest astronomical research institute in Finland...
  
  , University of Turku; Tuorlan observatorio, Turun yliopisto)
• 064: Turku-Kevola, Finland (Kevola Observatory
  Kevola Observatory
  The Kevola Observatory is located in Kevola in Paimio in South-Western Finland, some 35 km east from the city of Turku. The observatory is currently owned by Turun Ursa ry, a local astronomical association operating in Turku area...
  
  , University of Turku; Kevolan tähtitorni, Turun yliopisto)
• 065: Traunstein, Germany
• 066: Athens, Greece (National Observatory of Athens
  National Observatory of Athens
  The National Observatory of Athens is a research institute in Athens, Greece. Founded in 1842, it is the oldest research foundation in Greece, as it was the first scientific research institute built after Greece became independent in 1829, and one of the oldest research institutes in Southern...
  
  )
• 067: Lvov University Observatory, Ukraine
• 068: Lvov Polytechnic Institute, Ukraine
• 069: Baldone, near Riga, Latvia
• 070: Vilno (before 1883), Russian Empire
• 071: Smolyan, Bulgaria (Bulgarian National Astronomical Observatory - Rozhen, Национална Астрономическа Обсерватория Рожен, a.k.a. Rozhen National Astronomical Observatory)
• 072: Scheuren Observatory, Germany
• 073: Bucharest, Romania
• 074: Boyden Observatory
  Boyden Observatory
  Boyden Observatory is a South African astronomical research observatory and science education centre.-History:The observatory was originally founded in 1889 by the Harvard University at Mount Hardvard near Lima, Peru, but relocated to Arequipa, Peru in October 1890.Significant work done at Arequipa...
  
  , Bloemfontein, South Africa
• 075: Tartu, Estonia (Tartu Observatory
  Tartu Observatory
  The Tartu Observatory is the largest astronomical observatory in Estonia. It is located on the Tõravere hill, about 20 km south-west of Tartu in Nõo Parish, Tartu County...
  
  )
• 076: Johannesburg-Hartbeespoort, South Africa (Union Observatory Annex, Hartbeespoort)
• 077: Yale-Columbia Station, Johannesburg, South Africa (Yale-Columbia Southern Station, 1925–1951 http://www.saao.ac.za/assa/html/his-pl-obs_-_yale.html)
• 078: Johannesburg, South Africa (Union Observatory
  Union Observatory
  Union Observatory was an astronomical observatory located in the suburb Observatory, Johannesburg, South Africa. It bears IAU code 078.Known as the Transvaal Observatory in its early years, it became the Republic Observatory in 1961...
  
  )
• 079: Radcliffe Observatory
  Radcliffe Observatory
  Radcliffe Observatory was the astronomical observatory of Oxford University from 1773 until 1934, when the Radcliffe Trustees sold it and erected a new observatory in Pretoria, South Africa. It is a grade I listed building.- History :...
  
  , Pretoria, South Africa
• 080: Istanbul, Turkey
• 081: Leiden Station, Johannesburg, South Africa (Leiden Southern Station, Hartbeespoort)
• 082: St. Pölten , Austria
• 083: Golosseevo-Kiev, Ukraine
• 084: Pulkovo Observatory
  Pulkovo Observatory
  The Pulkovo Astronomical Observatory астрономи́ческая обсервато́рия Росси́йской акаде́мии нау́к), the principal astronomical observatory of the Russian Academy of Sciences, located 19 km south of Saint Petersburg on Pulkovo Heights...
  
  , Russia
• 085: Kiev, Ukraine
• 086: Odessa, Ukraine
• 087: Helwan, Egypt
• 088: Kottomia, Egypt
• 089: Nikolaev, Ukraine (Nikolaev Astronomical Observatory)
• 090: Mainz, Germany
• 091: Observatoire de Nurol, Aurec sur Loire, France
• 092: Torun-Piwnice, Poland (Piwnice Obserwatorium Astronomiczne; Piwnice Astronomical Observatory)
• 093: Skibotn, Norway
• 094: Crimea-Simeïs, Ukraine (Crimean Astrophysical Observatory-Simeis
  Simeiz Observatory
  Simeiz Observatory was an astronomy research observatory until the mid 1950s. It is located on Mount Koshka, Crimea, Ukraine by the town of Simeiz....
  
  )
• 095: Crimea-Nauchnij, Ukraine (Crimean Astrophysical Observatory
  Crimean Astrophysical Observatory
  The Crimean Astrophysical Observatory is located in Ukraine. CrAO has been publishing the Bulletin of the Crimean Astrophysical Observatory since 1947, in English since 1977. The observatory facilities are located near the settlement of Nauchny since the mid-1950s; before that, they were further...
  
  -Nauchnij)
• 096: Merate
  Merate
  Merate is a municipality of 14,872 inhabitants in the province of Lecco, Lombardy .- History :The name Melatum appeared for the first time in the 4th century; it may be derived from the Greek for black/gloomy/dark because of the presence of woods, or from the Italian for apple : an important fruit...
  
  , Italy
• 097: Wise Observatory
  Wise Observatory
  The Florence and George Wise Observatory is an astronomical observatory owned and operated by Tel-Aviv University. It is located 5 km west of the city of Mitzpe Ramon in the Negev desert near the edge of the Ramon Crater, and it is the only professional astronomical observatory in...
  
  , Mitzpeh Ramon, Israel
• 098: Asiago Observatory, Cima Ekar, Italy (Stazione osservativa di Asiago Cima Ekar)
• 099: Lahti, Finland (Lahti Ursa Observatory; Lahden Ursan tähtitorni)

100-199

• 100: Ähtäri
  Ähtäri
  Ähtäri is a town and municipality of Finland.It is located in the Southern Ostrobothnia region. The town has a population of and covers an area of of which is water. The population density is .The municipality is unilingual Finnish....
  
  , Finland
• 101: Kharkov, Ukraine (Astronomical Observatory of Kharkov National University, Астрономiчна обсерваторiя Харкiвського нацiонального унiверситету, a.k.a. ХАО, Харкiвська астрономiчна обсерваторiя)
• 102: Zvenigorod, Russia
• 103: Ljubljana, Slovenia
• 104: San Marcello Pistoiese, Italy (Osservatorio Astronomico della Montagna Pistoiese, Pistoia Mountains Astronomical Observatory
  Pistoia Mountains Astronomical Observatory
  The Osservatorio Astronomico della Montagna Pistoiese , also known as Osservatorio di Pian dei Termini , is an astronomical observatory in San Marcello Pistoiese, Tuscany, central Italy.-External links:* * *...
  
  ; a.k.a. Osservatorio di Pian dei Termini, Pian dei Termini Observatory)
• 105: Moscow, Russia
• 106: Črni Vrh Observatory
  Crni Vrh Observatory
  The Črni Vrh Observatory is located in Western Slovenia, close to the settlement Črni Vrh, near the town of Idrija. The current observatory was built in 1985, and is at an altitude of 730 metres...
  
  , Slovenia (Observatorij Črni Vrh)
• 107: Cavezzo, Italy (Osservatorio Astronomico "Geminiamo Montanari")
• 108: Montelupo, Italy (Osservatorio di Montelupo)
• 109: Algiers-Kouba, Algeria
• 110: Rostov, Russia
• 111: Piazzano Observatory, Florence, Italy
• 112: Pleiade Observatory, Verona, Italy
• 113: Volkssternwarte Drebach
  Volkssternwarte Drebach
  Volkssternwarte Drebach is a planetarium. The ZKP Skymaster projector is a part of the Drebach.-External links:*...
  
  , Schönbrunn, Germany
• 114: Engelhardt Observatory, Zelenchukskaya Station, Russia (Kazan University Observatory (Обсерватория Казанского Университета); V. P. Engelhardt Astronomical Observatory (Астрономическая Обсерватория им. В. П. Энгельгардта))
• 115: Zelenchukskaya
  Zelenchukskaya
  The Special Astrophysical Observatory , or SAO RAS for short, is an astronomical observatory, set up in 1966 in the USSR, now operated by the Russian Academy of Sciences. Based in the Bolshoi Zelenchuk Valley of the Greater Caucasus near the village of Nizhny Arkhyz, the observatory houses the...
  
  , Russia (Special Astrophysical Observatory (SAO); Специальная астрофизическая обсерватория (САО))
• 116: Giesing, Germany (München-Giesing)
• 117: Sendling, Munich, Germany
• 118: Astronomical and Geophysical Observatory, Modra, Slovakia (Astronomické observatórium Modra, Modra Observatory
  Modra Observatory
  The Astronomical Observatory of Modra , also known as Modra Observatory or the Astronomical and Geophysical observatory in Modra, is an astronomical observatory located in Modra, Slovakia. It is owned and operated by the Comenius University in Bratislava...
  
  )
• 119: Abastuman, Georgia
• 120: Višnjan Observatory
  Višnjan Observatory
  Višnjan Observatory is an astronomical observatory located near the village of Višnjan in Croatia. It is headed by Korado Korlević.The observatory is credited by the Minor Planet Center with 1750 asteroid discoveries....
  
  , Croatia (Zvjezdarnica Višnjan)
• 121: Kharkov University, Chuguevskaya Station, Ukraine
• 122: Pises Observatory
  Pises Observatory
  Pises Observatory is an astronomical observatory at the Parc National des Cévennes in France. It is situated at 1300 m altitude and houses an optical telescope with a charge-coupled device used for asteroid surveys.- External links :* *...
  
  , France (Observatoire des Pises)
• 123: Byurakan, Armenia
• 124: Castres, France (Observatoire de Castres)
• 125: Tbilisi, Georgia
• 126: Monte Viseggi, Italy (Osservatorio Astronomico di Monte Viseggi)
• 127: Bornheim, Germany
• 128: Saratov, Russia
• 129: Ordubad, Azerbaijan
• 130: Lumezzane (Osservatorio Astronomico "Serafino Zani", Lumezzane, Italy)
• 131: Observatoire de l'Ardèche, France
• 132: Bédoin, France (Observatoire de Bédoin)
• 133: Les Tardieux, France
• 134: Groszschwabhausen
• 135: Kasan, Russia
• 136: Engelhardt Observatory, Kasan, Russia (Kazan University Observatory (Обсерватория Казанского Университета); V. P. Engelhardt Astronomical Observatory (Астрономическая Обсерватория им. В. П. Энгельгардта))
• 137: Givatayim Observatory
  Givatayim Observatory
  The Givatayim Observatory was founded in 1968 by the Israeli Astronomical Association and the Givatayim municipality.-Activities:These are some of the activities taking place in the observatory:...
  
  , Israel
• 138: Village-Neuf, France
• 139: Antibes, France
• 140: Augerolles, France
• 141: Hottviller, France (Observatoire de Hottviller)
• 142: Sinsen, Germany
• 143: Gnosca, Switzerland (Osservatorio Astronomico di Gnosca
  Osservatorio Astronomico di Gnosca
  Osservatorio Astronomico di Gnosca is an observatory at Gnosca, Ticino, Switzerland.- Asteroids discovered :12931 Mario,12932 Conedera,15077 Edyalge,16110 Paganetti,17190 Retopezzoli,18056,18872 Tammann,18874 Raoulbehrend,19715,20624 Dariozanetti,...
  
  )
• 144: Bray et Lu, France
• 145: 's-Gravenwezel, Belgium
• 146: Frignano, Italy
• 147: Osservatorio Astronomico "Galileo Galilei" di Suno, Italy http://www.apan.it/index3.asp
• 148: Guitalens, France (Observatoire de Guitalens)
• 149: Beine-Nauroy, France
• 150: Maisons Laffitte, France
• 151: Eschenberg Observatory
  Eschenberg Observatory
  Eschenberg Observatory is an astronomical observatory owned and operated by Astronomical Society of Winterthur. It is located in northeastern Switzerland near Zurich and was founded in 1979.-External links:*...
  
  , Winterthur, Switzerland (Sternwarte Eschenberg)
• 152: Moletai Astronomical Observatory
  Moletai Astronomical Observatory
  The Molėtai Astronomical Observatory is an astronomical observatory owned and operated by the Institute of Theoretical Physics and Astronomy of Lithuania...
  
  , Lithuania (MAO; Molėtų astronomijos observatorija)
• 153: Stuttgart-Hoffeld, Germany
• 154: Cortina, Italy (Cortina d'Ampezzo
  Cortina d'Ampezzo
  Cortina d'Ampezzo is a town and comune in the southern Alps located in Veneto, a region in Northern Italy. Located in the heart of the Dolomites in an alpine valley, it is a popular winter sport resort known for its ski-ranges, scenery, accommodations, shops and après-ski scene...
  
  , Associazione Astronomica Cortina: Osservatorio Astronomico del Col Drusciè "Helmut Ullrich")
• 155: Ole Romer Observatory, Aarhus
• 156: Catania Astrophysical Observatory
  Catania Astrophysical Observatory
  The Osservatorio Astrofisico di Catania is an astronomical observatory in Catania, southern Italy. Owned and operated by Catania University, it belongs to the Istituto Nazionale di Astrofisica ....
  
  , Sicily, Italy
• 157: Frasso Sabino (Osservatorio Astronomico Virginio Cesarini - Frasso Sabino, Italy)
• 158: Promiod (Osservatorio Dalai Lama di Promiod, Italy)
• 159: Monte Agliale (Osservatorio Astronomico di Monte Agliale, Italy)
• 160: Castelmartini, Italy
• 161: Cerrina Tololo Observatory, Italy
• 162: Potenza, Italy
• 163: Roeser Observatory, Luxembourg
• 164: St. Michel sur Meurthe, France
• 165: Piera Observatory
  Piera Observatory
  Piera Observatory is an astronomical observatory located in Piera, Catalonia, with the IAU observatory code 165....
  
  , Barcelona, Spain (Observatori Astronomic de Piera)
• 166: Úpice, Czech Republic (Hvězdárna v Úpici)
• 167: Bülach Observatory, Switzerland
• 168: Kourovskaya, Russia
• 169: Airali Observatory, Italy
• 170: Observatorio de Begues, Spain
• 171: Flarestar Observatory
  Flarestar Observatory
  Flarestar Observatory is an astronomical observatory owned and operated by International Astronomical Union . It is located near San Gwann on the island country of Malta, at . Its observatory code is 171.-External links:*...
  
  , San Gwann, Malta
• 172: Onnens, Switzerland
• 173: St. Clotilde, Réunion, France (Observatoire Sainte-Clotilde)
• 174: Nyrölä Observatory
  Nyrölä Observatory
  Nyrölä Observatory is an amateur astronomical observatory in Finland. It is owned and operated by the astronomical association Jyväskylän Sirius ry, and located in the countryside village of Nyrölä near Jyväskylä....
  
  , Jyväskylä, Finland (Nyrölän observatorio)
• 175: F.-X. Bagnoud Observatory, St-Luc, Switzerland (Bagnoud Observatory
  Bagnoud Observatory
  François-Xavier Bagnoud Observatory is an astronomical observatory paid for by Association François-Xavier Bagnoud. It is located above the village of Saint-Luc, Switzerland.-External links:**...
  
  )
• 176: Observatorio Astronómico de Consell (Consell Observatory
  Consell Observatory
  Consell Observatory is an astronomical observatory owned and operated by Latin American League of Astronomy. It is located in Consell on Majorca island, which is part of Spain.*Lat 39° 39' 13" N*Long 02° 49' 21" E*Alt 130 m-External links:*...
  
  , Majorca, Spain)
• 177: Le Cres, France
• 178: Collonges, France
• 179: Monte Generoso
  Monte Generoso Observatory
  Monte Generoso Observatory is located atop Monte Generoso in the canton of Ticino, Switzerland.-External links:*...
  
  , Switzerland
• 180: Mauguio, France
• 181: Observatoire des Makes, Saint-Louis, Réunion, France
• 182: St. Paul, Réunion, France
• 183: Starlab Observatory, Karachay-Cherkessia, Russia
• 184: Valmeca Observatory, Puimichel, France
• 185: Observatoire Astronomique Jurassien-Vicques, Switzerland
• 186: Kitab, Mt. Maydanak, Uzbekistan
• 187: Borowiec Astrogeodynamic Observatory, Borowiec, Poland
• 188: Majdanak, Uzbekistan
• 189: Geneva
  Observatory of Geneva
  Observatoire de Genève is an astronomical observatory at Sauverny in the municipality of Versoix, Canton of Geneva, Switzerland...
  
