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Draco is a constellation in the far northern sky. Its name is Latin for dragon . It was one of the 48 constellations listed by the 2nd century Greek astronomer Ptolemy , and remains one of the 88 modern constellations today.
15 Draconis is a single [8] star in the northern circumpolar constellation of Draco, located 452 light years away from the Sun. 15 Draconis is the Flamsteed designation; it also has the Bayer designation A Draconis. [9] This object is visible to the naked eye as a white-hued star with an apparent visual magnitude of 4.94. [2]
Delta Draconis (δ Draconis, abbreviated Delta Dra, δ Dra), formally named Altais / æ l ˈ t eɪ. ɪ s /, [10] is a yellow star in the constellation of Draco.It has an apparent visual magnitude of 3.0, [2] making it easily visible to the naked eye.
Rho Draconis (ρ Draconis) is a solitary [10] star in the northern circumpolar constellation of Draco. It is faintly visible to the naked eye with an apparent visual magnitude of 4.52. [2] Based upon an annual parallax shift of 7.61 mas as measured from Earth, [1] it is located around 429 light years from the Sun.
Lambda Draconis (λ Draconis, abbreviated Lam Dra, λ Dra), also named Giausar (/ ˈ dʒ ɔː z ɑːr / JAW-zar), [11] [12] is a solitary, [13] orange-red [14] star in the northern circumpolar constellation of Draco. It is visible to the naked eye with an apparent visual magnitude of +3.85. [2]
39 Draconis is a wide binary star system in the northern circumpolar constellation of Draco. It has the Bayer designation b Draconis, while 39 Draconis is the Flamsteed designation. This system is visible to the naked eye as a dim, white-hued point of light with an apparent visual magnitude of 5.0. [2]
6 Draconis is a single-lined spectroscopic binary [4] star system in the northern constellation of Draco, located about 430 light years away from the Sun. It is visible to the naked eye as an orange-hued star with an apparent visual magnitude of 4.95. [2] The system is moving further from the Earth with a heliocentric radial velocity of 3 km/s. [2]
19 Draconis, also known as h Draconis, is a star system in the constellation Draco. It is visible to the naked eye as a faint, yellow-white hued star with an apparent visual magnitude of 4.89. [2] Based on its parallax, the system is located about 49.8 light-years (15.26 parsecs) away. [1]