2.24
Apparent Mag154
Distance (ly)K5III
Spectral Type3,930
Temperature (K)Gamma Draconis, also known as Eltanin, helped prove Earth's orbital motion.
Stellar Data
Apparent Magnitude2.24
Absolute Magnitude-1.04
Distance154 light-years
Spectral TypeK5III
Temperature3,930 K
Luminosity471 L☉
Radius48.15 R☉
Mass1.72 M☉
Right Ascension17h 56m 36.4s
Declination+51° 29′ 20.0″
ConstellationDraco
Notable Facts
- Also known as Eltanin
- It helped Bradley discover the aberration of light
- In 1.5 million years it will pass within 28 light-years of the Sun