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Some Stars and Nebulae in Orion

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Bellatrix
Distance243.41 light years
Apparent Magnitude1.62
Absolute Visual Magnitude-2.74
Variabilitytiny < 0.06 Mag
Radius7 solar radii
CompanionsBinary > 10" sep
Temperature19,245 Kelvin
B-V colour-0.22
Luminosity6,003 suns
Bellatrix is a main sequence star that burns hydrogen in its core, like the Sun. It is more massive than the Sun and burns more brightly.

Bellatrix is a member of a multiple star system. Its slight variability may be caused by a companion that passes regularly across its face.