List of stars in Draco
Encyclopedia
This is the list of notable star
s in the constellation
Draco
.
Star
A star is a massive, luminous sphere of plasma held together by gravity. At the end of its lifetime, a star can also contain a proportion of degenerate matter. The nearest star to Earth is the Sun, which is the source of most of the energy on Earth...
s in the constellation
Constellation
In modern astronomy, a constellation is an internationally defined area of the celestial sphere. These areas are grouped around asterisms, patterns formed by prominent stars within apparent proximity to one another on Earth's night sky....
Draco
Draco (constellation)
Draco is a constellation in the far northern sky. Its name is Latin for dragon. Draco is circumpolar for many observers in the northern hemisphere...
.
Name | B Bayer designation A Bayer designation is a stellar designation in which a specific star is identified by a Greek letter, followed by the genitive form of its parent constellation's Latin name... |
F Flamsteed designation Flamsteed designations for stars are similar to Bayer designations, except that they use numbers instead of Greek letters. Each star is assigned a number and the Latin genitive of the constellation it lies in... |
HD Henry Draper Catalogue The Henry Draper Catalogue is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension , published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the... |
HIP | RA Right ascension Right ascension is the astronomical term for one of the two coordinates of a point on the celestial sphere when using the equatorial coordinate system. The other coordinate is the declination.-Explanation:... |
Dec Declination In astronomy, declination is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. Declination in astronomy is comparable to geographic latitude, but projected onto the celestial sphere. Declination is measured in degrees north and... |
vis. mag. Apparent magnitude The apparent magnitude of a celestial body is a measure of its brightness as seen by an observer on Earth, adjusted to the value it would have in the absence of the atmosphere... |
abs. mag. Absolute magnitude Absolute magnitude is the measure of a celestial object's intrinsic brightness. it is also the apparent magnitude a star would have if it were 32.6 light years away from Earth... |
Dist. (ly) | Sp. class Stellar classification In astronomy, stellar classification is a classification of stars based on their spectral characteristics. The spectral class of a star is a designated class of a star describing the ionization of its chromosphere, what atomic excitations are most prominent in the light, giving an objective measure... |
Notes |
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γ Dra | γ | 33 | 164058 | 87833 | 2.24 | −1.04 | 148 | K5III | Eltanin, Etamin, Rastaban, Rastaben | ||
η Dra Eta Draconis Eta Draconis is a star in the constellation Draco. Eta Draconis has apparent magnitude +2.73 and is a yellow giant variable star belonging to spectral class G8III. The luminosity of Eta Draconis is neary 50 times that of the Sun... |
η | 14 | 148387 | 80331 | 2.73 | 0.58 | 88 | G8III | Aldibain, Booboo | ||
β Dra Beta Draconis Beta Draconis is the third brightest star in the constellation of Draco. It has the traditional name Rastaban, which has also been used for Gamma Draconis.... |
β | 23 | 159181 | 85670 | 2.79 | −2.43 | 361 | G2II | Rastaban, Rastaben, Alwaid, Asuia | ||
δ Dra Delta Draconis Delta Draconis is a yellow star in the constellation Draco. It has the traditional names Aldib, Altais and Nodus Secundus.... |
δ | 57 | 180711 | 94376 | 3.07 | 0.63 | 100 | G9III | Altais, Nodus Secundus, Nodus II, Aldib | ||
