1.25
Apparent Mag280
Distance (ly)B0.5III
Spectral Type27,000
Temperature (K)Mimosa, also known as Becrux, is the second-brightest star in Crux (the Southern Cross). It is a blue giant and Beta Cephei variable, pulsating with small brightness changes.
Stellar Data
Apparent Magnitude1.25
Absolute Magnitude-3.92
Distance280 light-years
Spectral TypeB0.5III
Temperature27,000 K
Luminosity34,000 L☉
Radius8.4 R☉
Mass16 M☉
Right Ascension12h 47m 43.3s
Declination-59° 41′ 19.6″
ConstellationCrux
Notable Facts
- Mimosa is a Beta Cephei variable, pulsating slightly in brightness
- It appears on the flags of five nations as part of the Southern Cross
- Also known as Becrux, a contraction of Beta Crucis