   (before 1967), Switzerland
• 190: Gissar, Tajikistan
• 191: Dushanbe, Tajikistan
• 192: Tashkent, Uzbekistan
• 193: Sanglok, Tajikistan
• 194: Tivoli, Namibia
• 195: Untermenzing Observatory, Munich, Germany
• 196: Homburg-Erbach, Germany
• 197: Bastia, Italy
• 198: Wildberg (Observatorium Wildberg, Germany) http://www.astro-wildberg.de
• 199: Buthiers (Observatoire de Buthiers, France)

200-299

• 200: Beersel Hills Observatory
  Beersel Hills Observatory
  Beersel Hills Observatory is an amateur astronomical observatory. Founded in April of 1998, it is located near Beersel, Belgium. It is primarily dedicated to the study of variable stars and visual double stars, including Delta Scuti, eclipsing binaries, and visual double stars....
  
  
• 201: Jonathan B. Postel Observatory, Bareggio, Italy
• 202: Tamaris Observatoire, La Seyne sur Mer
• 203: GiaGa Observatory
• 204: Schiaparelli Observatory
• 205: Obs. Casalecchio di Reno, Bologna
• 206: Haagaar Observatory, Eina
• 207: Osservatorio Antonio Grosso
• 208: Rivalta
• 209: Asiago Observatory, Cima Ekar-ADAS (Asiago-DLR Asteroid Survey
  Asiago-DLR Asteroid Survey
  The Asiago-DLR Asteroid Survey is a project to search for comets and asteroids, with special emphasis on near-Earth objects.It is a joint venture between the Department of Astronomy of the University of Padua and the DLR - Institute of Space Sensor Technology and Planetary Exploration at...
  
  )
• 210: Alma-Ata
• 211: Scandicci
• 212: Observatorio La Dehesilla
• 213: Observatorio Montcabre
• 214: Garching Observatory
• 215: Buchloe
• 216: Observatoire des Côtes de Meuse, France
• 217: Assah
• 218: Hyderabad
• 219: Japal-Rangapur
• 220: Vainu Bappu Observatory
  Vainu Bappu Observatory
  The Vainu Bappu Observatory, or VBO for short, is an astronomical observatory owned and operated by Indian Institute of Astrophysics. It is located in the Javadi Hills Kavalur, near vaniyambadi of vellore district in the Indian state of Tamil Nadu, 175 km south-east of...
  
  , Kavalur, India
• 221: IAS Observatory, Hakos
• 222: Yerres-Canotiers
• 223: Madras, India (Indian Institute of Astrophysics, Madras Observatory
  Madras Observatory
  The Madras Observatory was founded by the British East India Company in 1786 in Chennai . For over a century it was the only astronomical observatory in India that exclusively worked on the stars. Among the astronomers at the observatory were Norman Robert Pogson, Michael Topping and John Goldingham...
  
  )
• 224: Ottmarsheim
• 225: Northwood Ridge Observatory
• 226: Guido Ruggieri Observatory, Padua
• 227: OrbitJet Observatory, Colden
• 228: Bruno Zugna Observatory, Trieste
• 229: G. C. Gloriosi Astronomical Observatory, Salerno
• 230: Mt. Wendelstein Observatory
• 231: Vesqueville
• 232: Masquefa Observatory
• 233: Sauro Donati Astronomical Observatory, San Vito
• 234: Coddenham Observatory
• 235: CAST Observatory, Talmassons
• 236: Tomsk
• 237: Baugy
• 238: Grorudalen Optical Observatory
• 239: Michael Adrian Observatory, Trebur
• 240: Herrenberg Sternwarte
• 241: Schaerding
• 242: Varennes
• 243: Umbrella Observatory
• 244: Geocentric Occultation Observation
• 245: Spitzer Space Telescope
  Spitzer Space Telescope
  The Spitzer Space Telescope , formerly the Space Infrared Telescope Facility is an infrared space observatory launched in 2003...
  
  
• 246: Kleť Observatory-KLENOT
• 247: Roving Observer
• 248: Hipparcos
  Hipparcos
  Hipparcos was a scientific mission of the European Space Agency , launched in 1989 and operated between 1989 and 1993. It was the first space experiment devoted to precision astrometry, the accurate measurement of the positions of celestial objects on the sky...
  
  
• 249: SOHO
  Solar and Heliospheric Observatory
  The Solar and Heliospheric Observatory is a spacecraft built by a European industrial consortium led by Matra Marconi Space that was launched on a Lockheed Martin Atlas IIAS launch vehicle on December 2, 1995 to study the Sun, and has discovered over 2100 comets. It began normal operations in May...
  
  
• 250: Hubble Space Telescope
  Hubble Space Telescope
  The Hubble Space Telescope is a space telescope that was carried into orbit by a Space Shuttle in 1990 and remains in operation. A 2.4 meter aperture telescope in low Earth orbit, Hubble's four main instruments observe in the near ultraviolet, visible, and near infrared...
  
  
• 251: Arecibo Observatory
  Arecibo
  Arecibo may refer to:*Arecibo, Puerto Rico, a municipality located by the Atlantic Ocean*Arecibo Observatory, a very sensitive radio telescope located approximately south-southwest from the city of Arecibo...
  
  
• 252: Deep Space Communications Complex
• 253: Deep Space Communications Complex
• 254: Haystack, Westford
• 255: Evpatoria, Ukraine
• 256: Green Bank Telescope
  Green Bank Telescope
  The Robert C. Byrd Green Bank Telescope is the world's largest fully steerable radio telescope and the world's largest land-based movable structure. It is part of the National Radio Astronomy Observatory site at Green Bank, West Virginia, USA. The telescope honors the name of the late Senator...
  
  
• 257: Goldstone DSS 25, Fort Irwin

• 260: Siding Spring Observatory
  Siding Spring Observatory
  Siding Spring Observatory near Coonabarabran, New South Wales, Australia, part of the Research School of Astronomy & Astrophysics at the Australian National University , incorporates the Anglo-Australian Telescope along with a collection of other telescopes owned by the Australian National...
  
  -DSS (Digital Sky Survey)
• 261: Palomar Mountain
  Palomar Mountain
  Palomar Mountain is a mountain in the Peninsular Ranges in northern San Diego County. It is famous as the location of the Palomar Observatory and Hale Telescope, and known for the Palomar Mountain State Park.-History:...
  
  -DSS
• 262: European Southern Observatory, La Silla-DSS, Chile (La Silla Observatory
  La Silla Observatory
  La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory organisation, and several others are partly maintained by ESO...
  
  )

• 285: Flammarion Observatory, Juvisy
• 286: Yunnan Observatory

• 290: Mt. Graham-VATT (Vatican Advanced Technology Telescope
  Vatican Advanced Technology Telescope
  The Vatican Advanced Technology Telescope, aka the VATT, is a 1.8 meter Gregorian telescope observing in the optical and infrared. It is part of the Mount Graham International Observatory. It is situated on Mount Graham in southeast Arizona, and it achieved 'first light', the first starlight to...
  
  )
• 291: LPL/Spacewatch II
• 292: Burlington, New Jersey
• 293: Burlington remote site
• 294: Astrophysical Obs., College of Staten Island
• 295: Catholic University Observatory, Washington
• 296: Dudley Observatory
  Dudley Observatory
  Dudley Observatory is an astronomical observatory located in Schenectady, New York, United States. Along with Albany College of Pharmacy, Albany Law School, Albany Medical College, the Graduate College of Union University, and Union College, it is one of the constituent entities of Union...
  
   (after 1893)
• 297: Middlebury
• 298: Van Vleck Observatory
  Van Vleck Observatory
  Van Vleck Observatory is an astronomical observatory owned and operated by Wesleyan University. It was built in 1914 and named after the former head of the Department of Mathematics and Astronomy at the university, Prof. John M. Van Vleck. It is located in Middletown, Connecticut .-Directors:*...
  
  
• 299: Bosscha Observatory
  Bosscha Observatory
  Bosscha Observatory is the oldest observatory in Indonesia. The observatory is located in Lembang, West Java, approximately north of Bandung. It is situated on a hilly six hectares of land and is above mean sea level plateau...
  
  , Lembang, Indonesia

300-399

• 300: Bisei Spaceguard Center
  Bisei Spaceguard Center
  The Bisei Spaceguard Center was established solely to track Asteroids and space debris. This debris, along with defunct spaceships, satellites as well as other small objects can present a hazard to operating spacecraft...
  
   - BATTeRS, Okayama, Japan
• 301: Mont Mégantic (Observatoire du Mont Mégantic, QC)
• 302: University of the Andes station
• 303: Mérida (Observatorio Astronómico Nacional de Llano del Hato, Mérida, Venezuela)
• 304: Las Campanas Observatory
  Las Campanas Observatory
  Las Campanas Observatory is an astronomical observatory owned and operated by the Carnegie Institution for Science It was established in 1969 and remains the primary observing site of that institution. The headquarters is located in La Serena, Chile and the observatory is in the southern Atacama...
  
  
• 305: Purple Mountain, Hainan Island station
• 306: Observatorio Taya Beixo, Barquisimeto

• 309: Cerro Paranal, Chile (Paranal Observatory
  Paranal Observatory
  Paranal Observatory is an astronomical observatory located on Cerro Paranal at 2,635 m altitude and operated by the European Southern Observatory. The Very Large Telescope is the largest telescope on Paranal, actually composed of four separate 8.2 m telescopes...
  
  )

• 312: Tsingtao field station, Xisha Islands

• 318: Quinns Rock
• 319: Perth Observatory
  Perth Observatory
  The Perth Observatory is the name of two astronomical observatories located in Western Australia.-First Perth Observatory:The original Perth Observatory was constructed in 1896 and was officially opened in 1900 by John Forrest, the first premier of Western Australia. The observatory was located at...
  
  , Perth-Lowell Telescope
• 320: Chiro Observatory
• 321: Craigie
• 322: Perth Observatory
  Perth Observatory
  The Perth Observatory is the name of two astronomical observatories located in Western Australia.-First Perth Observatory:The original Perth Observatory was constructed in 1896 and was officially opened in 1900 by John Forrest, the first premier of Western Australia. The observatory was located at...
  
  , Bickley-MCT
• 323: Perth Observatory
  Perth Observatory
  The Perth Observatory is the name of two astronomical observatories located in Western Australia.-First Perth Observatory:The original Perth Observatory was constructed in 1896 and was officially opened in 1900 by John Forrest, the first premier of Western Australia. The observatory was located at...
  
  , Bickley
• 324: Peking Observatory, Shaho Station

• 327: Peking Observatory, Xinglong Station (Xinglong Station (NAOC)
  Xinglong Station (NAOC)
  Xinglong Station is an observatory situated south of the main peak of the Yanshan mountains in Hebei province, China. Installed are seven telescopes: a Mark-III photoelectric astrolabe; a 60cm reflector; an 85cm reflector; a 60/90cm Schmidt telescope; an 1.26m infrared telescope; and a 2.16m...
  
  )

• 330: Purple Mountain Observatory
  Purple Mountain Observatory
  Purple Mountain Observatory , also known as Zijinshan Astronomical Observatory, is an astronomical observatory located on the Purple Mountain in Nanjing, China.The long time director of the observatory was Zhang Yuzhe Purple Mountain Observatory , also known as Zijinshan Astronomical Observatory,...
  
  , Nanking

• 333: Desert Eagle Observatory
  Desert Eagle Observatory
  Desert Eagle Observatory is a private amateur astronomical observatory, situated near Benson, Arizona. Operated by William Kwong Yu Yeung, the observatory's primary purpose is the observation and discovery of asteroids, which include but are not limited to comets and Near Earth Asteroids...
  
  , Arizona
• 334: Tsingtao

• 337: Sheshan, formerly Zô-Sé

• 340: Toyonaka
• 341: Akashina
• 342: Shishikui
• 343: Younchun
• 344: Bohyunsan Optical Astronomy Observatory (BOAO)
• 345: Sobaeksan Optical Astronomy Observatory
• 346: KNUE Astronomical Observatory
• 347: Utsunomiya-Imaizumi
• 348: Ayabe
• 349: Ageo
• 350: Kurohone
• 351: Sakamoto
• 352: Konan
• 353: Nishi Kobe
• 354: Kawachi
• 355: Hadano
• 356: Kogota
• 357: Shimotsuma
• 358: Nanyo
• 359: Wakayama
• 360: Kuma Kogen
  Kuma Kogen Astronomical Observatory
  The Kuma Kogen Astronomical Observatory is located at Kumakōgen in Ehime Prefecture, Japan.The observatory is in the Furusato Country Open Air Museum that incorporates the Seiten Castle...
  
  , Ehime, Japan
• 361: Sumoto
• 362: Ray Observatory
• 363: Yamada
• 364: YCPM Kagoshima Station
• 365: Uto Observatory
• 366: Miyasaka Observatory
• 367: Yatsuka
• 368: Ochiai
• 369: Chichibu
• 370: Kochi
• 371: Tokyo-Okayama (Okayama Astrophysical Observatory of Tokyo Observatory) (OAO)
• 372: Geisei Observatory
• 373: Oishi
• 374: Minami-Oda Observatory
• 375: Uzurano
• 376: Uenohara
• 377: Kwasan Observatory, Kyoto University, Kyoto (Kwasan and Hida Observatories)
• 378: Murou
• 379: Hamamatsu-Yuto
• 380: Ishiki
• 381: Tokyo-Kiso (Kiso Observatory
  Kiso Observatory
  Kiso Observatory is an astronomical observatory located at Mt. Ontake in Japan. The observatory was founded in 1974 and is maintained by the Institute of Astronomy, Faculty of Science, University of Tokyo . It is home to the 105cm Schmidt Telescope....
  
  , University of Tokyo, Nagano)
• 382: Tokyo-Norikura (Norikura Observatory of Tokyo Astronomical Observatory)
• 383: Chirorin
• 384: Shimada
• 385: Nihondaira Observatory
  Nihondaira Observatory
  Nihondaira Observatory is an astronomical observatory that is located on a hill overlooking Shimizu, Shizuoka, Japan.It has been the source for numerous minor planet...
  
  
• 386: Yatsugatake-Kobuchizawa
• 387: Tokyo-Dodaira (Dodaira Observatory of Tokyo Astronomical Observatory)
• 388: Tokyo-Mitaka (National Astronomical Observatory
  National Astronomical Observatory of Japan
  The is an astronomical research organisation comprising several facilities in Japan, as well as an observatory in Hawaii. It was established in 1988 as an amalgamation of three existing research organizations - the Tokyo Astronomical Observatory of the University of Tokyo, International Latitude...
  
  , Mitaka, Tokyo)
• 389: Tokyo (before 1938) (Tokyo Astronomical Observatory)
• 390: Utsunomiya
• 391: Sendai Observatory, Ayashi Station
• 392: JCPM Sapporo Station
• 393: JCPM Sakura Station
• 394: JCPM Hamatonbetsu Station
• 395: Tokyo-Asahikawa
• 396: Asahikawa
• 397: Sapporo Science Center, Hokkaido, Japan
• 398: Nagatoro
• 399: Kushiro

400-499

• 400: Kitami
• 401: Oosato
• 402: Dynic Astronomical Observatory
• 403: Kani
• 404: Yamamoto
• 405: Kamihoriguchi
• 406: Bibai
• 407: Kahoku
• 408: Nyukasa
• 409: Kiyose and Mizuho
• 410: Sengamine(Sengamine Observatory, Hyōgo
  Hyogo Prefecture
  is a prefecture of Japan located in the Kansai region on Honshū island. The capital is Kobe.The prefecture's name was previously alternately spelled as Hiogo.- History :...
  
  , Japan)
• 411: Oizumi
  Oizumi Observatory
  Ōizumi Observatory is a private astronomical observatory in Ōizumi, Gunma Prefecture, Japan. Takao Kobayashi has made discoveries of numerous minor planets at the observatory. Since its founding, Kobayashi has discovered 1,200 minor asteroids and their positions using a telescope....
  
  , Gunma, Japan
• 412: Iwaki
• 413: Siding Spring Observatory
  Siding Spring Observatory
  Siding Spring Observatory near Coonabarabran, New South Wales, Australia, part of the Research School of Astronomy & Astrophysics at the Australian National University , incorporates the Anglo-Australian Telescope along with a collection of other telescopes owned by the Australian National...
  
  
• 414: Mount Stromlo
  Mount Stromlo
  Mount Stromlo is situated a short drive west of the centre of Canberra, Australia, near the district of Weston Creek. Its peak is at approximately 770m AHD....
  