ζ Dra Zeta Draconis Zeta Draconis is a star in the constellation Draco. It shares the Arabic name Al dhi'bah with several other stars in the constellation, and, together with Eta Draconis, it also shares the name Al dhibain... |
ζ | 22 | 155763 | 83895 | 3.17 | −1.92 | 340 | B6III | Aldhibah, Eldsib, Nod, Nodus I | ||
ι Dra Iota Draconis Iota Draconis is an orange giant star located away in the constellation Draco. A visually unremarkable star of apparent magnitude 3.31, it has recently been discovered to have a planet.-Name:... |
ι | 12 | 137759 | 75458 | 3.29 | 0.81 | 102 | K2III | Edasich, Eldsich, Ed Asich, Al Dhiba, Al Dhihi; has a planet Extrasolar planet An extrasolar planet, or exoplanet, is a planet outside the Solar System. A total of such planets have been identified as of . It is now known that a substantial fraction of stars have planets, including perhaps half of all Sun-like stars... (b Iota Draconis b Iota Draconis b was discovered in 2002 during a radial velocity study of K-class giant stars and was the first planet discovered orbiting a giant star. It is in an eccentric orbit, which aided its detection as giant stars have pulsations which can mimic the presence of a planet.-External links:**... ) |
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χ Dra Chi Draconis Chi Draconis is a star system in the constellation Draco.The first companion is a yellow-white fourth-magnitude star with a mass approximately equal to that of the sun, but it is nearly twice as luminous. The second companion is an orange sixth-magnitude star, that is less massive and of lesser... |
χ | 44 | 170153 | 89937 | 3.55 | 4.02 | 26 | F7Vvar | Batentaban Borealis, Batn al Thuban | ||
Thuban Thuban Thuban also known by its Bayer designation Alpha Draconis is a star in the constellation of Draco. A relatively inconspicuous star in the night sky of the Northern Hemisphere, it is historically significant as having been the north pole star in ancient times... |
α | 11 | 123299 | 68756 | 3.67 | −1.21 | 309 | A0III SB | Adib, Dragon’s Tail | ||
ξ Dra Xi Draconis Xi Draconis is a star in the constellation Draco. It has the traditional name Grumium or Genam.This star, along with β Dra , γ Dra , μ Dra and ν Dra were Al ʽAwāïd, "the Mother Camels", which was later known as the Quinque Dromedarii.In Chinese, , meaning Celestial Flail, refers to an asterism... |
ξ | 32 | 163588 | 87585 | 3.73 | 1.06 | 111 | K2III | Grumium, Genam, Nodus Primus, Nodus I | ||
λ Dra Lambda Draconis Lambda Draconis is a star in the constellation Draco. It has the traditional names Gianfar, Giansar, Juza, Giausar or Giauzar.... |
λ | 1 | 100029 | 56211 | 3.82 | −1.23 | 334 | M0IIIvar | Giausar, Giauzar, Gianfar, Giansar, Gaiusar, Juza | ||
ε Dra Epsilon Draconis Epsilon Draconis is a fourth-magnitude star in the constellation Draco. It has the traditional name Tyl. This star along with Delta Draconis , Pi Draconis and Rho Draconis forms an asterism known as Al Tāis, meaning "the Goat".In Chinese astronomy, , meaning the Celestial Kitchen, refers to an... |
ε | 63 | 188119 | 97433 | 3.84 | 0.59 | 146 | G8III | Tyl; binary star Binary star A binary star is a star system consisting of two stars orbiting around their common center of mass. The brighter star is called the primary and the other is its companion star, comes, or secondary... |
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κ Dra Kappa Draconis Kappa Draconis is a blue giant star located in the constellation Draco. At an apparent magnitude of 3.88, it is barely visible to the naked eye when artificial lighting from cities is present. Nevertheless, it is a powerful star, approximately five time as massive as the Sun... |
κ | 5 | 109387 | 61281 | 3.85 | −2.07 | 498 | B6IIIp | Shǎowèi (少尉); γ Cas variable | ||
