2.47
Apparent Mag613
Distance (ly)B0.5IVpe
Spectral Type25,000
Temperature (K)Gamma Cassiopeiae is a volatile Be star at the center of Cassiopeia's W. It undergoes dramatic outbursts.
Stellar Data
Apparent Magnitude2.47
Absolute Magnitude-3.98
Distance613 light-years
Spectral TypeB0.5IVpe
Temperature25,000 K
Luminosity34,000 L☉
Radius10 R☉
Mass17 M☉
Right Ascension00h 56m 42.5s
Declination+60° 43′ 00.3″
ConstellationCassiopeia
Notable Facts
- Gamma Cassiopeiae undergoes dramatic brightness changes
- It is the prototype of a class of Be variable stars
- The star varies between magnitudes 1.6 and 3.0