  
• 415: Kambah, near Canberra (Kambah Observatory)
• 416: Barton, near Canberra
• 417: Yanagida Astronomical Observatory
• 418: Tamworth
• 419: Windsor
• 420: Sydney
• 421: Mt. Kajigamori, Otoyo
• 422: Loomberah
• 423: North Ryde
• 424: Macquarie, near Canberra
• 425: Taylor Range Observatory, Brisbane
• 426: Woomera
• 427: Stockport
• 428: Reedy Creek
• 429: Hawker
• 430: Rainbow Observatory, near Coonabarabran
• 431: Mt. Tarana Observatory, Bathurst
• 432: Boambee
• 433: Bagnall Beach Observatory
  Bagnall Beach Observatory
  Bagnall Beach Observatory is a privately owned astronomical observatory on the east coast of Australia. Run by G. Crawford, the observatory has discovered 3 minor planets:*2002 QL17*2001 FP127*2002 RA1-External links:*...
  
  
• 434: S. Benedetto Po
• 435: G. Colombo Astronomical Observatory, Padua
• 436: Osservatorio di Livergnano
• 437: Haverford
• 438: Smith College Observatory, Northampton
• 439: ROTSE-III, Los Alamos
• 440: Elginfield Observatory
• 441: Swilken Brae, St. Andrews
• 442: Gualba Observatory
• 443: Obs. Astronomico Plomer, Buenos Aires
• 444: Star Cruiser Observatory
• 445: Observatori d'Ontinyent
• 446: Kingsnake Observatory
• 447: Centennial Observatory
• 448: Desert Moon Observatory, Las Cruces, New Mexico
• 449: Griffin Hunter Observatory
• 450: Carla Jane Observatory, Charlotte
• 451: West Skies Observatory, Mulvane
• 452: Big Cypress Observatory
• 453: Edwards Raven Observatory
• 454: Maryland Space Grant Consortium Observatory
• 455: CBA Concord
• 456: Daventry Observatory
• 457: Partizanske
• 458: Guadarrama Observatory
• 459: Smith River Observatory, Danbury
• 460: Area 52 Observatory, Nashville
• 461: University of Szeged, Piszkéstető Stn. (Konkoly)
• 462: Mount Belleview Observatory
• 463: Sommers-Bausch Observatory
  Sommers-Bausch Observatory
  Sommers-Bausch Observatory is an astronomical observatory located on and owned by University of Colorado at Boulder. It was built in 1949 and named after Elmer E. Sommers.Location:*Latitude +40 deg 00' 13.4"*Longitude -105 deg 15' 45.0"...
  
  , Boulder
• 464: Toby Point Observatory, Narragansett
• 465: Takapuna
• 466: Mount Molehill Observatory, Auckland
• 467: Auckland Observatory (Stardome Observatory
  Stardome Observatory
  Stardome Observatory is a public astronomical observatory situated in Cornwall Park in New Zealand's largest city, Auckland....
  
  )
• 468: Astronomical Observatory, Campo Catino (Osservatorio Astronomico Campo Catino)
• 469: Courroux
• 470: Ceccano
• 471: Houstrup
• 472: Merlette
• 473: Remanzacco
• 474: Mount John Observatory, Lake Tekapo
  Lake Tekapo
  Lake Tekapo is the second-largest of three roughly parallel lakes running north–south along the northern edge of the Mackenzie Basin in the South Island of New Zealand...
  
   (Mount John University Observatory
  Mount John University Observatory
  Mount John University Observatory , is New Zealand's premier astronomical research observatory. It is situated at ASL atop Mount John at the northern end of the Mackenzie Basin in the South Island, and was established in 1965...
  
  )
• 475: Turin Observatory (before 1913)
• 476: Grange Observatory, Bussoleno, Italy
• 477: Galleywood
• 478: Lamalou-les-Bains
  Lamalou-les-Bains
  Lamalou-les-Bains is a commune in the Hérault département in Languedoc-Roussillon in southern France.Its inhabitants are called Lamalousiens.-Geography:Lamalou-les-Bains is located 53½ miles west of Montpellier in the Orb valley of the southern Cévennes...
  
  
• 479: Sollies-Pont
• 480: Cockfield
• 481: Moorwarfen
• 482: St. Andrews
• 483: Carter Observatory, Black Birch Station
• 484: Happy Valley, Wellington
• 485: Carter Observatory
  Carter Observatory
  The Carter Observatory stands at the top of the Botanic Gardens in Wellington, New Zealand. It re-opened in March 2010 following a NZ$5 million refurbishment, with a new exhibition and digital planetarium celebrating the culture, heritage and science of the Southern Skies.- History :The name...
  
  , Wellington
• 486: Palmerston North
• 487: Macnairston Observatory
• 488: Newcastle-upon-Tyne
• 489: Hemingford Abbots
• 490: Wimborne Minster
• 491: Centro Astronómico de Yebes, Spain
• 492: Mickleover
• 493: Calar Alto Observatory
  Calar Alto Observatory
  The Calar Alto Observatory is an astronomical observatory owned and operated jointly by the Max-Planck-Institut für Astronomie in Heidelberg, Germany, and the Instituto...
  
  
• 494: Stakenbridge
• 495: Altrincham
• 496: Bishopstoke
• 497: Ascot-Loudwater
• 498: Earls Barton
• 499: Cheam

500-599

• 500: Geocentric
• 501: Herstmonceux
• 502: Colchester
• 503: Cambridge
• 504: Le Creusot, France
• 505: Simon Stevin
• 506: Bendestorf
• 507: Nyenheim
• 508: Zeist
• 509: La Seyne sur Mer
• 510: Siegen
• 511: Observatoire de Haute-Provence, France
• 512: Leiden (before 1860)
• 513: Lyons
• 514: Mundenheim (1907-1913)
• 515: Volkssternwarte Dhaun, near Kirn
• 516: Hamburg (before 1909), German Empire
• 517: Geneva
  Observatory of Geneva
  Observatoire de Genève is an astronomical observatory at Sauverny in the municipality of Versoix, Canton of Geneva, Switzerland...
  
   (from 1967), Switzerland
• 518: Marine Observatory, Hamburg
• 519: Meschede
• 520: Bonn
• 521: Bamberg
• 522: Observatory of Strasbourg
  Observatory of Strasbourg
  The Observatory of Strasbourg is an astronomical observatory in Strasbourg, France.Following the Franco-Prussian War of 1870–71, the city of Strasbourg became part of the German Empire. The University of Strasbourg was refounded in 1872 and a new observatory began construction in 1875...
  
   (Observatoire de Strasbourg)
• 523: Frankfurt
• 524: Mannheim
• 525: Marburg, Germany
• 526: Kiel
• 527: Altona
• 528: Göttingen
• 529: Christiania
• 530: Lübeck
• 531: Collegio Romano, Rome (Osservatorio del Collegio Romano)
• 532: Munich, Germany (Universitäts-Sternwarte München, Bogenhausener Sternwarte; a.k.a. Königlichen Sternwarte zu Bogenhausen)
• 533: Padua
• 534: Leipzig (since 1861)
• 535: Palermo (Osservatorio Astronomico di Palermo "Giuseppe S. Vaiana", Sicily)
• 536: Berlin-Babelsberg (Berlin Observatory
  Berlin Observatory
  The Berlin Observatory is a series of observatories and related organizations in and around the city of Berlin in Germany, starting from the 18th century...
  
   after 1913)
• 537: Urania Observatory, Berlin (Urania Sternwarte)
• 538: Pola, Croatia (Kaiserlichen und Koniglichen Kriegsmarine Pola Sternwarte; Austro-Hungarian Imperial [and Royal] Naval Observatory in Pola, now Pula, Croatia)
• 539: Kremsmünster
• 540: Linz (Davidschlag Observatory; Private Observatory Meyer/Obermair; Sternwarte Davidschlag, Austria)
• 541: Prague Observatory
• 542: Falkensee
• 543: Leipzig (before 1861), German Empire
• 544: Wilhelm Foerster Observatory, Berlin (Wilhelm-Foerster-Sternwarte)
• 545: Vienna Observatory
  Vienna Observatory
  Universitäts-Sternwarte Wien is an astronomical observatory in Vienna, Austria. It is part of the University of Vienna. The first observatory was built in 1753–1754 on the roof of one of the university buildings....
  
   (before 1879), Austria-Hungary
• 546: Oppolzer Observatory, Vienna
• 547: Breslau
• 548: Berlin (1835-1913) (Berliner Sternwarte, Berlin Observatory
  Berlin Observatory
  The Berlin Observatory is a series of observatories and related organizations in and around the city of Berlin in Germany, starting from the 18th century...
  
  , before 1913)
• 549: Uppsala (Uppsala Astronomical Observatory
  Uppsala Astronomical Observatory
  The Uppsala Astronomical Observatory is the oldest astronomical observatory in Sweden. It was founded in 1741, though there was a professorial chair of astronomy at the University of Uppsala from 1593 and the university archives include lecture notes in astronomy from the 1480s.In the 18th...
  
   (UAO); Astronomiska observatoriet i Uppsala)
• 550: Schwerin
• 551: Hurbanovo, formerly O'Gyalla
• 552: Osservatorio S. Vittore, Bologna (Osservatorio San Vittore
  Osservatorio San Vittore
  The Osservatorio San Vittore is an astronomical observatory in Bologna, Italy. It has made a number of asteroid discoveries....
  
  , Italy)
• 553: Chorzów
• 554: Burgsolms Observatory, Wetzlar
• 555: Cracow-Fort Skała
• 556: Reintal, near Munich
• 557: Ondřejov Observatory
  Ondrejov Observatory
  The Ondřejov Observatory is the principal observatory of the Astronomical Institute of the Academy of Sciences of the Czech Republic. It is located near the village of Ondřejov, 35 km southeast of Prague....
  
   (Observatoř Ondřejov, Czech Republic)
• 558: Warsaw
• 559: Serra La Nave
• 560: Madonna di Dossobuono (Osservatorio Madonna di Dossobuono, Italy)
• 561: Piszkéstető Stn. (Konkoly) (Piszkéstető Station, Konkoly Obszervatórium, Budapest)
• 562: Figl Observatory, Vienna
• 563: Seewalchen
• 564: Herrsching
• 565: Bassano Bresciano (Osservatorio Astronomico di Bassano Bresciano, Italy)
• 566: Haleakala
  Haleakala
  Haleakalā , or the East Maui Volcano, is a massive shield volcano that forms more than 75% of the Hawaiian Island of Maui. The western 25% of the island is formed by the West Maui Mountains.- History :...
  
  -NEAT
  Near Earth Asteroid Tracking
  Near-Earth Asteroid Tracking is a program run by NASA and Jet Propulsion Laboratory to discover near-Earth objects. The NEAT project began in December 1995 and ran until April 2007.-History:...
  
  /GEODSS, Hawaii, U.S.A.
• 567: Chions (Osservatorio di Chions; Chaonis Observatory, Italy)
• 568: Mauna Kea Observatory
  Mauna Kea Observatory
  The Observatories at Mauna Kea, , are an independent collection of astronomical research facilities located on the summit of Mauna Kea on the Big Island of Hawai'i, USA. The facilities are located in a special land use zone known as the "Astronomy Precinct," which is located in the Mauna Kea...
  
  , Hawaii, U.S.A.
• 569: Helsinki
• 570: Vilnius (since 1939)
• 571: Cavriana (Osservatorio "Giordano Bruno", Italy)
• 572: Cologne
• 573: Eldagsen
• 574: Gottolengo
• 575: La Chaux de Fonds
• 576: Burwash
• 577: Metzerlen Observatory
• 578: Linden Observatory
• 579: Novi Ligure
• 580: Graz
• 581: Sedgefield
• 582: Orwell Park
• 583: Odessa-Mayaki
• 584: Leningrad
• 585: Kiev comet station
• 586: Pic du Midi (Observatoire du Pic du Midi, France)
• 587: Sormano (Osservatorio Astronomico Sormano, Italy)
• 588: Eremo di Tizzano
• 589: Osservatorio Astrometrico Santa Lucia Stroncone
• 590: Metzerlen
• 591: Resse Observatory
• 592: Solingen, Germany
• 593: Monte Argentario
• 594: Monte Autore
• 595: Farra d'Isonzo (Osservatorio Astronomico di Farra d'Isonzo, Italy)
• 596: Colleverde di Guidonia (Osservatorio Colleverde di Guidonia, Italy)
• 597: Springe
• 598: Loiano (Osservatorio Astronomico di Loiano, Italy)
• 599: Campo Imperatore-CINEOS
  Campo Imperatore Near Earth Object Survey
  The CINEOS program , started in 2001, is dedicated to the discovery and follow-up of Near Earth objects, namely asteroids and comets which periodically approach or intersect the Earth's orbit....
  
   (Osservatorio di Campo Imperatore, Italy)

600-699

• 600: TLC Observatory, Bologna
• 601: Engelhardt Observatory, Dresden
• 602: Urania Observatory, Vienna
• 603: Bothkamp, near Kiel, Germany (Sternwarte Bothkamp, Bothkamp Observatory)
• 604: Archenhold Sternwarte, Berlin-Treptow
• 605: Marl
• 606: Norderstedt
• 607: Hagen Observatory, Ronkhausen
• 608: Haleakala-AMOS
  Air Force Maui Optical and Supercomputing observatory
  The Air Force Maui Optical and Supercomputing observatory is an Air Force Research Laboratory operating location on Maui with a twofold mission. First, it conducts the research and development mission on the Maui Space Surveillance System at the Maui Space Surveillance Complex...
  
  , Hawaii, U.S.A.
• 609: Osservatorio Polino
• 610: Pianoro
• 611: Starkenburg Sternwarte, Heppenheim (Starkenburg Observatory
  Starkenburg Observatory
  Starkenburg-Sternwarte is an astronomical observatory in Heppenheim, Germany. It was formed in 1970, and currently has about 150 members.The instruments at the observatory consists of:* 0.45m newtonian* 0.30m Meade LX200...
  
  )
• 612: Lenkerbeck
• 613: Heisingen
• 614: Soisy-sur-Seine
• 615: St. Véran
• 616: Brno
• 617: Arbonne-la-Forêt
• 618: Martigues
• 619: Sabadell
• 620: Observatorio Astronómico de Mallorca
  Observatorio Astronómico de Mallorca
  The Observatorio Astronómico de Mallorca is an observatory just south of Costitx, Mallorca, Spain.The observatory was inaugurated in May 1991 and was the first astronomical center in the Balearic Islands autonomous community and province of Spain....
  
  
• 621: Bergisch Gladbach Observatory
  Bergisch Gladbach Observatory
  The Bergisch Gladbach Observatory is an astronomical observatory located in Bergisch Gladbach, Germany, at . Its observatory code is 621. Astronomer Wolf Bickel....
  
  
• 622: Oberwichtrach
• 623: Liège
• 624: Dertingen
• 625: Kihei-AMOS
  Air Force Maui Optical and Supercomputing observatory
  The Air Force Maui Optical and Supercomputing observatory is an Air Force Research Laboratory operating location on Maui with a twofold mission. First, it conducts the research and development mission on the Maui Space Surveillance System at the Maui Space Surveillance Complex...
  
   Remote Maui Experimental Site
• 626: Geel
• 627: Blauvac
• 628: Mülheim-Ruhr
• 629: JATE Observatory, Szeged
• 630: Osenbach
• 631: Hamburg-Georgswerder
• 632: San Polo A Mosciano
• 633: Romito
• 634: Crolles
• 635: Pergignan
• 636: Essen Observatory aka Walter Hohmann Observatory, Germany
• 637: Hamburg-Himmelsmoor
• 638: Detmold
• 639: Dresden
• 640: Senftenberger Sternwarte
• 641: Overberg
• 642: Oak Bay, Victoria
• 643: OCA-Anza Observatory
• 644: Palomar Mountain/NEAT
• 645: Apache Point-Sloan Digital Sky Survey
• 646: Santana Observatory, Rancho Cucamonga
• 647: Stone Finder Observatory, Calgary
• 648: Winer Observatory
  Winer Observatory
  Winer Observatory is an astronomical observatory near Sonoita, Arizona in the United States. It is a private, non-profit observatory, operated by Mark Trueblood since 1983. It has been the site of a number of significant small telescopes and famous robotic telescopes. It has been the site of the...
  
  , Sonoita
• 649: Powell Observatory, Louisburg
• 650: Temecula
• 651: Grasslands Observatory, Tucson
• 652: Rock Finder Observatory, Calgary
• 653: Torus Observatory, Buckley
• 654: Table Mountain Observatory, Wrightwood-PHMC
• 655: Sooke
• 656: Victoria
• 657: Climenhaga Observatory, Victoria
• 658: National Research Council of Canada
  National Research Council of Canada
  The National Research Council is an agency of the Government of Canada which conducts scientific research and development.- History :...
  
   (Dominion Astrophysical Observatory
  Dominion Astrophysical Observatory
  The Dominion Astrophysical Observatory, located on Observatory Hill, in Saanich, British Columbia, was completed in 1918 by the Canadian government. Proposed and designed by John S...
  