θ Dra Theta Draconis Theta Draconis is a fourth-magnitude star in the constellation Draco.-Chinese name:In Chinese, , meaning Left Wall of Purple Forbidden Enclosure, refers to an asterism consisting of θ Draconis, ι Draconis, η Draconis, ζ Draconis, υ Draconis, 73 Draconis, γ Cephei and 23 Cassiopeiae... |
θ | 13 | 144284 | 78527 | 4.01 | 2.41 | 68 | F8IV-V | Shǎngzǎi (上宰) | ||
φ Dra Phi Draconis Phi Draconis is a fourth-magnitude star in the constellation Draco. It has the Flamsteed designation 43 Draconis.... |
φ | 43 | 170000 | 89908 | 4.22 | −0.52 | 289 | A0p (Si) | Batentaban Australis, Batn al Thuban, Zhùshǐ (柱史); α2 CVn variable Alpha2 Canum Venaticorum variable An Alpha2 Canum Venaticorum variable is a type of variable star. These stars are chemically peculiar main sequence stars of spectral class B8p to A7p. They have strong magnetic fields and strong silicon, strontium, or chromium spectral lines... |
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81817 | 47193 | 4.28 | −3.31 | 1076 | K3III | ||||||
τ Dra | τ | 60 | 181984 | 94648 | 4.45 | 1.14 | 150 | K3III | |||
ρ Dra | ρ | 67 | 190940 | 98702 | 4.51 | −0.97 | 406 | K3III | |||
ψ Dra A Psi Draconis Psi Draconis is a star in the constellation Draco. It also has the traditional name Dziban, from the Arabic Adh-Dhi'ban, meaning "The two wolves" or "The two jackals"... |
ψ | 31 | 162003 | 86614 | 4.57 | 2.85 | 72 | F5IV-V | Dziban, Dsiban; binary star | ||
CU Dra | i | 10 | 121130 | 67627 | 4.58 | −0.82 | 391 | M3III | variable | ||
π Dra | π | 58 | 182564 | 95081 | 4.60 | 0.41 | 225 | A2IIIs | |||
ο Dra Omicron Draconis Omicron Draconis is a supergiant star in the constellation Draco located 322.93 light years from the Earth. It has a radius of 30 solar radii, and a luminosity of 269 suns... |
ο | 47 | 175306 | 92512 | 4.63 | −0.34 | 322 | K0II-III SB | RS CVn variable RS Canum Venaticorum variable RS Canum Venaticorum variables are a type of variable star. They are close binary stars having active chromospheres which can cause large stellar spots. These spots are believed to cause variations in their observed luminosity... |
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σ Dra Sigma Draconis Sigma Draconis is a 4.7 magnitude star located at a distance of 18.8 light-years in the constellation Draco. Its traditional name is Alsafi.-Name:... |
σ | 61 | 185144 | 96100 | 4.67 | 5.87 | 19 | K0V | Alsafi, Athafi; nearby | ||
ω Dra | ω | 28 | 160922 | 86201 | 4.77 | 2.92 | 76 | F5V | |||
45 Dra | d | 45 | 171635 | 90905 | 4.77 | −4.96 | 2885 | F7Ib | |||
42 Dra 42 Draconis 42 Draconis is a 5th magnitude K-type giant star located approximately 317 light years away in the constellation of Draco. The star has mass similar to our Sun but its radius is 22 times greater. It is a metal-poor star with metallicity as low as 35% that of our Sun and its age is 9.49 billion years... |
42 | 170693 | 90344 | 4.82 | −0.12 | 317 | K2III | has a planet (b 42 Draconis b 42 Draconis b is an extrasolar planet located approximately 317 light years away in the constellation of Draco, orbiting the 5th magnitude K-type giant star 42 Draconis. It takes 479 days to orbit the star in a 38% eccentricity... ) |
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υ Dra | υ | 52 | 176524 | 92782 | 4.82 | −0.30 | 344 | K0III | |||
18 Dra | g | 18 | 151101 | 81660 | 4.84 | −1.76 | 681 | K1p | |||
151613 | 82020 | 4.84 | 2.70 | 87 | F2V | spectroscopic binary | |||||
91190 | 51808 | 4.86 | 0.38 | 257 | K0III | ||||||
ν2 Dra Nu Draconis Nu Draconis is a double star in the constellation Draco. The respective components are designated ν1 Draconis and ν2 Draconis... |
ν2 | 25 | 159560 | 85829 | 4.86 | 2.43 | 100 | Am | Kuma; component of the ν Dra system | ||
