Alsafi, σ Draconis, Sig Dra, σ Dra, 61 Draconis, BD+69°1053, GJ 764, HD 185144, HIP 96100, HR 7462, LHS 477[9]
Database references
SIMBAD
data
ARICNS
data
σ
Location of Sigma Draconis (in red circle).
Sigma Draconis is a single star in the northern constellation of Draco. It has the proper name Alsafi/ælˈseɪfi/,[10] while Sigma Draconis, which is latinised from σ Draconis and abbreviated Sig Dra or σ Dra, is the Bayer designation. It has an apparent visual magnitude of 4.7,[2] which is bright enough to be faintly visible to the naked eye. Based on parallax measurements, this star is located at a distance of 18.8 light years from the Sun. It is receding from the Sun with a radial velocity of 26.6 km/s.[11]
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^"Naming Stars". IAU.org. Retrieved 16 December 2017.
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star, Tau Draconis and Upsilon Draconis. According to a 1971 NASA memorandum, Athāfi or Alsafi were the title for three stars: SigmaDraconis as Alsafi...
a frigid, ice covered planet unnamed in Dune 2000 but later called SigmaDraconis IV in Emperor: Battle for Dune. As they import their goods from nearby...
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Epsilon Draconis, Delta Draconis, SigmaDraconis, Rho Draconis, 64 Draconis and Pi Draconis. Consequently, the Chinese name for Epsilon Draconis itself...
Delta Draconis (δ Draconis, abbreviated Delta Dra, δ Dra), formally named Altais /ælˈteɪ.ɪs/, is a yellow star in the constellation of Draco. It has an...
which the Imperial House Corrino took its name. The battle fought near SigmaDraconis in the year 88 B.G. settled the ascendancy of the ruling House from...
2257 who plans to settle down with her fiance on a new colony in the SigmaDraconis system. Her last assignment is to investigate a crashed drone, which...
Sigma Octantis is a solitary star in the Octans constellation that forms the pole star of the Southern Hemisphere. Its name is also written as σ Octantis...
attributed to spots on its photosphere as it rotates, a class known as BY Draconis variables. Examining the proper motion of Ross 248 has found no evidence...