  )
• 659: Heron Cove Observatory, Orcas
• 660: Leuschner Observatory
  Leuschner Observatory
  Leuschner Observatory, originally called the Students' Observatory, is an observatory operated by the University of California, Berkeley. The observatory was built in 1886 on the Berkeley campus. For many years, it was directed by Armin Otto Leuschner, for whom the observatory was renamed in 1951...
  
  , Berkeley
• 661: Rothney Astrophysical Observatory, Priddis
• 662: Lick Observatory, Mount Hamilton
• 663: Red Mountain Observatory
• 664: Manastash Ridge Observatory
• 665: Wallis Observatory
• 666: Moorpark College Observatory
• 667: Wanapum Dam
• 668: San Emigdio Peak
• 669: Ojai
• 670: Camarillo
• 671: Stony Ridge
  Stony Ridge Observatory
  Stony Ridge Observatory is an astronomical observatory built by and for amateur astronomers in the mountains of Los Angeles County, California in 1963. When installed, its Newtonian-Cassegrain likely ranked as the largest amateur telescope in the United States. Asteroids 10168 Stony Ridge and...
  
  
• 672: Mount Wilson
• 673: Table Mountain Observatory, Wrightwood
• 674: Ford Observatory, Wrightwood
• 675: Palomar Mountain (Palomar Observatory
  Palomar Observatory
  Palomar Observatory is a privately owned observatory located in San Diego County, California, southeast of Pasadena's Mount Wilson Observatory, in the Palomar Mountain Range. At approximately elevation, it is owned and operated by the California Institute of Technology...
  
  )
• 676: San Clemente
• 677: Lake Arrowhead
• 678: Fountain Hills (Fountain Hills Observatory, Fountain Hills, AZ)
• 679: San Pedro Martir
• 680: Los Angeles
• 681: Calgary
• 682: Kanab
• 683: Goodricke-Pigott Observatory, Tucson
• 684: Prescott (Prescott Observatory
  Prescott Observatory
  Prescott Observatory was built by Paul G. Comba and is now owned and operated by Matt Francis. The observatory is located south of Prescott Arizona and is dedicated to the study of cosmology. Refurbished in 2011, the observatory houses a PlaneWave CDK 24 inch telescope with two Takahashi wide...
  
  )
• 685: Williams, AZ
• 686: U. of Minn. Infrared Obs., Mt. Lemmon (Mount Lemmon
  Mount Lemmon
  Mount Lemmon is in the Santa Catalina Mountains located in the Coronado National Forest north of Tucson, Arizona, United States. It is above sea-level, and receives approximately 180 inches of snow annually. Mount Lemmon was named in honor of botanist Sarah Lemmon, who trekked to the top of...
  
  )
• 687: Northern Arizona University
  Northern Arizona University
  Northern Arizona University is a public university located in Flagstaff, Arizona, United States. It is accredited by the North Central Association of Colleges and Schools, and has 39 satellite campuses in the state of Arizona. The university offers both undergraduate and graduate degrees.As of...
  
  , Flagstaff
• 688: Lowell Observatory, Anderson Mesa Station (Anderson Mesa
  Anderson Mesa
  Lowell Observatory, Anderson Mesa Station, USA, was established in 1959 as a dark-sky observing site for Lowell Observatory. Anderson Mesa is now home to several large reflecting telescopes that are used for observing programs such as LONEOS...
  
  ), Flagstaff
• 689: U.S. Naval Observatory, Flagstaff
  United States Naval Observatory Flagstaff Station
  The United States Naval Observatory Flagstaff Station , is a scientific astronomical observatory operated as a Navy Echelon V command and the national dark-sky observing Facility/observatory subordinate to the United States Naval Observatory . USNO and NOFS are commands within the CNMOC claimancy,...
  
   (USNOFS)
• 690: Lowell Observatory
  Lowell Observatory
  Lowell Observatory is an astronomical observatory in Flagstaff, Arizona. Lowell Observatory was established in 1894, placing it among the oldest observatories in the United States, and was designated a National Historic Landmark in 1965....
  
  , Flagstaff
• 691: Steward Observatory
  Steward Observatory
  The University of Arizona's Steward Observatorys main office is located on the University's campus and is closely tied to the Department of Astronomy. Established in 1916 by its first director, Andrew Ellicott Douglass, and a $60,000 bequest made by Lavinia Steward in memory of her late husband...
  
  , Kitt Peak-Spacewatch
• 692: Steward Observatory
  Steward Observatory
  The University of Arizona's Steward Observatorys main office is located on the University's campus and is closely tied to the Department of Astronomy. Established in 1916 by its first director, Andrew Ellicott Douglass, and a $60,000 bequest made by Lavinia Steward in memory of her late husband...
  
  , Tucson
• 693: Catalina Station, Tucson
• 694: Tumamoc Hill, Tucson
• 695: Kitt Peak National Observatory
  Kitt Peak National Observatory
  The Kitt Peak National Observatory is a United States astronomical observatory located on 2,096 m Kitt Peak of the Quinlan Mountains in the Arizona-Sonoran Desert on the Tohono O'odham Nation, southwest of Tucson...
  
  
• 696: Whipple Observatory, Mt. Hopkins (Fred Lawrence Whipple Observatory
  Fred Lawrence Whipple Observatory
  The Fred Lawrence Whipple Observatory is an astronomical observatory owned and operated by the Smithsonian Astrophysical Observatory and is their largest field installation outside of their main site in Cambridge, MA...
  
  )
• 697: Kitt Peak, McGraw-Hill
• 698: Mt. Bigelow
• 699: Lowell Observatory-LONEOS (LONEOS)

700-799

• 700: Chinle
• 701: Junk Bond Observatory
  Junk Bond Observatory
  The Junk Bond Observatory is located in Sierra Vista, Arizona in the Sonoran Desert.Established in 1996, observer David Healy began by using a Celestron 14 SCT and a 16-inch Meade LX200 telescopes in a roll-off shelter...
  
  , Sierra Vista, AZ
• 702: Joint Obs. for cometary research, Socorro, NM (now the New Mexico Tech Remote Observatory)
• 703: Catalina Sky Survey
  Catalina Sky Survey
  Catalina Sky Survey is a project to discover comets and asteroids, and to search for Near-Earth objects. More specifically, to search for potentially hazardous asteroids , that may pose a threat of impact.-Mission:...
  
  , Tucson, AZ
• 704: Lincoln Laboratory ETS, New Mexico (ETS = Experimental Test System)
• 705: Apache Point (Apache Point Observatory
  Apache Point Observatory
  The Apache Point Observatory is located in the Sacramento Mountains in Sunspot, New Mexico 18 miles south of Cloudcroft. The observatory consists of the Astrophysical Research Consortium's 3.5-meter telescope, the Sloan Digital Sky Survey 2.5-m telescope with a 20" photometric telescope,...
  
  , NM)
• 706: Salida, CO
• 707: Chamberlin field station, CO
• 708: Chamberlin Observatory
  Chamberlin Observatory
  Chamberlin Observatory is an astronomical observatory owned and operated by University of Denver. It is located in Denver, Colorado in Observatory Park. It is named for Humphrey B. Chamberlin, a Denver real estate magnate who pledged $50,000 in 1888 to build and equip the facility.The...
  
  , Denver, CO
• 709: W & B Observatory, Cloudcroft, NM
• 710: MPO Observatory, Florissant, CO
• 711: McDonald Observatory
  McDonald Observatory
  The McDonald Observatory is an astronomical observatory located near the unincorporated community of Fort Davis in Jeff Davis County, Texas, United States. The facility is located on Mount Fowlkes and Mount Locke in the Davis Mountains of West Texas...
  
  , Fort Davis, TX
• 712: USAF Academy Observatory, Colorado Springs, CO
• 713: Thornton, CO
• 714: Bagdad, AZ
• 715: Jornada Observatory, Las Cruces, NM
• 716: Palmer Divide Observatory, Colorado Springs, CO
• 717: Prude Ranch, TX
• 718: University of Utah, Tooele, UT
• 719: Frank T. Etscorn Campus Observatory, Socorro, NM (New Mexico Tech Astronomy Club)
• 720: Universidad de Monterrey, Nuevo León, Mexico
• 721: Lime Creek (Lime Creek Observatory, NE)
• 722: Missouri City, TX
• 723: Cottonwood Observatory, Ada, OK
• 724: National Observatory, Tacubaya (Observatorio Astronómico Nacional; Observatorio de Tacubaya, Mexico)
• 725: Fair Oaks Ranch (Fair Oaks Ranch Observatory, Fair Oaks Ranch, Texas)
• 726: Brainerd (Fire in the Sky Observatory, Brainerd, MN)
• 727: Zeno Observatory, Edmond, OK
• 728: Corpus Christi, TX
• 729: Glenlea Astronomical Observatory, Winnipeg, MB
• 730: University of North Dakota, Grand Forks, ND
• 731: Rose-Hulman Observatory, Terre Haute, IN
• 732: Oaxaca, Oaxaca, Mexico
• 733: Allen, Texas
• 734: Farpoint Observatory, Eskridge, KS
• 735: George Observatory, Needville, TX
• 736: Houston, TX
• 737: New Bullpen Observatory, Alpharetta, GA
• 738: Observatory of the State University of Missouri
• 739: Sunflower Observatory, Olathe, KS
• 740: SFA Observatory, Nacogdoches, TX (Stephen F. Austin State University Observatory)
• 741: Goodsell Observatory
  Goodsell Observatory
  Goodsell Observatory is a building on the campus of Carleton College in Northfield, Minnesota. It was constructed in 1887 and was, at the time, the largest observatory in the state of Minnesota. It was named for Charles Goodsell, who donated much of the land on which Carleton was founded...
  
  , Northfield, MN
• 742: Drake University, Des Moines, IA
• 743: University of Minnesota, Minneapolis, MN
• 744: Doyan Rose Observatory, Indianapolis, IN
• 745: Glasgow, Missouri
• 746: Brooks Astronomical Observatory
  Brooks Astronomical Observatory
  Brooks Astronomical Observatory is an astronomical observatory owned and operated by Central Michigan University. It is located in Mount Pleasant, Michigan . The observatory was established in 1964 and is located on the roof of the Brooks Hall science building. Both the building and observatory...
  
  , Mt. Pleasant, MI
• 747: Baton Rouge Observatory, LA
• 748: Van Allen Observatory, Iowa City, IA
• 749: Oakwood, GA
• 750: Hobbs Observatory
  Hobbs Observatory
  Hobbs Observatory is an astronomical observatory owned and operated by University of Wisconsin–Eau Claire's Department of Physics and Astronomy and home to the Chippewa Valley Astronomical Society. It is located in the Beaver Creek Reserve four miles north of Fall Creek, Wisconsin...
  
  , Fall Creek, WI
• 751: Lake Saint Louis, MO
• 752: Puckett Observatory
  Puckett Observatory
  Puckett Observatory is a private astronomical observatory located in the North Georgia Mountains, near Ellijay, Georgia, United States. It is owned and operated by Tim Puckett. Its primary observation goals are the study of comets and the discovery of supernovae...
  
  , Mountain Town, GA
• 753: Washburn Observatory
  Washburn Observatory
  The Washburn Observatory is located at 1401 Observatory Drive on the University of Wisconsin–Madison campus. Completed in 1881, it was a major research facility for about 50 years. Now it is used primarily by the public during open houses and by students in introductory astronomy...
  
  , Madison, WI
• 754: Yerkes Observatory
  Yerkes Observatory
  Yerkes Observatory is an astronomical observatory operated by the University of Chicago in Williams Bay, Wisconsin. The observatory, which calls itself "the birthplace of modern astrophysics," was founded in 1897 by George Ellery Hale and financed by Charles T. Yerkes...
  
  , Williams Bay, WI
• 755: Optec Observatory, MI
• 756: Dearborn Observatory
  Dearborn Observatory
  The Dearborn Observatory is an astronomical observatory located on the Evanston campus of Northwestern University. The observatory was originally constructed in 1888...
  
  , Evanston, IL
• 757: High Point, NC
• 758: BCC Observatory, Cocoa, FL (Astronaut Memorial Planetarium & Observatory; BCC = Brevard Community College)
• 759: Nashville, TN
• 760: Goethe Link Observatory
  Goethe Link Observatory
  The Goethe Link Observatory is an astronomical observatory near Brooklyn, Indiana , owned by Indiana University and operated by the Indiana Astronomical Society. It is named in honour of Dr. Goethe Link, an Indianapolis surgeon, who built it with his private funds. Construction of the observatory...
  
  , Brooklyn, IN
• 761: Zephyrhills (Quail Hollow Observatory, Zephyrhills, FL)
• 762: Four Winds Observatory, Lake Leelanau, MI
• 763: King City, ON
• 764: Puckett Observatory
  Puckett Observatory
  Puckett Observatory is a private astronomical observatory located in the North Georgia Mountains, near Ellijay, Georgia, United States. It is owned and operated by Tim Puckett. Its primary observation goals are the study of comets and the discovery of supernovae...
  
  , Stone Mountain, GA
• 765: Cincinnati, OH
• 766: Michigan State University Observatory
  Michigan State University Observatory
  Michigan State University Observatory is an astronomical observatory owned and operated by Michigan State University. It is located south of the Michigan State University campus in East Lansing, Michigan , near the corner of Forest Rd and College Rd. It has a Cassegrain telescope in its single dome...
  
  , East Lansing, MI
• 767: Angell Hall Observatory
  Angell Hall Observatory
  Angell Hall Observatory is an astronomical observatory owned and operated by University of Michigan. It is located on the UM Central Campus on top of Angell Hall in Ann Arbor, Michigan...
  
  , Ann Arbor, MI
• 768: Dearborn, MI
• 769: McMillin Observatory
  McMillin Observatory
  McMillin Observatory is an astronomical observatory built around 1895, named after Emerson McMillin and run by the Ohio State University. It was closed in 1968, and its telescope moved to Ballreich Observatory.-External links:*...
  
  , Columbus, OH
• 770: Crescent Moon Observatory, Columbus, OH
• 771: Boyeros Observatory, Havana, Cuba (Observatorio de Rancho Boyeros)
• 772: Boltwood Observatory, Stittsville, ON
• 773: Warner and Swasey Observatory
  Warner and Swasey Observatory
  The Warner and Swasey Observatory is the astronomical observatory of Case Western Reserve University. Named after Worcester R. Warner and Ambrose Swasey, who built it at the beginning of the 20th century, it was initially located on Taylor Road in East Cleveland, Ohio, USA...
  
  , Cleveland, OH
• 774: Warner and Swasey Nassau Station, Chardon, OH
• 775: Sayre Observatory, South Bethlehem, PA
• 776: Foggy Bottom, Hamilton (Foggy Bottom Observatory
  Foggy Bottom Observatory
  Foggy Bottom Observatory is an astronomical observatory owned and operated by Colgate University. Its IAU code is 776. Built in 1951, it is located in Hamilton, New York .-References:# -External links:* Forecasts of observing conditions....
  
  , Hamilton , NY)
• 777: Toronto, ON
• 778: Allegheny Observatory
  Allegheny Observatory
  The Allegheny Observatory is an American astronomical research institution, a part of the Department of Physics and Astronomy at the University of Pittsburgh. The facility is listed on the National Register of Historical Places The Allegheny Observatory is an American astronomical research...
  
  , Pittsburgh, PA
• 779: David Dunlap Observatory
  David Dunlap Observatory
  The David Dunlap Observatory is a large astronomical observatory site once owned by the University of Toronto, located just north of the city in Richmond Hill, Ontario within a estate. Its primary instrument is a 74-inch reflector telescope, at one time the second largest telescope in the world,...
  
  , Richmond Hill, ON
• 780: Leander McCormick Observatory, Charlottesville, VA
• 781: Quito, Ecuador
• 782: Quito, comet astrograph
  Astrograph
  An astrograph is a telescope designed for the sole purpose of astrophotography. Astrographs are usually used in wide field surveys of the night sky as well as detection of objects such as asteroids, meteors, and comets.-Design:...
  
   station
• 783: Rixeyville, VA
• 784: Stull Observatory
  Stull Observatory
  Stull Observatory is an astronomical observatory owned and operated by Alfred University. Named after Dr. John Stull, who helped establish the observatory in 1966, it is located in Alfred, New York . It is notable for housing 7 independently housed telescopes ranging in size from 8 to 32 inches...
  
  , Alfred University, NY
• 785: Fitz-Randolph Observatory, Princeton, NJ
• 786: U.S. Naval Obs.
  United States Naval Observatory
  The United States Naval Observatory is one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation, and Timing for the U.S. Navy and the U.S. Department of Defense...
  
