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V810 Centauri

The yellow main star of this pair probably is a Cepheid variable, if so one of the biggest of the breed. It already finished its red supergiant phase. Its companion is a big blue star.

Constellation: Centaurus
Age: 14 million years
Distance: 11 000 light-years
Visual magnitude A/B: 5.03
Radial velocity: -8 km/sec

V810 Centauri A

Spectral class: F8
Mass: 20 * Sun
Diameter: 420 * Sun
 

V810 Centauri B

Spectral class: B0

Diameter: 13.5 * Sun

Back: List of big and giant stars part 2
    V810 Centauri
Photo: ESO Online Digitized Sky Survey

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