19 Dra | h | 19 | 153597 | 82860 | 4.88 | 3.99 | 49 | F6Vvar | |||
ν1 Dra Nu Draconis Nu Draconis is a double star in the constellation Draco. The respective components are designated ν1 Draconis and ν2 Draconis... |
ν1 | 24 | 159541 | 85819 | 4.89 | 2.48 | 99 | Am... | Kuma; component of the ν Dra system | ||
μ Dra A Mu Draconis Mu Draconis is a binary star with a combined magnitude of 4.92m located approximately 85 light years from the Solar System, near the head of the constellation Draco. The component stars are nearly identical yellow-white stars in a tight orbit... |
μ | 21 | 154905 | 83608 | 4.91 | 2.76 | 88 | F5 | Arrakis, Errakis, Al Rakis; double star | ||
175535 | 92689 | 4.92 | −0.15 | 337 | G8III | ||||||
15 Dra | A | 15 | 149212 | 80650 | 4.94 | −0.95 | 491 | A0III | |||
6 Dra | 6 | 109551 | 61384 | 4.95 | −1.17 | 546 | K2III | ||||
CL Dra | 143466 | 78180 | 4.96 | 2.31 | 110 | F0IV | δ Sct variable Delta Scuti variable A Delta Scuti variable is a variable star which exhibits variations in its luminosity due to both radial and non-radial pulsations of the star's surface. Typical brightness fluctuations are from 0.003 to 0.9 magnitudes in V over a period of a few hours, although the amplitude and period of the... |
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39 Dra | b | 39 | 170073 | 90156 | 4.98 | 1.17 | 188 | A3V | |||
36 Dra | 36 | 168151 | 89348 | 4.99 | 3.14 | 77 | F5V | ||||
54 Dra | 54 | 180610 | 94490 | 5.00 | 1.52 | 162 | K2III | ||||
CQ Dra | 4 | 108907 | 60998 | 5.01 | −1.25 | 581 | M3IIIa | cataclysmic variable | |||
30 Dra | 30 | 162579 | 87212 | 5.02 | 0.90 | 217 | A2V | ||||
35 Dra | 35 | 163989 | 87234 | 5.02 | 2.49 | 105 | F6IV-Vs | ||||
169305 | 89981 | 5.02 | −1.80 | 755 | M2III | ||||||
46 Dra | c | 46 | 173524 | 91755 | 5.03 | −0.21 | 364 | B9.5p... | |||
17 Dra | 17 | 150117 | 81292 | 5.07 | −0.36 | 397 | B9V | ||||
27 Dra | f | 27 | 159966 | 85805 | 5.07 | 0.95 | 217 | K0III | |||
59 Dra | 59 | 180777 | 94083 | 5.11 | 2.93 | 89 | A9V | ||||
53 Dra | 53 | 180006 | 94302 | 5.13 | 0.03 | 341 | G8III | ||||
AF Dra | 73 | 196502 | 101260 | 5.18 | −0.35 | 417 | A0p... | α2 CVn variable | |||
2 Dra | 2 | 100696 | 56583 | 5.19 | 0.84 | 242 | K0III | ||||
141653 | 77277 | 5.19 | 0.59 | 272 | A2IV | ||||||
64 Dra | e | 64 | 190544 | 98583 | 5.22 | −0.97 | 564 | M1III | |||
8 Dra | 8 | 112429 | 63076 | 5.23 | 2.93 | 94 | A5n | IR Dra; γ Doradus variable Gamma Doradus variable Gamma Doradus variables are variable stars which display variations in luminosity due to non-radial pulsations of their surface. The stars are typically young, early F or late A type main sequence stars, and typical brightness fluctuations are 0.1 magnitudes with periods on the order of one day... |
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26 Dra 26 Draconis 26 Draconis is a triple star system in the constellation Draco, located 46 light years from the Sun. Two of the system components, A and B, form a spectroscopic binary that completes an orbit every 76 years. The composite spectral classification of the AB pair is G0V, which decomposes to individual... |
26 | 160269 | 86036 | 5.23 | 4.49 | 46 | G0V | ||||
174980 | 92056 | 5.25 | 0.19 | 335 | K0II-III | ||||||
148293 | 80161 | 5.26 | 0.48 | 294 | K2III | ||||||
150449 | 81437 | 5.28 | 0.78 | 259 | K1III | ||||||
3 Dra | 3 | 101673 | 57111 | 5.32 | −1.15 | 643 | K3III | ||||
199437 | 102599 | 5.36 | −0.09 | 401 | K1III | ||||||
9 Dra | 9 | 113092 | 63432 | 5.37 | −0.87 | 577 | K2III | ||||
147232 | 79804 | 5.37 | −1.15 | 657 | M4IIIa | ||||||
50 Dra | 50 | 175286 | 92112 | 5.37 | 0.52 | 304 | A1Vn | ||||
171779 | 91013 | 5.38 | −1.56 | 795 | K0III | ||||||
75 Dra | 75 | 196787 | 100965 | 5.38 | −0.35 | 456 | G9III | ||||