  , Washington (since 1893)
• 787: U.S. Naval Obs.
  United States Naval Observatory
  The United States Naval Observatory is one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation, and Timing for the U.S. Navy and the U.S. Department of Defense...
  
  , Washington (before 1893)
• 788: Mount Cuba Observatory, Wilmington, DE
• 789: Litchfield Observatory, Hamilton College, Clinton, Oneida County, NY
• 790: Dominion Observatory
  Dominion Observatory
  The Dominion Observatory was an astronomical observatory in Ottawa, Canada that operated from 1902 to 1970. The Observatory was also an institution within the Canadian Federal Government. The observatory grew out of the Department of the Interior's need for the precise coordinates and timekeeping...
  
  , Ottawa, ON
• 791: Flower and Cook Observatory, Philadelphia, PA
• 792: U. of Rhode Island, Quonochontaug, RI
• 793: Dudley Observatory
  Dudley Observatory
  Dudley Observatory is an astronomical observatory located in Schenectady, New York, United States. Along with Albany College of Pharmacy, Albany Law School, Albany Medical College, the Graduate College of Union University, and Union College, it is one of the constituent entities of Union...
  
  , Albany (before 1893)
• 794: Vassar College Observatory
  Vassar College Observatory
  The Vassar College Observatory is located near the eastern edge of the Poughkeepsie, New York college's campus. Finished in 1865, it was the first building on the college's campus, older even than the Main Building, with which it shares the status of National Historic Landmark...
  
  , Poughkeepsie, NY
• 795: Rutherford, NY
• 796: Stamford, CT
• 797: Yale Observatory, New Haven, CT (Yale University Observatory
  Yale University Observatory
  -History:Yale's first observatory, the Atheneum, was situated in a tower, which from 1830 housed Yale's first and America's largest refractor, a Dollond donated by Sheldon Clark. With this telescope Olmsted and Elias Loomis made the first American sighting of the return of Halley's Comet in 1835....
  
  )
• 798: Yale Observatory, Bethany, CT (Yale University Observatory
  Yale University Observatory
  -History:Yale's first observatory, the Atheneum, was situated in a tower, which from 1830 housed Yale's first and America's largest refractor, a Dollond donated by Sheldon Clark. With this telescope Olmsted and Elias Loomis made the first American sighting of the return of Halley's Comet in 1835....
  
  )
• 799: Winchester, MA

800-899

• 800: Harvard Observatory, Arequipa, Peru (Boyden Station)
• 801: Oak Ridge Observatory
  Oak Ridge Observatory
  The Oak Ridge Observatory, also known as the George R. Agassiz Station, is located at 42 Pinnacle Road, Harvard, Massachusetts, and was formerly operated by the Harvard-Smithsonian Center for Astrophysics as a facility of the Smithsonian Astrophysical Observatory .The observatory was established in...
  
  
• 802: Harvard Observatory, Cambridge, MA (Harvard College Observatory
  Harvard College Observatory
  The Harvard College Observatory is an institution managing a complex of buildings and multiple instruments used for astronomical research by the Harvard University Department of Astronomy. It is located in Cambridge, Massachusetts, USA, and was founded in 1839...
  
  )
• 803: Taunton
• 804: Santiago-San Bernardo
• 805: Santiago-Cerro El Roble
• 806: Santiago-Cerro Calán
• 807: Cerro Tololo Observatory, La Serena, Chile (Cerro Tololo Inter-American Observatory
  Cerro Tololo Inter-American Observatory
  The Cerro Tololo Inter-American Observatory is a complex of astronomical telescopes and instruments located at 30.169 S, 70.804 W, approximately 80 km to the East of La Serena, Chile at an altitude of 2200 metres. The complex is part of the National Optical Astronomy Observatory along with Kitt...
  
  )
• 808: El Leoncito (became the Dr. Carlos U. Cesco Observatory (Estación de Altura Carlos Ulrico Cesco) in 1990; seems to be the same as the Observatorio Félix Aguilar, San Juan National University), Argentina
• 809: European Southern Observatory, La Silla, Chile (La Silla Observatory
  La Silla Observatory
  La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory organisation, and several others are partly maintained by ESO...
  
  )
• 810: Wallace Observatory, Westford (George R. Wallace Jr. Astrophysical Observatory (WAO), Westford, MA)
• 811: Maria Mitchell Observatory
  Maria Mitchell Observatory
  The Maria Mitchell Observatory in Nantucket, Massachusetts, USA, was founded in 1908 and named in honor of American astronomer Maria Mitchell. It is a major component of the Maria Mitchell Association...
  
  , Nantucket
• 812: Viña del Mar
• 813: Santiago-Quinta Normal (1862-1920)
• 814: North Scituate
• 815: Santiago-Santa Lucia (1849-1861)
• 816: Rand Observatory
• 817: Sudbury (Sudbury, Massachusetts
  Sudbury, Massachusetts
  Sudbury is a town in Middlesex County, Massachusetts, United States, population 17,659. The town was incorporated in 1639, with the original boundaries including what is now Wayland. Wayland split from Sudbury in 1780. When first incorporated, it included and parts of Framingham, Marlborough, Stow...
  
  )
• 818: Gémeaux Observatory, Laval, QC (Observatoire Gémeaux)
• 819: Val-des-Bois, QC
• 820: Tarija
• 821: Córdoba-Bosque Alegre (Estación Astrofísica de Bosque Alegre, Observatorio Astronómico de Córdoba, Argentina)
• 822: Córdoba (Observatorio Astronómico de Córdoba, Argentina)
• 823: Fitchburg
• 824: Lake Clear
• 825: Granville
• 826: Plessissville, QC
• 827: Saint-Félicien, QC
• 828: Assonet
• 829: Complejo Astronómico El Leoncito (CASLEO)
• 830: Hudson
• 831: Rosemary Hill Observatory, University of Florida
• 832: Etters
• 833: Obs. Astronomico de Mercedes, Buenos Aires
• 834: Buenos Aires-AAAA
• 835: Drum Hill Station, Chelmsford
• 836: Furnace Brook Observatory, Cranston
• 837: Jupiter
• 838: Dayton
• 839: La Plata (La Plata Astronomical Observatory
  La Plata Astronomical Observatory
  The La Plata Astronomical Observatory is an observatory located in the city of La Plata, capital of the province of Buenos Aires, Argentina. Its IAU code is 839....
  
  ; Observatorio Astronómico de La Plata)
• 840: Flint
• 841: Martin Observatory, Blacksburg
• 842: Gettysburg College Observatory
• 843: Emerald Lane Observatory, Decatur
• 844: Los Molinos
• 845: Clinton B. Ford Observatory
  Clinton B. Ford Observatory
  This article is about the New York observatory. For the California location see Ford Observatory .The Clinton B. Ford Observatory is an astronomical observatory that is operated by the Ithaca College physics department. The observatory is located in the forest on the south end of the Ithaca...
  
   , Ithaca
• 846: Principia Astronomical Observatory
  Principia Astronomical Observatory
  The Principia Astronomical Observatory is an observatory located on the campus of Principia College, in Elsah, Illinois, United States. The observatory was installed on June 18, 1998. It features a 16 inch mirror and is of a Ritchey-Chretien design. The objective focal length of the telescope is...
  
  , Elsah
• 847: Lunar Cafe Observatory
• 848: Tenagra Observatory, Cottage Grove
• 849: Everstar Observatory, Olathe, KS (EverStaR Observatory)
• 850: Cordell-Lorenz Observatory
  Cordell-Lorenz Observatory
  Cordell-Lorenz Observatory is an astronomical observatory owned and operated by University of the South. It is located in Sewanee, Tennessee ....
  
  , Sewanee
• 851: Burke-Gaffney Observatory, Halifax
• 852: River Moss Observatory, St. Peters
• 853: Biosphere 2 Observatory
• 854: Sabino Canyon Observatory, Tucson
• 855: Wayside Observatory, Minnetonka
• 856: Riverside
• 857: Iowa Robotic Observatory, Sonoita
• 858: Tebbutt Observatory, Edgewood
• 859: Wykrota Observatory-CEAMIG (Observatório Wykrota - CEAMIG (Centro de Estudos Astronômicos de Minas Gerais))
• 860: Valinhos
• 861: Barão Geraldo
• 862: Saku
• 863: Furukawa
• 864: Kumamoto (KCAO (Kumamoto Civil Astronomical Observatory), Kumamoto, Kumamoto
  Kumamoto, Kumamoto
  is the capital city of Kumamoto Prefecture on the island of Kyushu, Japan. Greater Kumamoto has a population of 1,460,000, as of the 2000 census...
  
  , Japan)
• 865: Emmy Observatory, New Paltz
• 866: U.S. Naval Academy, Michelson
• 867: Saji Observatory
  Saji Observatory
  The Saji Observatory is located in Saji, Tottori, Japan. Distance from rotation axis and height above equatorial plane : 0.81671 +0.57522. Longitude : 134.1222Observatory code is 867....
  
  
• 868: Hidaka Observatory
• 869: Tosa
• 870: Campiñas (Observatório de Campinas, a.k.a. Observatório Municipal de Campinas "Jean Nicolini")
• 871: Akou
• 872: Tokushima
• 873: Kurashiki Observatory
• 874: Itajuba
• 875: Yorii
• 876: Honjo
• 877: Okutama
• 878: Kagiya
• 879: Tōkai (Tōkai, Aichi
  Tokai, Aichi
  is a city located in Aichi, Japan.As of 2008, the city has an estimated population of 106,713 and the density of 2,460 persons per km². The total area is 43.36 km².The city was founded on April 1, 1969....
  
  , Japan)
• 880: Rio de Janeiro
• 881: Toyota
• 882: JCPM Oi Station
• 883: Shizuoka (Shizuoka, Shizuoka
  Shizuoka, Shizuoka
  is the capital city of Shizuoka Prefecture, Japan, and the prefecture's second-largest city in terms of both population and area. It became one of Japan's 19 "designated cities" in 2005.-Geography:...
  
  , Japan)
• 884: Kawane
• 885: JCPM Yakiimo Station
  JCPM Yakiimo Station
  The JCPM Yakiimo Station is a astronomical observatory station at Shimizu, Shizuoka prefecture, Japan.It has the following observatory code: IAU-Observatory, Code 885....
  
  
• 886: Mishima (Mishima, Shizuoka
  Mishima, Shizuoka
  is a city located in eastern Shizuoka Prefecture, Japan. As of 2009, the city has an estimated population of 112,078 and a population density of 1,800 persons per km². The total area is 62.13 km²...
  
  , a.k.a. Susono, Shizuoka
  Susono, Shizuoka
  is a city in eastern Shizuoka Prefecture, Japan. As of February 2010, the city has an estimated population of 54,027 and a density of 390 persons per km²...
  
  , Japan)
• 887: Ojima (Ojima, Gunma
  Ojima, Gunma
  Ojima was a town located in Nitta District, Gunma, Japan.On March 28, 2005 Ojima, along with the towns of Nitta and Yabuzukahon, all from Nitta District, was merged into the expanded city of Ōta....
  
  , Japan)
• 888: Gekko Observatory
  Gekko Observatory
  Gekko Observatory is an astronomical observatory located in the Shizuoka Prefecture, Japan. It was founded in 1957 and is owned by the International Foundation for Cultural Harmony. Between 1987 and 2000, the astronomers Yoshiaki Oshima and Tetsuo Kagawa discovered 172 minor planets at this site...
  
  
• 889: Karasuyama (Karasuyama, Tochigi
  Karasuyama, Tochigi
  Karasuyama was a town located in Nasu District, Tochigi, Japan., the town had an estimated population of 18,799 and a density of 202.44 persons per km²...
  
  , Japan)
• 890: JCPM Tone Station
• 891: JCPM Kimachi Station
• 892: YGCO Hoshikawa and Nagano Stations
• 893: Sendai Municipal Observatory (Sendai Astronomical Observatory)
• 894: Kiyosato
• 895: Hatamae
• 896: Yatsugatake South Base Observatory
  Yatsugatake South Base Observatory
  is an observatory in Hokuto, Yamanashi, Japan. Its observatory code is 896.It is frequently used due to its closeness to the Greater Tokyo Area, resulting in many asteroid discoveries. Yoshio Kushida has worked on observational research on pre-earthquake natural phenomena.-External links:*...
  
   (near 386 Yatsugatake-Kobuchizawa)
• 897: YGCO Chiyoda Station
  YGCO Chiyoda Station
  The YGCO Chiyoda Station is an astronomical observatory based in Japan. It has Observatory code number 897. One of its main tasks is to keep track of and survey near-Earth asteroids....
  
   (YGCO: Yamaneko Group of Comet Observers
  Yamaneko Group of Comet Observers
  The Yamaneko Group of Comet Observers is a famous group of astronomical observers based in Japan. Founded by K. Ichikawa in 1980, the members have obtained approximately 12,300 astronomic and 6,300 photometric observations. This group maintains the YGCO Chiyoda Station, also based in Japan....
  
  )
• 898: Fujieda (Fujieda, Shizuoka
  Fujieda, Shizuoka
  is a city located in Shizuoka, Japan. The modern city was founded on March 31, 1954. As of February 2009, the town has an estimated population of 142,023 and a density of 732 persons per km². The total area is 194.03 km².-Geography:...
  
  , Japan)
• 899: Toma

900-999

• 900: Moriyama (Moriyama, Shiga
  Moriyama, Shiga
  is a city located in Shiga Prefecture, Japan.As of August 1, 2011, the city has an estimated population of 77,384 and the density of 1,390 persons per km². The total area is 55.73 km²....
  
  , Japan)
• 901: Tajimi
• 902: Ootake
• 903: Fukuchiyama and Kannabe (Fukuchiyama and Kannabe Observatory, Japan)
• 904: Go-Chome and Kobe-Suma
• 905: Nachi-Katsuura Observatory
  Nachi-Katsuura Observatory
  Nachi-Katsuura Observatory is an astronomical observatory in Nachikatsuura, Wakayama, Japan. Facing the Pacific Ocean, it lies within the Yoshino-Kumano National Park. It is 0.83368 Earth radi from the rotational axis of the Earth, and +0.55040 Earth radii above the equatorial plane....
  
  
• 906: Cobram
• 907: Melbourne
• 908: Toyama
• 909: Snohomish Hilltop Observatory
• 910: Caussols-ODAS
• 911: Collins Observatory
  Collins Observatory
  The Eileen M. Collins Observatory is a small astronomical observatory operated by Corning Community College in Corning, New York. It is named for astronaut Eileen Collins...
  
  , Corning Community College
  Corning Community College
  Corning Community College in the U.S. state of New York was initiated in 1957 and moved to its Spencer Hill campus in 1963. This two-year college serves three counties: Steuben, Chemung, and Schuyler...
  
  
• 912: Carbuncle Hill Observatory, Greene
• 913: Observatorio Kappa Crucis, Montevideo
• 914: Underwood Observatory, Hubbardston
• 915: River Oaks Observatory, New Braunfels
• 916: Oakley Observatory
  Oakley Observatory
  Oakley Observatory is an astronomical observatory operated by Rose-Hulman Institute of Technology. The Oakley Observatory is a teaching observatory with eight permanently mounted telescopes. One of the telescopes is a six-inch refractor built by Clark and Sons in 1886. The other telescopes are all...
  
  , Terre Haute
• 917: Pacific Lutheran University Keck Observatory
• 918: Badlands Observatory
  Badlands Observatory
  Badlands Observatory is an astronomical observatory named after the South Dakota Badlands. It is located in Quinn, South Dakota near the city of Wall, USA. The observatory is run with support from the Black Hills Astronomical Society and was founded by Ron Dyvig from the Kitt Peak Observatory in...
  
  , Quinn
• 919: Desert Beaver Observatory
  Desert Beaver Observatory
  The Desert Beaver Observatory is a private astronomical observatory near Eloy, Arizona. The asteroid 25893 Sugihara was discovered at the Desert Beaver Observatory by William Kwong Yu Yeung....
  
  
• 920: RIT Observatory
  RIT Observatory
  Rochester Institute of Technology Observatory is a small astronomical observatory owned and operated by Rochester Institute of Technology. It is located in Henrietta, New York ....
  
  , Rochester, NY (RIT = Rochester Institute of Technology)
• 921: SW Institute for Space Research, Cloudcroft
• 922: Timberland Observatory, Decatur
• 923: The Bradstreet Observatory
  Bradstreet Observatory
  Bradstreet Observatory is an astronomical observatory owned and operated by Eastern University. Built in 1996, it is located in St. Davids, Pennsylvania . It is named after the current astronomy professor, David Bradstreet.-References:#...
  
