4.88
Apparent Mag1,500
Distance (ly)B1V
Spectral Type25,000
Temperature (K)Sigma Cassiopeiae is a hot blue star in Cassiopeia.
Stellar Data
Apparent Magnitude4.88
Absolute Magnitude-2.68
Distance1,500 light-years
Spectral TypeB1V
Temperature25,000 K
Luminosity4,000 L☉
Radius4.5 R☉
Mass10 M☉
Right Ascension23h 59m 00.5s
Declination+55° 45′ 17.7″
ConstellationCassiopeia
Notable Facts
- Sigma Cassiopeiae is a B-type main-sequence star
- It is about 4,000 times the Sun's luminosity
- The star lies in the rich Milky Way field of Cassiopeia