LV Dra | 177003 | 93299 | 5.39 | −1.02 | 623 | B2.5IV | α2 CVn variable | ||||
51 Dra | 51 | 178207 | 93713 | 5.40 | 0.25 | 349 | A0Vn | ||||
66 Dra | 66 | 191277 | 98962 | 5.40 | 1.77 | 174 | K3III | ||||
7 Dra | 7 | 111335 | 62423 | 5.43 | −1.46 | 778 | K5III | ||||
34 Dra | 34 | 164613 | 87728 | 5.43 | −1.30 | 723 | F2.5II-III | ||||
145454 | 78893 | 5.44 | 0.82 | 273 | A0Vn | ||||||
107193 | 60044 | 5.47 | 0.73 | 289 | A1V | ||||||
131507 | 72664 | 5.48 | −0.18 | 442 | K4III | ||||||
175225 | 92549 | 5.51 | 3.43 | 85 | G9IVa | ||||||
49 Dra | 49 | 177249 | 93340 | 5.51 | −0.40 | 495 | G5IIbCN... | ||||
16 Dra | 16 | 150100 | 81290 | 5.53 | 0.09 | 400 | B9.5Vn | ||||
156295 | 84183 | 5.54 | 2.44 | 136 | F0IV | ||||||
AC Dra | 194258 | 100261 | 5.59 | −1.01 | 681 | M5III | variable | ||||
176598 | 92969 | 5.62 | 0.70 | 314 | G8III | ||||||
158460 | 85290 | 5.65 | 0.56 | 340 | A1Vn | ||||||
172340 | 90647 | 5.65 | −0.17 | 475 | K4III | ||||||
148374 | 80309 | 5.67 | 0.16 | 412 | G8III | ||||||
48 Dra | 48 | 176408 | 92997 | 5.67 | 0.95 | 286 | K1III | ||||
157681 | 84950 | 5.69 | −0.60 | 591 | K5III | ||||||
194298 | 100357 | 5.69 | −1.07 | 733 | K5III | ||||||
68 Dra | 68 | 192455 | 99500 | 5.70 | 2.26 | 159 | F5V | ||||
DE Dra | 71 | 193964 | 100221 | 5.71 | 0.39 | 378 | B9V | spectroscopic binary | |||
106574 | 59746 | 5.72 | −0.06 | 468 | K2III | ||||||
137443 | 75260 | 5.72 | 0.39 | 380 | K4III | ||||||
128000 | 71111 | 5.74 | −0.63 | 612 | K5III | ||||||
138852 | 75974 | 5.74 | 0.79 | 318 | K0III-IV | ||||||
41 Dra | 41 | 166866 | 88136 | 5.74 | 2.12 | 173 | K2Vvar | spectroscopic binary | |||
172728 | 91315 | 5.74 | 0.16 | 426 | A0V | ||||||
DQ Dra | 148330 | 80375 | 5.75 | 0.50 | 366 | A2svar... | α2 CVn variable | ||||
161693 | 86782 | 5.75 | 0.24 | 413 | A2V | ||||||
76 Dra | 76 | 199095 | 102208 | 5.75 | 0.55 | 358 | A0V | ||||
139493 | 76376 | 5.77 | 1.38 | 246 | A2V | ||||||
μ Dra B Mu Draconis Mu Draconis is a binary star with a combined magnitude of 4.92m located approximately 85 light years from the Solar System, near the head of the constellation Draco. The component stars are nearly identical yellow-white stars in a tight orbit... |
μ | 21 | 154906 | 5.80 | component of the μ Dra system | ||||||
142531 | 77738 | 5.81 | 0.60 | 359 | G8III: | ||||||
ψ Dra B Psi Draconis Psi Draconis is a star in the constellation Draco. It also has the traditional name Dziban, from the Arabic Adh-Dhi'ban, meaning "The two wolves" or "The two jackals"... |
ψ | 31 | 162004 | 86620 | 5.81 | 4.07 | 73 | G0V | component of the ψ Dra system | ||
175824 | 92822 | 5.84 | 2.22 | 173 | F3III | ||||||
119476 | 66798 | 5.85 | 1.69 | 221 | A2V | ||||||
139778 | 76509 | 5.85 | 0.66 | 355 | K1III: | ||||||
141675 | 77370 | 5.85 | 1.34 | 260 | A3m | ||||||
161178 | 86219 | 5.87 | 0.91 | 321 | G9III | ||||||
138265 | 75696 | 5.90 | −0.41 | 595 | K5III | ||||||
187340 | 97122 | 5.90 | 0.24 | 442 | A2III | ||||||
133388 | 73507 | 5.91 | 0.91 | 327 | A4V | ||||||
CX Dra | 174237 | 92133 | 5.91 | −3.21 | 2173 | B2.5V | γ Cas variable; Be star Be star A Be star is a B-type star with prominent emission lines of hydrogen in its spectrum. The designation is combined by the spectral class, B, and the lowercase e denoting emission in the spectral classification system. Line emission from other atomic ions might be present as well, but is typically... |
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182190 | 95038 | 5.91 | −1.25 | 881 | M1III | ||||||
193664 | 100017 | 5.91 | 4.69 | 57 | G3V | ||||||
149650 | 80991 | 5.92 | 0.86 | 335 | A2V | ||||||
144204 | 78542 | 5.93 | −1.07 | 819 | K5III | ||||||
141472 | 77272 | 5.94 | −1.58 | 1042 | K3III | ||||||
37 Dra | 37 | 168653 | 89448 | 5.96 | 1.26 | 284 | K1III: | ||||