  , St. Davids
• 924: Observatoire du Cégep de Trois-Rivières
• 925: Palominas Observatory
• 926: Tenagra II Observatory
• 927: Madison-YRS
• 928: Moonedge Observatory, Northport
• 929: Port Allen
• 930: Tahiti
• 931: Punaauia, French Polynesia
• 932: John J. McCarthy Obs., New Milford
• 933: Rockland Observatory, Sierra Vista
• 934: Poway Valley
• 935: Wyrick Observatory, Haymarket
• 936: Ibis Observatory, Manhaatan
• 937: Bradbury Observatory, Stockton-on-Tees
• 938: Linhaceira
• 939: Observatorio Rodeno
• 940: Waterlooville
• 941: Observatorio Pla D'Arguines
• 942: Grantham
• 943: Peverell
• 944: Observatorio Geminis, Dos Hermanas
• 945: Observatorio Monte Deva
• 946: Ametlla de Mar Observatory
  Ametlla de Mar Observatory
  Ametlla de Mar Observatory is an astronomical observatory situated in L'Ametlla de Mar, Catalonia with the IAU observatory code 946. It is operated by Jaume Nomen, and takes part in Unicorn Project and Minor Planet Astrometry....
  
  
• 947: Saint-Sulpice
• 948: Pymoor
• 949: Durtal
• 950: Roque de los Muchachos Observatory
  Roque de los Muchachos Observatory
  Roque de los Muchachos Observatory is an astronomical observatory located in the municipality of Garafía on the island of La Palma in the Canary Islands...
  
  , La Palma
  La Palma
  La Palma is the most north-westerly of the Canary Islands. La Palma has an area of 706 km2 making it the fifth largest of the seven main Canary Islands...
  
  
• 951: Highworth
• 952: Marxuquera
• 953: Montjoia
• 954: Teide Observatory (Observatorio del Teide)
• 955: Sassoeiros
• 956: Observatorio Pozuelo
• 957: Merignac
• 958: Observatoire de Dax
• 959: Ramonville Saint Agne
• 960: Rolvenden
• 961: City Observatory, Edinburgh
  City Observatory, Edinburgh
  The City Observatory is an astronomical observatory on Calton Hill in Edinburgh, Scotland. It is also known as the Calton Hill Observatory....
  
  
• 962: Gandia
• 963: Werrington
• 964: Southend Bradfield
• 965: Observação Astronómica no Algarve, Portimão (COAA: Centro de Observação Astronómica no Algarve)
• 966: Church Stretton
• 967: Greens Norton
• 968: Haverhill
• 969: London-Regents Park (George Bishop's Observatory, Regent's Park, 1836-1861)
• 970: Chelmsford
• 971: Lisbon
• 972: Dun Echt
• 973: Harrow
• 974: Genoa
• 975: Valencia
• 976: Leamington Spa
• 977: Markree (Markree Observatory
  Markree Observatory
  -History:In 1830, Col. Edward Joshua Cooper MP eldest son of Edward Synge Cooper MP, and Ann, daughter of Henry Vansittart, Governor of Bengal, set up Markree Observatory on the grounds of Markree Castle....
  
  , County Sligo, Ireland)
• 978: Conder Brow
• 979: South Wonston
• 980: Lancaster
• 981: Armagh
• 982: Dunsink Observatory
  Dunsink Observatory
  The Dunsink Observatory is an astronomical observatory established in 1785 in the townland of Dunsink near the city of Dublin, Ireland.Its most famous director was William Rowan Hamilton, who, amongst other things, discovered quaternions, the first non-commutative algebra, while strolling from the...
  
  , Dublin
• 983: San Fernando
• 984: Eastfield
• 985: Telford
• 986: Ascot
• 987: The Isle of Man Observatory
• 988: Glasgow
• 989: Wilfred Hall Observatory, Preston
• 990: Madrid, Spain (Observatorio Astronómico de Madrid)
• 991: Liverpool (since 1867)
• 992: Liverpool (before 1867)
• 993: Woolston Observatory
• 994: Godalming
• 995: Durham (Durham University Observatory
  Durham University Observatory
  The Durham University Observatory is a weather observatory owned and operated by the University of Durham. It is a Grade II listed building located at Potters Bank, Durham and was founded in 1839 initially as an astronomical and meteorological observatory by Temple Chevallier until 1937 when the...
  
  )
• 996: Oxford (Radcliffe Observatory
  Radcliffe Observatory
  Radcliffe Observatory was the astronomical observatory of Oxford University from 1773 until 1934, when the Radcliffe Trustees sold it and erected a new observatory in Pretoria, South Africa. It is a grade I listed building.- History :...
  
  )
• 997: Hartwell
• 998: London-Mill Hill (University of London Observatory
  University of London Observatory
  The University of London Observatory at Mill Hill in London is an astronomical teaching observatory, part of the Department of Physics and Astronomy at University College London....
  
  )
• 999: Bordeaux-Floirac (Observatoire de Bordeaux)

A00-A99

• A00: Gravesend, U.K.
• A01: Masia Cal Maciarol Modul 2
• A02: Masia Cal Maciarol Modul 8
• A03: Torredembarra
• A04: Saint-Caprais
• A05: Belesta
• A06: Mataró
• A07: Gretz-Armainvilliers
• A08: Malibert
• A09: Quincampoix
• A10: Observatorio Astronómico de Conbera
• A11: Wormhout
• A12: Stazione Astronomica di Sozzago
• A13: Observatoire Naef, Marly, Switzerland (Observatory Naef Ependes
  Observatory Naef Ependes
  Observatory Robert-A. Naef is an astronomical observatory located at Ependes, Canton of Fribourg, Switzerland.The observatory was named in memory of Robert A. Naef .-External links:**...
  
  )
• A14: Les Engarouines Observatory
• A15: Josef Bresser Sternwarte, Borken
• A16: Tentlingen
• A17: Guidestar Observatory, Weinheim
• A18: Herne
• A19: Köln
• A20: Sögel
• A21: Irmtraut
• A22: Starkenburg Sternwarte-SOHAS
• A23: Sternwarte Weinheim, Germany http://www.sternwarte-weinheim.de/
• A24: New Millennium Observatory, Mozzate
• A25: Nova Milanese
• A26: Darmstadt
• A27: Eridanus Observatory, Langelsheim
• A28: Kempten
• A29: Santa Maria a Monte
• A30: Crespadoro
• A31: Corcaroli Observatory
• A32: Panker
• A33: Volkssternwarte Kirchheim
• A34: Grosshabersdorf
• A35: Hormersdorf Observatory
• A36: Ganda di Aviatico
• A37: Mueggelheim
• A38: Campocatino Automated Telescope, Collepardo
• A39: Altenburg
• A40: Pieta
• A41: Rezman Observatory, Kamnik
• A42: Gehrden
• A43: Inastars Observatory, Potsdam
• A44: Altschwendt
• A45: Karrenkneul
• A46: Lelekovice
• A47: Matera
• A48: Povegliano Veronese
• A49: Uppsala University
  Uppsala University
  Uppsala University is a research university in Uppsala, Sweden, and is the oldest university in Scandinavia, founded in 1477. It consistently ranks among the best universities in Northern Europe in international rankings and is generally considered one of the most prestigious institutions of...
  
  -Ångström laboratory
• A50: Andrushivka Astronomical Observatory (Андрушівська астрономічна обсерваторія), Zhytomyr Oblast, Ukraine
• A51: Danzig
• A52: Etyek
• A53: Peschiera del Garda
• A54: Ostrorog
• A55: Osservatorio Astronomico Vallemare di Borbona, Italy
• A56: Parma
• A57: Osservatorio Astron. Margherita Hack, Firenze
• A58: Observatoire de Chalandray-Canotiers
• A59: Karlovy Vary Observatory
• A60: YSTAR-NEOPAT Station, Sutherland
• A61: Tortona
• A62: Aichtal
• A63: Cosmosoz Obs., Tassin la Demi Lune
• A64: Couvaloup de St-Cergue
• A65: Le Couvent de Lentin
• A66: Stazione Osservativa Astronomica, Livorno
• A67: Chiusa di Pesio
• A68: Swedenborg Obs., Bockholmwik
• A69: Osservatorio Palazzo Bindi Sergardi
• A70: Lumijoki
• A71: Stixendorf
• A72: Radebeul Observatory (Sternwarte "Adolph Diesterweg" Radebeul, Germany)
• A73: Penzing Astrometric Obs., Vienna
• A74: Bergen-Enkheim Observatory, Germany http://www.bergen-enkheim-observatory.de/
• A75: Fort Pius Observatory, Barcelona
• A76: Andromeda Observatory, Miskolc
• A77: Observatoire Chante-Perdrix, Dauban, Haute-Provence, France
• A78: Stia
• A79: Zvezdno Obshtestvo Observatory, Plana
• A80: Lindenberg Observatory
• A81: Balzaretto Observatory, Rome
• A82: Osservatorio Astronomico di Trieste
• A83: Jakokoski Observatory
• A84: TUBITAK National Observatory
  TUBITAK National Observatory
  TUBITAK Ulusal Gozlemevi, that is, TUBITAK National Observatory, is operated under the administration of TUG Institute of TUBITAK , and located approximately 50 kilometers south-west of Antalya, Turkey. There are four telescopes which have sizes 0.40 , 0.45 , 1.5 meter and 1 meter...
  
  
• A85: Odessa Astronomical Observatory, Kryzhanovka, Ukraine
• A86: Albigneux
• A87: Rimbach
• A88: Bolzaneto
  Bolzaneto
  Bolzaneto is a quarter of the city of Genoa, in northwest Italy, and is part of the Municipality Valpolcevera of Genoa.-Geography:Bolzaneto was once a hamlet located outside of the city limits in the Polcevera valley, but in the recent centuries it became an industrial area...
  
  
• A89: Sterni Observatory, Kempten
• A90: Sant Gervasi Observatory, Barcelona
• A91: Hankasalmi Observatory
  Hankasalmi Observatory
  Hankasalmi Observatory is a remote-controlled astronomical observatory in Hankasalmi, Finland....
  
  , Hankasalmi, Finland
• A92: Urseanu Observatory, Bucharest
• A93: Lucca
• A94: Cormons
• A95: Taurus Hill Observatory, Varkaus
• A96: Klosterneuburg
• A97: Stammersdorf
• A98: Taurus-1 Observatory, Baran, Belarus
• A99: Osservatorio del Monte Baldo

B00-B99

• B00: Savigny-le-Temple
• B01: Taunus Observatory, Frankfurt, Germany
• B02: Kielce
• B03: Alter Satzberg, Vienna
• B04: Saint-Barthelemy Observatory
• B05: Ka-Dar Observatory, Barybino, Moscow region
• B06: Montseny Astronomical Observatory, Spain
• B07: Camorino
• B08: San Lazzaro di Savena
• B09: Capannoli, Italy Pietro Dora Vivarelli ASA
• B10: Observatoire du Mas des Gres, Moydans (LightBuckets as of November 2011)
• B11: Osservatorio Cima Rest, Imola
• B12: The Koschny Observatory, Noordwijkerhout
• B13: Osservatorio di Tradate
• B14: Ca del Monte
• B15: Inastars Observatory, Potsdam (since 2006)
• B16: 1st Moscow Gymnasium Observatory, Lipki
• B17: AZT-8 Evpatoria
• B18: Terskol
• B19: Observatori Iluro, Mataró
• B20: Observatori Carmelita, Tiana
• B21: Gaisberg Observatory (Sternwarte Gaisberg), Schaerding (Schärding, Austria)
• B22: Observatori d'Àger, Barcelona, Spain
• B23: Fiamene, Italy
• B24: Cesson
• B25: Catania
• B26: Observatoire des Terres Blanches, Reillanne
• B27: Picard Observatory, St. Veit
• B28: Mandi Observatory, Pagnacco
  Pagnacco
  Pagnacco is a comune in the Province of Udine in the Italian region Friuli-Venezia Giulia, located about 70 km northwest of Trieste and about 7 km northwest of Udine...
  
  , Italy
  Italy
  Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...
  
  
• B29: L'Ampolla Observatory, Tarragona
• B30: Szamotuly-Galowo, Poland
  Poland
  Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...
  
  
• B31: Southern African Large Telescope
  Southern African Large Telescope
  The Southern African Large Telescope is a 66m2 area optical telescope with a nominally 9.2 meter aperture but up to about 11.1m x ~9.8 m diameter aperture, and designed mainly for spectroscopy. It is located close to the town of Sutherland in the semi-desert region of the Karoo, South Africa...
  
   (SALT), Sutherland
  Sutherland, Northern Cape
  - External links :* * *...
  
  
• B32: Observatory Gelenau(Germany)
• B33: Libbiano Observatory, Peccioli - AAAV
• B34: Green Island Observatory, Geçitkale, Cyprus
• B35: Bareket observatory
  Bareket observatory
  The Bareket Observatory is an astronomical educational observatory owned and operated by the Bareket family. It is located east of the city of Maccabim, near Modiin....
  
  , Macabim, Israel.
• B36: Redshed Observatory, Kallham
• B37: Obs. de L' Ametlla del Valles, Barcelona
• B38: Santa Mama
• B39: Tradate
• B40: Skylive Observatory, Catania, Italy (Gruppo Astrofili Catanesi)
• B41: Zlin Observatory
• B42: Vitebsk
• B43: Hennef
• B44: Eygalayes
  Eygalayes
  Eygalayes is a commune in the Drôme department in the Rhône-Alpes region in southeastern France.-Population:...
  
  , France
• B45: Narama
• B46: Sintini Observatory, Argenta
• B47: Metsala Observatory, Espoo
• B48: Bocholt
• B49: Paus Observatory, Sabadell
• B50: Corner Observatory, Durmersheim
• B51: Vallauris
• B52: Observatorio El Far
• B53: Casal Lumbroso, Rome
• B54: Àger, Spain
• B55: Comeglians
• B56: Observatorio Sant Pere, Mataró
• B57: Laietania Observatory, Parets del Vallès
• B58: Polaris Observatory, Budapest
• B59: Borken
• B60: Deep Sky Observatorium, Bad Bentheim
• B61: Valldoreix Obs.,Sant Cugat del Valles
• B62: Brelingen
• B63: Solaris Observatory, Luczanowice
• B64: Slope Rock Observatory, Hyvinkaa
• B65: Komakallio Observatory, Kirkkonummi
• B66: Osservatorio di Casasco
• B67: Sternwarte Mirasteilas
  Sternwarte Mirasteilas
  Sternwarte Mirasteilas is an observatory at Falera in the Grisons, Switzerland.-External links:*...
  
  , Falera, Switzerland
• B68: Mount Matajur Observatory
• B69: Owls and Ravens Observatory, Holzgerlingen
• B70: Sant Celoni
• B71: Observatorio El Vendrell
• B72: Soerth
• B73: Mauren Valley Observatory, Holzgerlingen
• B74: Santa María de Montmagastrell
• B75: Stazione Astronomica Betelgeuse, Magnago
• B76: Sternwarte Schönfeld, Dresden
• B77: Schafmatt Observatory, Aarau
• B78: Astrophoton Observatory, Audorf
• B79: Marana Observatory
• B80: Osservatorio Astronomico Campomaggiore
• B81: Caimari
• B82: Maidbronn
• B83: Gières
• B84: Cyclops Observatory, Oostkapelle
• B85: Beilen Observatory
• B86: Sternwarte Hagen, Germany
• B87: Banyoles
• B88: Bigmuskie Observatory, Mombercelli
• B89: Observatori Astronòmic de Tiana
• B90: Malina River Observatory, Povoletto
• B91: Bollwiller
• B92: Chinon
• B93: Hoogeveen
• B94: Petrozavodsk, Russia
• B95: Achternholt
• B96: Brixiis Observatory, Kruibeke
• B97: Sterrenwacht Andromeda, Meppel
• B98: Siena
• B99: Santa Coloma de Gramenet

C00-C99

• C00: Velikie Luki, Russia
• C01: Lohrmann-Observatorium, Triebenberg, Germany
• C02: Observatorio Royal Park, Spain
• C03: Clayhole Observatory, Jokela, Finland
• C04: Kramatorsk, Ukraine
• C05: Königsleiten, Austria
• C06: Siberian State Aerospace University Observatory, Krasnoyarsk
  Krasnoyarsk
  Krasnoyarsk is a city and the administrative center of Krasnoyarsk Krai, Russia, located on the Yenisei River. It is the third largest city in Siberia, with the population of 973,891. Krasnoyarsk is an important junction of the Trans-Siberian Railway and one of Russia's largest producers of...
  
  , Russia
  Russia
  Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...
  
