2.95
Apparent Mag270
Distance (ly)B2Vne
Spectral Type20,000
Temperature (K)Alpha Arae is a Be star in Ara and the constellation's brightest member.
Stellar Data
Apparent Magnitude2.95
Absolute Magnitude-1.51
Distance270 light-years
Spectral TypeB2Vne
Temperature20,000 K
Luminosity5,800 L☉
Radius4.5 R☉
Mass9.6 M☉
Right Ascension17h 31m 50.5s
Declination-49° 52′ 34.1″
ConstellationAra
Notable Facts
- Alpha Arae is a Be star with a circumstellar disk
- It is the brightest star in Ara
- The star rotates at very high speed