74 Dra | 74 | 196925 | 101082 | 5.96 | 1.96 | 205 | K0III+... | ||||
HD 139357 HD 139357 HD 139357 is a 6th magnitude K-type giant star located approximately 396 light years away in the constellation of Draco. Its mass is four thirds that of our Sun but its radius is 11.47 times larger... |
139357 | 76311 | 5.97 | 0.55 | 396 | K4III: | has a planet (b HD 139357 b HD 139357 b is an extrasolar planet located approximately 396 light years away in the constellation of Draco, orbiting the 6th magnitude K-type giant star HD 139357. It has a minimum mass very massive, at nearly 10 times that of Jupiter, but its radius is unknown... ) |
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167042 | 89047 | 5.97 | 2.48 | 163 | K1III | ||||||
137389 | 75256 | 5.99 | 0.24 | 461 | A0sp... | ||||||
113049 | 63340 | 6.00 | 0.17 | 477 | K0III | ||||||
161193 | 86561 | 6.00 | 0.96 | 332 | K0III: | ||||||
172883 | 91525 | 6.00 | −0.19 | 563 | A0p... | ||||||
113337 | 63584 | 6.01 | 3.14 | 122 | F6V | ||||||
173949 | 91915 | 6.02 | 0.78 | 364 | G7IV | ||||||
153956 | 83138 | 6.04 | 1.24 | 297 | K1III: | ||||||
184102 | 95167 | 6.06 | 1.18 | 309 | A3V | ||||||
184958 | 95978 | 6.06 | −0.35 | 623 | K2 | ||||||
172569 | 91196 | 6.07 | 1.79 | 234 | F0V | ||||||
83727 | 48017 | 6.09 | 0.56 | 416 | F0V: | ||||||
163929 | 87744 | 6.09 | 2.34 | 184 | F0IV | ||||||
127821 | 70952 | 6.10 | 3.59 | 103 | F4IV | ||||||
173398 | 91606 | 6.10 | 0.75 | 383 | K0III | ||||||
154633 | 83359 | 6.11 | 0.89 | 360 | G5V | ||||||
40 Dra | 40 | 166865 | 88127 | 6.11 | 2.58 | 166 | K2Vvar | spectroscopic binary | |||
174481 | 92269 | 6.12 | 2.37 | 183 | A7III | ||||||
159870 | 85923 | 6.15 | −0.67 | 755 | A5V+... | ||||||
189900 | 98308 | 6.15 | 0.55 | 430 | A3V | ||||||
154391 | 83289 | 6.16 | 0.99 | 353 | K1III | ||||||
172864 | 90182 | 6.16 | 0.03 | 548 | A2V | ||||||
150429 | 81358 | 6.17 | 0.30 | 487 | K5 | ||||||
94860 | 53761 | 6.18 | 0.03 | 553 | G9III | ||||||
151199 | 81840 | 6.18 | 1.39 | 295 | A2p... | ||||||
173664 | 91843 | 6.18 | −1.65 | 1199 | A2IV | ||||||
144542 | 78632 | 6.19 | −0.97 | 883 | M1III | ||||||
197508 | 101044 | 6.19 | 1.54 | 277 | A4m | ||||||
80930 | 46410 | 6.20 | 0.39 | 474 | A5Vs | ||||||
115612 | 64774 | 6.20 | 0.46 | 458 | B9.5V | ||||||
69 Dra | 69 | 190960 | 98401 | 6.20 | 0.17 | 525 | M3III | ||||
146603 | 79414 | 6.21 | 0.34 | 486 | G8III | ||||||
159330 | 85692 | 6.22 | −1.53 | 1156 | K2III | ||||||
UX Dra | 183556 | 95154 | 6.22 | −2.56 | 1863 | C5II | carbon star Carbon star A carbon star is a late-type star similar to a red giant whose atmosphere contains more carbon than oxygen; the two elements combine in the upper layers of the star, forming carbon monoxide, which consumes all the oxygen in the atmosphere, leaving carbon atoms free to form other carbon compounds,... ; variable |
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196142 | 101134 | 6.23 | −0.37 | 682 | K4III: | ||||||
DL Dra | 129798 | 71876 | 6.24 | 3.09 | 139 | F2V | δ Sct variable | ||||
175823 | 92731 | 6.24 | −0.19 | 631 | K5III: | ||||||
191174 | 98872 | 6.24 | 1.77 | 256 | A2II-III | ||||||
83550 | 47884 | 6.25 | −1.21 | 1012 | K2III | ||||||
164428 | 87293 | 6.25 | −0.93 | 891 | K5 | ||||||
ER Dra | 127929 | 71040 | 6.26 | 0.73 | 416 | F0III | δ Sct variable | ||||
173920 | 91985 | 6.26 | −1.10 | 967 | G5III | ||||||
55 Dra | 55 | 179933 | 94140 | 6.26 | 1.29 | 321 | A0V | ||||
150010 | 80920 | 6.27 | 0.63 | 438 | K2III | ||||||
65 Dra | 65 | 190713 | 98658 | 6.27 | 1.21 | 335 | G7III: | ||||
174205 | 91811 | 6.28 | −0.08 | 610 | K2 | ||||||
DK Dra | 106677 | 59796 | 6.29 | 0.59 | 450 | K0III +K0III | RS CVn variable | ||||
154099 | 82880 | 6.29 | 1.35 | 317 | F0V | ||||||
155711 | 84021 | 6.30 | 0.73 | 424 | B9V | ||||||
