2.79
Apparent Mag380
Distance (ly)G2Ib-IIa
Spectral Type5,160
Temperature (K)Beta Draconis, also known as Rastaban, is a yellow supergiant in Draco.
Stellar Data
Apparent Magnitude2.79
Absolute Magnitude-2.43
Distance380 light-years
Spectral TypeG2Ib-IIa
Temperature5,160 K
Luminosity950 L☉
Radius40 R☉
Mass6 M☉
Right Ascension17h 30m 25.9s
Declination+52° 18′ 04.9″
ConstellationDraco
Notable Facts
- Also known as Rastaban meaning the head of the serpent
- It is a G-type supergiant
- The star lies in the head of Draco