Nu Draconis
Encyclopedia
Nu Draconis is a double star
in the constellation
Draco
. The respective components are designated ν1 Draconis and ν2 Draconis. The second component is a spectroscopic binary star system.
This star, along with β Dra
(Rastaban), γ Dra (Eltanin), μ Dra
(Erakis) and ξ Dra
(Grumium) were Al ʽAwāïd, "the Mother Camels", which was later known as the Quinque Dromedarii..
In Chinese
, , meaning Celestial Flail
, refers to an asterism consisting of ν Draconis, ξ Draconis
, β Draconis
, γ Draconis and ι Herculis
. Consequently, ν Draconis itself is known as
Double star
In observational astronomy, a double star is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope. This can happen either because the pair forms a binary star, i.e...
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...
. The respective components are designated ν1 Draconis and ν2 Draconis. The second component is a spectroscopic binary star system.
This star, along with 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....
(Rastaban), γ Dra (Eltanin), μ Dra
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...
(Erakis) and 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...
(Grumium) were Al ʽAwāïd, "the Mother Camels", which was later known as the Quinque Dromedarii..
In Chinese
Chinese language
The Chinese language is a language or language family consisting of varieties which are mutually intelligible to varying degrees. Originally the indigenous languages spoken by the Han Chinese in China, it forms one of the branches of Sino-Tibetan family of languages...
, , meaning Celestial Flail
Purple Forbidden enclosure
The Purple Forbidden enclosure is one of the San Yuan or Three enclosures. Stars and constellations of this group lie near the north celestial pole and visible all year from temperate latitudes in the Northern Hemisphere.-Asterisms:The asterisms are :...
, refers to an asterism consisting of ν Draconis, ξ Draconis
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...
, β Draconis
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....
, γ Draconis and ι Herculis
Iota Herculis
Iota Herculis is a fourth-magnitude star in the constellation Hercules. The luminary shares an etymological similarity with the star Rigel in the constellation of Orion, as both stars refer to one of the feet of each mythological hero.In Chinese, , meaning Celestial Flail, refers to an asterism...
. Consequently, ν Draconis itself is known as
External links
- Kaler, James. Kuma