169028 | 89835 | 6.30 | 0.80 | 410 | K1III: | ||||||
184936 | 96164 | 6.30 | −1.54 | 1203 | K4III | ||||||
108150 | 60589 | 6.31 | 0.31 | 516 | G8III | ||||||
143187 | 78017 | 6.31 | 0.54 | 465 | A0V | ||||||
148880 | 80710 | 6.31 | 0.91 | 391 | G9III | ||||||
166207 | 88732 | 6.31 | 0.94 | 386 | K0III | ||||||
138524 | 75822 | 6.32 | −0.28 | 681 | K5 | ||||||
VW Dra | 156947 | 84496 | 6.32 | 0.47 | 482 | K1.5IIIb | semiregular variable | ||||
176707 | 93197 | 6.32 | 0.71 | 432 | G8III | ||||||
190252 | 98333 | 6.32 | 0.76 | 421 | G8III | ||||||
191372 | 98890 | 6.32 | −1.35 | 1116 | M3IIIa | ||||||
108399 | 60699 | 6.33 | 0.95 | 389 | G8III: | ||||||
145674 | 79125 | 6.33 | 0.88 | 401 | A1V | ||||||
160933 | 86184 | 6.33 | 3.19 | 139 | F9V | ||||||
176795 | 92717 | 6.33 | −0.82 | 876 | A1V | ||||||
105678 | 59291 | 6.34 | 2.05 | 235 | F6IV | ||||||
122909 | 68537 | 6.34 | 0.05 | 592 | K5 | ||||||
CN Dra | 187764 | 97326 | 6.34 | 0.31 | 525 | F0III | δ Sct variable | ||||
169885 | 90146 | 6.35 | 1.26 | 340 | A3m | ||||||
177483 | 93466 | 6.35 | −0.12 | 642 | G8III:... | ||||||
183611 | 95576 | 6.38 | −0.22 | 682 | K5III | ||||||
82685 | 47260 | 6.39 | 2.18 | 227 | F2V+... | ||||||
121146 | 67589 | 6.39 | 1.50 | 310 | K2IV | ||||||
147662 | 79867 | 6.39 | 0.09 | 594 | K0 | ||||||
164780 | 87670 | 6.39 | 0.56 | 479 | K0 | ||||||
169221 | 89943 | 6.39 | −0.17 | 668 | K1III | ||||||
20 Dra | 20 | 153697 | 82898 | 6.40 | 2.27 | 219 | F1V | ||||
175938 | 92040 | 6.40 | 1.67 | 288 | A8V | ||||||
154319 | 83114 | 6.41 | 1.71 | 284 | K0 | ||||||
145694 | 79164 | 6.43 | 0.79 | 438 | K0 | ||||||
170811 | 90476 | 6.43 | 1.18 | 365 | K0IV | ||||||
112826 | 63297 | 6.44 | −0.59 | 832 | K0 | ||||||
137928 | 75587 | 6.44 | 1.21 | 363 | A2IV | ||||||
158633 | 85235 | 6.44 | 5.90 | 42 | K0V | ||||||
138338 | 75788 | 6.45 | 1.64 | 299 | A3m | ||||||
140117 | 76651 | 6.45 | 0.78 | 443 | K1III | ||||||
149198 | 80682 | 6.45 | −0.18 | 689 | M0 | ||||||
178208 | 93733 | 6.45 | 0.19 | 583 | K3III | ||||||
82327 | 47119 | 6.46 | 0.78 | 447 | B9V | ||||||
128332 | 71251 | 6.46 | 4.15 | 95 | F7V | ||||||
155328 | 83857 | 6.46 | −0.17 | 689 | A1V | ||||||
158259 | 85268 | 6.46 | 4.29 | 89 | G0 | ||||||
176560 | 93068 | 6.47 | 1.14 | 380 | A2V | ||||||
185394 | 96297 | 6.47 | 0.38 | 539 | K2 | ||||||
91075 | 51883 | 6.48 | 0.89 | 428 | G4III: | ||||||
100858 | 56716 | 6.49 | −2.09 | 1698 | K5 | ||||||
158485 | 85317 | 6.49 | 1.30 | 356 | A4V | ||||||
186340 | 96771 | 6.49 | 1.09 | 391 | A5V | ||||||
167387 | 89104 | 6.50 | 0.76 | 459 | A1Vnn | ||||||
176668 | 93053 | 6.50 | 1.65 | 305 | G5IV comp | ||||||
184146 | 94604 | 6.50 | 0.61 | 492 | A3V | ||||||
17 Dra | 17 | 150118 | 6.53 | ||||||||
29 Dra | 29 | 160538 | 85852 | 6.61 | 1.54 | 337 | K0III | ||||
RY Dra | 112559 | 63152 | 6.63 | −1.81 | 1590 | C7I | carbon star; variable, Vmax = 6.5m, Vmin = 8.0m, P = 172 d | ||||
38 Dra | 38 | 169027 | 89594 | 6.79 | 0.28 | 655 | A0 | ||||
205 Dra | 205 | 174343 | 92204 | 7.19 | 0.28 | 787 | F5 | ||||
BY Dra BY Draconis BY Draconis is a multi-star system in the constellation Draco. It consists of at least three components. Components A and B form a close binary star system with a short orbital period of only 5.98 days. These may be pre-main sequence objects that are still in the process of collapsing. Their... |
234677 | 91009 | 8.07 | 5.66 | 54 | K6Ve | prototype of the BY Dra variables BY Draconis variable BY Draconis variables are main sequence variable stars of late spectral types, usually K or M. The name comes from the archetype for this category of variable star system, BY Draconis. They exhibit variations in their luminosity due to rotation of the star coupled with star spots, and other... |