  
• C07: Anysllum Observatory, Àger, Spain
• C08: Fiby, Sweden
• C09: Rouet, France
• C10: Maisoncelles, France
• C11: City Observatory, Slaný, Czech Republic
• C12: Berta Observatory, Sabadell, Spain
• C13: Como, Italy
• C14: Sky Vistas Observatory, Eichgraben, Austria
• C15: ISON-Ussuriysk, Russia
• C16: Isarwinkel Observatory, Bad Tölz, Germany
• C17: Observatorio Joan Roget, Àger, Spain
• C18: Frasnes-Lez-Anvaing, Belgium
• C19: ROSA Observatory, Vaucluse, France
• C20: Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs., Russia
• C21: Observatorio Via Lactea, Àger, Spain
• C22: Oberwiesenthal, Germany
• C23: Olmen, Belgium
• C24: Seveso, Italy
• C25: Pulkovo Observatory Station, Campo Imperatore, Italy
• C26: Levendaal Observatory, Leiden, Netherlands
• C27: Pallerols, Spain
• C28: Wellinghofen, Germany
• C29: Observatori Astronómic de Les Planes de Son, Spain
• C30: Petrozavodsk University Obs., Sheltozero Stn., Russia
• C31: Sternwarte Neanderhoehe Hochdahl e.V., Erkrath, Germany
• C32: Ka-Dar Observatory, TAU Station, Nizhny Arkhyz, Russia
• C33: Observatorio CEAM, Caimari, Canary Islands, Spain
• C34: Baja Astronomical Observatory, Hungary
• C35: Terrassa, Spain
• C36: Starry Wanderer Observatory, Baran', Belarus
• C37: Stowupland, England, Great Britain
• C38: Varuna Observatory, Cuorgnè, Italy
• C39: Nijmegen, Netherlands
• C40: Kuban State University Astrophysical Observatory, Russia
• C41: MASTER-II Observatory, Kislovodsk, Russia
• C42: Xingming Observatory, Mt. Nanshan, China
• C43: Hoyerswerda, Germany
• C44: A. Volta Observatory, Lanzo d'Intelvi, Italy
• C45: MPC1 Cassia Observatory, La Giustiniana, Italy
• C46: Horizon Observatory, Petropavlovsk, Kazakhstan
• C47: Nonndorf, Austria
• C48: Sayan Solar Observatory, Irkutsk, Russia
• C49: STEREO
  STEREO
  STEREO is a solar observation mission. Two nearly identical spacecraft were launched into orbits that cause them to respectively pull farther ahead of and fall gradually behind the Earth...
  
  -A
• C50: STEREO-B
• C51: WISE
  Wide-field Infrared Survey Explorer
  Wide-field Infrared Survey Explorer is a NASA infrared-wavelength astronomical space telescope launched on December 14, 2009, and decommissioned/hibernated on February 17, 2011 when its transmitter was turned off...
  
  

• C60: Argelander Institute for Astronomy Obs., Bonn, Germany
• C61: Chelles, France
• C62: Eurac Observatory, Bolzano, Italy
• C63: Giuseppe Piazzi Observatory, Ponte in Valtellina, Italy
• C64: Puchenstuben, Austria
• C65: Observatori Astronòmic del Montsec, Spain
• C66: Observatorio El Cielo de Consell, Balearic Islands, Spain
• C67: Gnevsdorf, Germany
• C68: Ellinogermaniki Agogi Observatory, Pallini, Greece
• C69: Bayerwald Sternwarte, Neuhütte, Germany
• C70: Uiterstegracht Station, Leiden, Netherlands
• C71: Sant Marti Sesgueioles, Spain
• C72: Palestrina, Italy
• C73: Galați Observatory, Romania
• C74: Observatorio El Teatrillo de Lyra, Àger, Spain
• C75: Whitestar Observatory, Borgobello, Italy
• C76: Observatorio Estels, Àger, Spain
• C77: Bernezzo Observatory, Italy
• C78: Martin S. Kraar Observatory, Rehovot, Israel
• C79: Roser Observatory, Blanes, Spain
• C80: Don Astronomical Observatory, Rostov-on-Don, Russia
• C81: Dolomites Astronomical Observatory, Italy
• C82: Osservatorio Astronomico Nastro Verde, Sorrento, Italy
• C83: Badalozhnyj Observatory, Russia
• C84: Badalona, Spain
• C85: Observatorio Cala d'Hort, Ibiza, Balearic Islands, Spain
• C86: Blanes, Spain
• C87: Rimbach, Germany
• C88: Montarrenti Observatory, Siena, Italy

D00-D99

• D14: Nanchuan Observatory, Guangzhou, China

• D16: Po Leung Kuk Observatory, Tuen Mun
• D17: Hong Kong
• D18: Mt. Guizi Observatory, China

• D20: Zadko Observatory, Wallingup Plain
• D21: Shenton Park
• D22: UWA Observatory, Crawley, WA, Australia

• D24: LightBuckets Observatory, Pingelly
• D25: Tzec Maun Observatory, Pingelly, WA, Australia

• D29: Purple Mountain Observatory
  Purple Mountain Observatory
  Purple Mountain Observatory , also known as Zijinshan Astronomical Observatory, is an astronomical observatory located on the Purple Mountain in Nanjing, China.The long time director of the observatory was Zhang Yuzhe Purple Mountain Observatory , also known as Zijinshan Astronomical Observatory,...
  
  , XuYi Station

• D32: JiangNanTianChi Observatory, Mt. Getianling
• D33: Kenting Observatory, Checheng, Taiwan
• D34: Kenting Observatory, Hengchun
• D35: Lulin Observatory
  Lulin Observatory
  Lulin Observatory is an astronomical observatory operated by the Institute of Astronomy, National Central University in Taiwan.It is located at the summit of Mount Lulin, on the border of Chiayi County and Nantou County, near Yushan National Park...
  
  
• D36: Tataka, Mt. Yu-Shan National Park

• D39: Shandong University Observatory, Weihai

• D44: Ishigakijima Astronomical Observatory

• D55: Kangwon Science High School Observatory, Ksho

• D57: Gimhae Astronomical Observatory, Uhbang-dong
• D58: KSA SEM Observatory, Danggam-dong

• D61: Suntopia Marina, Sumoto
• D62: Miyaki-Argenteus

• D70: Tosa

• D74: Nakagawa (Anan Science Center Nakagawa Observatory, formerly Nakagawa Science Center Nakagawa Observatory, Japan)

• D78: Iga-Ueno
• D79: YSVP Observatory, Vale Park, SA, Australia
• D80: Gumma Astronomical Observatory
• D81: Nagano
• D82: Wallaroo
• D83: Miwa
• D84: Hallet Cove
• D85: Ingle Farm
• D86: Penwortham
• D87: Brooklyn Park
• D88: Hiratsuka
• D89: Yamagata (Yamagata Astronomical Observatory)
• D90: RAS Observatory, Moorook, SA, Australia
• D91: Adati
• D92: Osaki, Japan
• D93: Sendai Astronomical Observatory, Japan
• D94: Takanezawa, Tochigi, Japan
• D95: Kurihara
• D96: Tzec Maun Observatory, Moorook, SA, Australia
• D97: Berri, SA, Australia'

E00-E99

• E00: Castlemaine
• E01: South Yarra (Barfold)

• E03: RAS Observatory, Officer
• E04: Pacific Sky Observatory, Saipan
  Saipan
  Saipan is the largest island of the United States Commonwealth of the Northern Mariana Islands , a chain of 15 tropical islands belonging to the Marianas archipelago in the western Pacific Ocean with a total area of . The 2000 census population was 62,392...
  
  
• E05: Earl Hill Observatory, Trinity Beach

• E07: Murrumbateman, NSW, Australia
• E08: Wobblesock Observatory, Coonabarabran
• E09: Oakley Southern Sky Observatory, Coonabarabran
• E10: Siding Spring-Faulkes Telescope South
• E11: Frog Rock Observatory, Mudgee
• E12: Siding Spring Survey
  Siding Spring Survey
  The Siding Spring Survey is a Near-Earth object search program that uses the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, New South Wales, Australia. It is the southern hemisphere counterpart of the Catalina Sky Survey located in the Santa Catalina Mountains on Mt Bigelow, near...
  
  
• E13: Wanniassa
• E14: Hunters Hill Observatory, Ngunnawal
• E15: Magellan Observatory, near Goulburn
• E16: Grove Creek Observatory
  Grove Creek Observatory
  Grove Creek Observatory is in Trunkey Creek, New South Wales, Australia. It advertises that it has the darkest night skies and best seeing conditions of any observatory in Australia. It is located about 4 hours drive from Sydney, Australia...
  
  , Trunkey
• E17: Leura
• E18: BDI Observatory, Bangor, (Near Sutherland South of Sydney)
• E19: Kingsgrove
• E20: Marsfield
• E21: Norma Rose Observatory, Leyburn, Queensland, Australia
• E22: Univ. of Southern Queensland Obs., Mt. Kent
• E23: Arcadia, Australia
• E24: Tangra Observatory, St. Clair, NSW, Australia
• E25: Rochedale (APTA)
• E26: RAS Observatory, Biggera Waters, Queensland, Australia
• E27: Thornlands, Queensland, Australia
• E28: Kuriwa Observatory, Hawkesbury Heights, NSW, Australia

• E81: Nelson, New Zealand

• E85: Farm Cove
  Farm Cove Observatory
  Farm Cove Observatory is an amateur astronomical observatory in Pakuranga, Auckland, New Zealand. Built in 2000, the observatory has a Meade LX200R 14" Schmidt-Cassegrain F/10 telescope, purchased and on loan from Ohio State University Astronomy Dept...
  
  , Auckland, New Zealand

• E87: Turitea, New Zealand

• E89: Geyserland Observatory, Pukehangi, New Zealand

F00-F99

• F51: Pan-STARRS
  Pan-STARRS
  The Panoramic Survey Telescope and Rapid Response System is a planned array of astronomical cameras and telescopes and computing facility that will survey the sky on a continual basis, including accurate astrometry and photometry of detected objects...
  
   1, Haleakala, Hawaii, U.S.A.

• F59: Ironwood Remote Observatory, Hawaii, U.S.A.
• F60: Ironwood North Observatory, Hawaii
  Hawaii
  Hawaii is the newest of the 50 U.S. states , and is the only U.S. state made up entirely of islands. It is the northernmost island group in Polynesia, occupying most of an archipelago in the central Pacific Ocean, southwest of the continental United States, southeast of Japan, and northeast of...
  
  , U.S.A.

• F65: Haleakala-Faulkes Telescope North, Hawaii, U.S.A. (Haleakala Observatory
  Haleakala Observatory
  The Haleakala High Altitude Observatory site, on the Island of Maui is the site of Hawaii's first astronomical research observatory. At elevation, Haleakala is above one third of the Earth's atmosphere...
  
  )

• F84: Hibiscus Observatory, Punaauia, French Polynesia
• F85: Tiki Observatory, Punaauia, French Polynesia
• F86: Moana Observatory, Punaauia, French Polynesia

G00-G99

• G46: Northwest Florida State College Observatory, FL, U.S.A.
• G47: HillTopTop Observatory, Edgewood, NM, U.S.A.
• G48: Doc Greiner Research Obs., Rancho Hildalgo, MN, U.S.A.
• G49: Minnetonka, MN, U.S.A.
• G50: Organ Mesa Observatory, Las Cruces, NM, U.S.A.
• G51: Byrne Observatory, Sedgwick Reserve, CA, U.S.A.
• G52: Stone Edge Observatory, El Verano, CA, U.S.A.
• G53: Alder Springs Observatory, Auberry, CA, U.S.A.
• G54: Hemet, CA, U.S.A.
• G55: Bakersfield, CA, U.S.A.
• G56: Walnut Creek
• G57: Dilbert Observatory, Forest Grove
• G58: Chabot Space and Science Center, Oakland
• G59: Maiden Lane Obs., Bainbridge Island
• G60: Carroll Observatory, Montecito
• G61: Pleasanton
• G62: Sunriver Nature Center Observatory, Sunriver
• G63: Mill Creek Observatory, The Dalles
• G64: Blue Canyon Observatory
• G65: Vulcan North, Lick Observatory, Mount Hamilton
• G66: Lake Forest Observatory, Forest Hills
• G67: Rancho del Sol, Camino
• G68: Sierra Stars Observatory, Markleeville
• G69: Thousand Oaks
• G70: Francisquito Observatory, Los Angeles, CA, U.S.A.
• G71: Rancho Palos Verdes
• G72: University Hills
• G73: Mount Wilson-TIE
• G74: Boulder Knolls Observatory, Escondido, CA, U.S.A.
• G75: Starry Knight Observatory, Coto de Caza
• G76: Altimira Observatory, Coto de Caza
• G77: Baldwin Lake
• G78: Desert Wanderer Observatory, El Centro
• G79: Goat Mountain Astronomical Research Station
• G80: Sierra Remote Observatories, Auberry
• G81: Temecula
• G82: SARA Observatory, Kitt Peak
• G83: Mt. Graham-LBT
• G84: Mount Lemmon SkyCenter
• G85: Vermillion Cliffs Observatory, Kanab
• G86: Tucson-Winterhaven
• G87: Calvin M. Hooper Memorial Observatory, Hyde Park
• G88: LAMP Observatory, New River
• G89: Kachina Observatory, Flagstaff
• G90: Three Buttes Observatory, Tucson
• G91: Whipple Observatory, Mt. Hopkins—2MASS(Fred Lawrence Whipple Observatory
  Fred Lawrence Whipple Observatory
  The Fred Lawrence Whipple Observatory is an astronomical observatory owned and operated by the Smithsonian Astrophysical Observatory and is their largest field installation outside of their main site in Cambridge, MA...
  
  )
• G92: Jarnac Observatory, Vail
• G93: Sonoita Research Observatory, Sonoita, Arizona
• G94: Sonoran Skies Observatory, St. David
• G95: Hereford Arizona Observatory, Hereford
• G96: Mt. Lemmon Survey (Mount Lemmon
  Mount Lemmon
  Mount Lemmon is in the Santa Catalina Mountains located in the Coronado National Forest north of Tucson, Arizona, United States. It is above sea-level, and receives approximately 180 inches of snow annually. Mount Lemmon was named in honor of botanist Sarah Lemmon, who trekked to the top of...
  
  )
• G97: Astronomical League Alpha Observatory, Portal
• G98: Calvin-Rehoboth Observatory, Rehoboth, NM, U.S.A. (Calvin-Rehoboth Robotic Observatory)
• G99: NF Observatory, Silver City

H00-H99

• H00: Tyrone
• H01: Magdalena Ridge Observatory, New Mexico Tech
• H02: Sulphur Flats Observatory, La Cueva
• H03: Sandia View Observatory, Rio Rancho, NM
• H04: Santa Fe
• H05: Edmund Kline Observatory, Deer Trail
• H06: RAS Observatory, Mayhill, NM (RAS (Remote Astronomical Society) Observatory of New Mexico
  RAS (Remote Astronomical Society) Observatory of New Mexico
  The Remote Astronomical Society Observatory, Mayhill is one of the RAS remotely-controlled observatories. It is hosted by the New Mexico Skies astronomy hosting company and operated by the GRAS network...
  
  ; a.k.a. New Mexico Skies Observatory)
• H07: 7300 Observatory, Cloudcroft, NM
• H08: BlackBird Observatory, Cloudcroft, NM
• H09: Antelope Hills Observatory, Bennett
• H10: Tzec Maun Foundation Observatory, Mayhill, NM
• H11: LightBuckets Observatory, Rodeo, NM, U.S.A. (LightBuckets re-located to B10 in 2011)
• H12: TechDome, Mayhill, NM, U.S.A.
• H13: Lenomiya Observatory, Casa Grande, AZ, U.S.A.
• H14: Morning Star Observatory, Tucson, AZ, U.S.A.
• H15: ISON-NM, Mayhill, NM, U.S.A. (32° 54′ 11.79″ North 105° 31′ 42.40″ West, 2217 meters above sea level)
• H16: HUT Observatory, Eagle, CO, U.S.A.
• H17: Angel Peaks Observatory, CO, U.S.A.
• H18: Vail, AZ, U.S.A.
• H19: Lone Star Observatory, Caney, OK, U.S.A.
• H20: Eastern Illinois University Obs., Charleston, IL, U.S.A.
• H21: Astronomical Research Observatory, Westfield, IL, U.S.A.
• H22: Terre Haute
• H23: Pear Tree Observatory, Valparaiso
• H24: J. C. Veen Observatory, Lowell
• H25: Harvest Moon Observatory, Northfield
• H26: Doc Greiner Research Observatory, Janesvillle
• H27: Moonglow Observatory, Warrensburg
• H28: Preston Hills Observatory, Celina
• H29: Ivywood Observatory, Edmond
• H30: University of Oklahoma Observatory
  University of Oklahoma Observatory
  University of Oklahoma Observatory is an astronomical observatory. It is located in Norman, Oklahoma, on the campus of the University of Oklahoma.The original 10 inch Newtonian reflector was replaced by a 0.4 meter Meade SCT in 1995....
  
