... What is the temperature of the star Gamma-Draconis? Thuban / ˈ θj uː b æ n /, designation Alpha Draconis (α Draconis, abbreviated Alpha Dra, α Dra), is a star (or star system) 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 from the 4th to 2nd millennium BCE. Because it was the pole star during a time of ancient Egypt, Thuban is the most famed star of Draco, the Dragon, and justly received Bayer's Alpha designation even though at bright fourth magnitude it is hardly the … Gamma Draconis is an evolved giant, belonging to the spectral class K5 III. It is actually the brightest star in the entire constellation despite having the gamma designation.

Eltanin (Gamma Draconis) is a orange to red giant star that can be located in the constellation of Draco. Unanswered Questions. Other articles where Gamma Draconis is discussed: James Bradley: …Royal Society, measured the star Gamma Draconis in a series of observations in 1669 for a similar attempt but was forced to report failure. ... Eltanin Colour and Temperature . visual magnitude 2.24 absolute magnitude-1.04 spectral type K5III surface temperature 4,000K luminosity 600 L sun radius 50 R sun mass 1.7 M sun distance Based on the star's spectral type of M3III , 10 Draconis's colour and type is red giant star. The star Gamma Draconis is a K5 III orange point of light located in the constellation Draco.

The variations of the H-gamma line are correlated with variations of the effective magnetic field but not with the light curve or variations of the Si II lines.
It has a companion with a visual magnitude of 13.4, likely a red dwarf that may be a physical companion, not just an optical one. The Thuban star system has a radial velocity of -13.0 km / -8.0 mi per second.


Eltanin was named for the ship that discovered it, but the ship’s name is from a star, and it has another name – Gamma Draconis, found at the head of the constellation Draco. It has an apparent magnitude of +2.24 It has an absolute magnitude of -1.04 Variations of the profile of H-gamma line in the silicon Ap star Phi Dra (HD 170000, HR 6920) were measured. The temperature of the star when it dies is 350 degrees celsius Load More.

Eltanin is a k5iii giant star that can be located in the constellation of Draco.

The star has a B-V Colour Index of 1.57 which means the star's temperature is about 3,850 Kelvin. 68. We present HST GHRS ultraviolet spectra of gamma Dra obtained on 1995 July 20 and 1991 April 6/18.

... Eltanin (Gamma Draconis, 33 Draconis) Star Facts. Does jimmy capps have children.