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R Dra | 149880 | 81014 | 8.67 | −1.42 | 1042 | M6e | Mira variable Mira variable Mira variables , named after the star Mira, are a class of pulsating variable stars characterized by very red colors, pulsation periods longer than 100 days, and light amplitudes greater than one magnitude in infrared and 2.5 magnitude in visual... ; Vmax = 6.7m, Vmin = 13.2m, P = 245.5 d |
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HD 109246 | 109246 | 61177 | 8.77 | 4.69 | 214 | G0V | has a planet (b) | ||||
HD 184146 Struve 2398 Struve 2398 is a binary star system in the constellation Draco. Both stars are red dwarfs and both display variability common to flare stars... |
184146 | 91768 | 8.94 | 11.20 | 11.5 | M3V | component of Struve 2398, 15th nearest star system; flare star Flare star A flare star is a variable star that can undergo unpredictable dramatic increases in brightness for a few minutes. It is believed that the flares on flare stars are analogous to solar flares in that they are due to magnetic reconnection in the atmospheres of the stars. The brightness increase is... |
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HD 173740 Struve 2398 Struve 2398 is a binary star system in the constellation Draco. Both stars are red dwarfs and both display variability common to flare stars... |
173740 | 91772 | 9.70 | 11.96 | 11.5 | M3.5V | component of Struve 2398; flare star | ||||
WASP-51/HAT-P-30 | 10.42 | 629 | F | has a transiting planet (b) | |||||||
Kepler-10 Kepler-10 Kepler-10, formerly known as KOI-72, is a sunlike star in constellation Draco that lies 173 parsecs away from the Earth. Kepler-10 was targeted by NASA's Kepler spacecraft, as it was seen the first star identified by the Kepler mission as a possible host to a small, transiting exoplanet... |
10.96 | 4.77 | 564 | G | has two transiting planets (b Kepler-10b Kepler-10b is the first confirmed terrestrial planet to have been discovered outside the Solar System. Discovered after several months of data collection during the course of the NASA-directed Kepler Mission, which aims to discover Earth-like planets crossing in front of their host stars, the... and c) |
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GSC 03549-02811 GSC 03549-02811 GSC 03549-02811 A is a yellow main-sequence star similar to our Sun. This star is located approximately 718 light-years away in the constellation of Draco. The apparent magnitude of this star is 11.41, which means it is not visible to the naked eye but can be seen with a medium-sized amateur... |
11.41 | 4.70 | 718 | G0V | has the transiting planet TrES-2 TrES-2 TrES-2b is an extrasolar planet orbiting the star GSC 03549-02811 located 718 light years away from our solar system. The planet has been identified in 2011 as the darkest known exoplanet, reflecting less than 1% of any light that hits it. The planet's mass and radius indicate that it is a gas... |
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T Dra | 87820 | 12.48 | 6.27 | 568 | Nev | Mira variable; Vmax = 7.2m, Vmin = 13.5m, P = 421.2 d | |||||
Kepler-4 Kepler-4 Kepler-4 is a sunlike star located about 1631 light-years away in the constellation Draco. It is in the field of view of the Kepler Mission, a NASA operation purposed with finding Earth-like planets. Kepler-4b, a Neptune-sized planet that orbits extremely close to its star, was discovered in its... |
12.7 | 4.2 | 1631 | G0 | has a transiting planet (b Kepler-4b Kepler-4b, initially known as KOI 7.01, is an extrasolar planet first detected as a transit by the Kepler spacecraft. Its radius and mass are similar to that of Neptune; however, due to its proximity to its host star, it is substantially hotter than any planet in the Solar System. The planet's... ) |