  , Norman
• H31: Star Ridge Observatory, Weimar
• H32: Texas A&M Physics Observatory, College Station
• H33: Bixhoma Observatory, Bixby
• H34: Chapel Hill
• H35: Leavenworth
• H36: Sandlot Observatory, Scranton, KS
• H37: Grems Timmons Observatories, Graettinger
• H38: Timberline Observatory, Urbandale
• H39: S.O.S. Observatory, Minneapolis
• H40: Nubbin Ridge Observatory
• H41: Petit Jean Mountain, AR
• H42: Wartburg College Observatory, Waverly
• H43: Conway
• H44: Cascade Mountain
• H45: Petit Jean Mountain South, AR
• H46: Ricky Observatory, Blue Springs, Missouri.
• H47: Vicksburg, MS
• H48: PSU Greenbush Observatory, Pittsburg
• H49: ATU Astronomical Observatory, Russellville
• H50: University of Central Arkansas Obs., Conway
• H51: Greiner Research Observatory, Verona, WI
• H52: Hawkeye Observatory, Durand
• H53: Thompsonville
• H54: Cedar Drive Observatory, Pulaski
• H55: Astronomical Research Observatory, Charleston, IL (Antares Observatory, Charleston, IL)
• H56: Northbrook Meadow Observatory
• H57: Ohio State University Observatory, Lima
• H58: NASA/MSFC ALaMO, Redstone Arsenal
• H59: Prairie Grass Observatory, Camp Cullom
• H60: Heartland Observatory, Carmel, IN, U.S.A.
• H61: Newcastle
• H62: Calvin College Observatory
• H63: DeKalb Observatory, Auburn
• H64: Thomas More College Observatory, Crestview Hills
• H65: Waltonfields Observatory, Walton
• H66: Yellow Springs
• H67: Stonegate Observatory, Ann Arbor, MI
• H68: Red Barn Observatory
  Red Barn Observatory
  The Red Barn Observatory was established in 2006 and is dedicated to follow-up observations and detections of asteroids, comets, and Near-Earth objects. Plans for the observatory began in 2002 and construction was completed in 2005. During the month of August 2006, the observatory code H68 was...
  
  , Ty Ty, GA
• H69: Ohio Wesleyan University
• H70: Asheville
• H71: Chula
• H72: Evelyn L. Egan Observatory, Fort Myers, Florida
• H73: Lakeland Astronomical Observatory, Kirtland
• H74: Bar J Observatory, New Smyrna Beach
• H75: Indian Hill North Observatory, Huntsburg
• H76: Oakridge Observatory, Miami
• H77: Buehler Observatory
• H78: University of Nariño Observatory, Pasto
• H79: York University Observatory
  York University Observatory
  York University Observatory is an astronomical observatory owned and operated by York University. It is located in Toronto, Ontario, Canada. It owns two telescopes housed in two domes, a Schmidt-Cassegrain and a Cassegrain , and other smaller portable telescopes.Telescopes 1 and 2 are located...
  
  , Toronto
• H80: Halstead Observatory, Princeton
• H81: Hartung-Boothroyd Observatory
  Hartung-Boothroyd Observatory
  The Hartung–Boothroyd Observatory is located atop Mount Pleasant near the Cornell University in Ithaca, New York . It is used mainly as a teaching facility for upper-level astronomy classes. The observatory is named in honor of M. John Hartung and Samuel L. Boothroyd. The telescope construction...
  
  , Ithaca, New York, USA
• H82: CBA-NOVAC Observatory, Front Royal, Virginia, USA
• H83: Timberlake Observatory, Oakton
• H84: Northview Observatory, Mendon
• H85: Silver Spring, MD
• H86: CBA-East Observatory, Laurel
• H87: Fenwick Observatory, Richmond
• H88: Hope Observatory, Belcamp
• H89: Galaxy Blues Observatory, Gatineau, QC
• H90: Ottawa
• H91: Reynolds Observatory, Potsdam
• H92: Arcturus Observatory
• H93: Berkeley Heights
• H94: Cedar Knolls
• H95: NJIT Observatory, Newark
• H96: Observatoire des Pléïades, Mandeville
• H97: Talcott Mountain Science Center
  Talcott Mountain Science Center
  Talcott Mountain Science Center for Student Involvement is a not-for-profit 501c corporation in Avon, Connecticut. It is dedicated to the improvement of science education and does so by working directly with students, teachers, and the general public.- History :TMSC was established in 1967 under...
  
  , Avon
• H98: Dark Roseanne Obs., Middlefield, CT
• H99: Sunhill Observatory, Newton

I00-I99

• I00: Carbuncle Hill Observatory, Coventry
• I01: Clay Center Observatory, Brookline
• I02: Cerro Tololo Observatory, La Serena—2MASS, Chile (Cerro Tololo Inter-American Observatory
  Cerro Tololo Inter-American Observatory
  The Cerro Tololo Inter-American Observatory is a complex of astronomical telescopes and instruments located at 30.169 S, 70.804 W, approximately 80 km to the East of La Serena, Chile at an altitude of 2200 metres. The complex is part of the National Optical Astronomy Observatory along with Kitt...
  
  )
• I03: European Southern Obs., La Silla—ASTROVIRTEL, Chile (La Silla Observatory
  La Silla Observatory
  La Silla Observatory is an astronomical observatory in Chile with three telescopes built and operated by the European Southern Observatory organisation, and several others are partly maintained by ESO...
  
  )
• I04: Mamalluca Observatory
• I05: Las Campanas Observatory-TIE
• I06: Werner Schmidt Obs., Dennis-Yarmouth Regional HS
• I07: Conlin Hill Observatory, Oxford
• I08: Alianza S4, Cerro Burek
• I09: Cerro Armazones, Chile
• I10: CAOS-CampoCatino Austral Observatory Survey (Campo Catino Austral Observatory Survey, Chile http://www.campocatinobservatory.org/galleria.asp?Gruppo=C.A.O.&Titolo=C.A.O.)
• I11: Gemini South Observatory, Cerro Pachón
• I12: Phillips Academy Observatory, Andover
• I13: Burleith Observatory, Washington D.C., U.S.A.
• I14: Tigh Speuran Observatory, Framingham
• I15: Wishing Star Observatory, Barrington
• I16: IAA-AI Atacama, San Pedro de Atacama, Chile
• I17: Thomas G. Cupillari Observatory, Fleetville, PA, U.S.A.
• I18: Fan Mountain Observatory, Covesville, VA, U.S.A.
• I19: Observatorio El Gato Gris, Tanti, Argentina
• I20: Rio Cuarto, Argentina
• I21: El Condor Observatory, Córdoba
• I22: Abbey Ridge Observatory, Stillwater Lake
• I23: Frosty Cold Observatory, Mash Harbor, ME, U.S.A.
• I24: Lake of the Woods Observatory, Locust Grove, VA, U.S.A.
• I25: ECCCO Observatory, Bosque Alegre, Argentina
• I26: Observatorio Kappa Crucis, Córdoba, Argentina
• I27: Barred Owl Observatory, Carp, Canada
• I28: Starhoo Observatory, Lakeville, MA, U.S.A.
• I29: Middlesex School Observatory, Concord, MA, U.S.A.
• I30: Observatorio Geminis Austral
• I31: Observatorio Astronomico del Colegio Cristo Rey
• I32: Observatorio Beta Orionis, Rosario
• I33: SOAR, Cerro Pachón, Chile
• I34: Morgantown, PA, U.S.A.
• I35: Sidoli, Argentina
• I36: Observatorio Los Campitos, Cañuela, Argentina
• I37: Astrodomi Observatory, Santa Rita http://www.astrodomi.com.ar, Argentina
• I38: Observatorio Los Algarrobos, Salto, Argentina
• I39: Observatorio Cruz del Sur, San Justo, Argentina
• I40: La Silla--TRAPPIST, Chile
• I41: Palomar Mountain--PTF, CA, U.S.A.
• I42: OWC Observatory, Niceville, FL, U.S.A.
• I43: Tarleton State University Obs., Stephenville, TX, U.S.A.
• I44: Northwest Florida State College, Niceville, FL, U.S.A.
• I45: Observatorio W Crucis, San Justo, Argentina

• I66: Taurus Australis Observatory, Brasília, Brazil

• I68: Pousada dos Anoes Observatory, Brazil

• I70: Gedney House Observatory, Kirton, England, U.K.
• I71: Observatorio Los Milanos, Caceres, Spain
• I72: Observatorio Carpe-Noctem, Madrid, Spain
• I73: Salvia Observatory, Saulges, France
• I74: Baxter Garden Observatory, Salisbury, England, U.K.
• I75: Observatorio Castellon, Spain
• I76: Tesla Observatory, Valdemorillo, Spain
• I77: CEAMIG-REA Observatory, Belo Horizonte, Brazil
• I78: Observatorio Principia, Málaga, Spain
• I79: AstroCamp, Nerpio, Spain
• I80: Rose Cottage Observatory, Keighley, England, U.K.
• I81: Tarbatness Observatory, Portmahomack, Scotland, U.K.
• I82: Güímar, Canary Islands, Spain
• I83: Cherryvalley Observatory, Rathmolyon, Ireland
• I84: Cerro del Viento, Badajoz, Spain
• I85: Las Negras, Spain
• I86: Observatorio UCM, Madrid, Spain
• I87: Astroshot Observatory, Monasterevin, Ireland
• I88: Fuensanta de Martos, Spain
• I89: RAS Observatory, Nerpio, Spain
• I90: Blackrock Castle Observatory, Ireland
• I91: Retamar, Spain
• I92: Astreo Observatory, Mairena del Aljarafe, Spain
• I93: St Pardon de Conques, France
• I94: Observatorio Rho Ophiocus, Las Rozas de Madrid, Spain
• I95: Observatorio de la Hita, Spain
• I96: Hyperion Observatory, Urbanizacion Caraquiz, Spain
• I97: Penn Heights Observatory, Rickmansworth, U.K.
• I98: El Berrueco, Spain
• I99: Observatorio Blanquita, Vaciamadrid, Spain

J00-J99

• J00: Segorbe, Spain
• J01: Observatorio Cielo Profundo, Oviedo, Spain
• J02: Busot, Spain
• J03: Gothers Observatory, St. Dennis
• J04: ESA Optical Ground Station, Tenerife
• J05: Bootes Observatory, Boecillo
• J06: Trent Astronomical Observatory, Clifton
• J07: Observatorio SPAG Monfragüe, Palazuelo-Empalme
• J08: Observatorio Zonalunar, Puzol
• J09: Balbriggan
• J10: Alicante
• J11: Matosinhos
• J12: Caraquiz
• J13: La Palma-Liverpool Telescope
• J14: La Corte
• J15: Muxagata
• J16: An Carraig Observatory, Northern Ireland An Carraig Observatory
• J17: Ragdon
• J18: Dingle Observatory, Montgomery, Wales, U.K.
• J19: El Maestrat
• J20: Aravaca
• J21: El Boalo
• J22: Tacande Observatory, La Palma
• J23: Centre Astronomique de La Couyere
• J24: Observatorio Altamira, Canary Islands, Spain
• J25: Penamayor Observatory, Nava
• J26: The Spaceguard Centre, Knighton
• J27: El Guijo Observatory, Spain
• J28: Observatorio Jaén, Jaén, Spain
• J29: Observatorio Nira, Tias
• J30: Observatorio Ventilla, Madrid
• J31: La Axarquia
• J32: Aljaraque
• J33: University of Hertfordshire Obs., Bayfordbury
• J34: La Fecha
• J35: Tucci Observatory, Martos
• J36: Observatorio DiezALaOnce, Illana
• J37: Huelva
• J38: Observatorio La Vara, Valdés
• J39: Ingenio
• J40: Málaga, Spain
• J41: Raheny
• J42: Puzol
• J43: Oukaïmeden Observatory, Morocco
• J44: Observatorio Iturrieta, Alava
• J45: Observatorio Montana Cabreja Vega de San Mateo, Gran Canaria.
• J46: Observatorio Montana Blanca, Tias
• J47: Observatorio Nazaret
• J48: Observatory Mackay, La Laguna
• J49: Santa Pola
• J50: La Palma-NEON
• J51: Observatorio Atlante, Tenerife
• J52: Observatorio Pinsoro
  Pinsoro
  Pinsoro is a village situated to the northwest of the city of Zaragoza in northeastern Spain.Its population is approximately 800. This village is located within the Ejea de los Caballeros municipal term.- History :...
  
  
• J53: Posadas
• J54: Bradford Robotic Telescope
• J55: Los Altos de Arguineguin Observatory
• J56: Observatorio La Avejerilla
• J57: Centro Astronómico Alto Turia, Valencia
• J58: Brynllefrith Observatory, Llantwit Fardre, Wales, UK
• J59: Observatorio Linceo, Santander
• J60: Tocororo Observatory, Arquillinos
• J61: Brownstown Observatory, Kilcloon
• J62: Kingsland Observatory, Boyle
• J63: San Gabriel
• J64: La Mata
• J65: Celbridge
• J66: Kinver
• J67: Observatorio La Puebla de Vallbona
• J68: Tweenhills Observatory, Hartpury, Gloucestershire, England, UK
• J69: North Observatory, Clanfield, UK
• J70: Obs. Astronómico Vega del Thader, El Palmar
• J71: Willow Bank Observatory, Lancashire, England, UK
• J72: Valle del Sol
• J73: Quainton, Buckinghamshire, England, UK (Quainton Observatory)
• J74: Bilbao
• J75: OAM Observatory, La Sagra, Spain (Observatorio Astronómico de La Sagra)
• J76: La Murta, Spain
• J77: Golden Hill Observatory, Stourton Caundle, Dorset, England, UK
• J78: Murcia
• J79: Observatorio Calarreona, Aguilas
• J80: Sainte Helene
• J81: Guirguillano
• J82: Leyland
• J83: Olive Farm Observatory, Hoghton
• J84: South Observatory, Clanfield
• J85: Makerstoun
• J86: Sierra Nevada Observatory (Observatorio de Sierra Nevada, Spain)
• J87: La Cañada (Observatorio de La Cañada (La Cañada Observatory), Ávila, Spain)
• J88: Strawberry Field Obs., Southampton
• J89: Tres Cantos Observatory
• J90: West Challow
• J91: Alt emporda Observatory, Figueres
• J92: Beaconsfield
• J93: Mount Tuffley Observatory, Gloucester, England, UK
• J94: Abbeydale, Gloucester, England, UK
• J95: Great Shefford, Berkshire, England, UK
• J96: Observatorio de Aras de los Olmos (OAO) - Universidad de Valencia, Aras de los Olmos
  Aras de los Olmos
  Aras de los Olmos is a municipality of Valencia, Spain. Belonging to the province of Valencia, in the region of Los Serranos.- Geography :...
  
  , Valencia
  Valencia (province)
  Valencia or València is a province of Spain, in the central part of the Valencian Community.It is bordered by the provinces of Alicante, Albacete, Cuenca, Teruel, Castellón, and the Mediterranean Sea...
  
  , Spain
  Spain
  Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...
  
  
• J97: Alginet
• J98: Observatorio Manises
• J99: Burjassot

See also

• List of observatories
• Space observatory
  Space observatory
  A space observatory is any instrument in outer space which is used for observation of distant planets, galaxies, and other outer space objects...
  
  
• Timeline of telescopes, observatories, and observing technology
  Timeline of telescopes, observatories, and observing technology
  -3500s BC:*The earliest sundials known from the archaeological record are the obelisks ancient Egyptian astronomy and Babylonian astronomy-1900s BC:*Xiangfen Astronomical Observatory, Xiangfen County, Linfen City, Shanxi Province, China-600s BC:...
  
  
• Volcano observatory
  Volcano observatory
  A volcano observatory is an institution that conducts research and monitoring of a volcano.Each observatory provides continuous and periodic monitoring of the seismicity, other geophysical changes, ground movements, volcanic gas chemistry, and hydrologic conditions and activity between and during...
  
  

External links

• Minor Planet Center (SAO) - List Of Observatory Codes
• Guide to Minor Body Astrometry
• European Space Agency Spaceguard - Observatory List
• Astrometry - Obtaining an Observatory Code