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Proper NameNone
Bayer DesignationChi2 Orionis
Flamsteed Number62 Orionis
HR (BSC)2135
Right Ascension6h 3m 55s
Declination+20° 8' 18"
Distancec.1,800 light years
c.600 parsecs
MagnitudeApparent: +4.6
Absolute: -4.1
Spectral ClassB2Ia Blue Supergiant
Optimum VisibilityJanuary
NotesChi2 Orionis is an immensely luminous blue supergiant star, generating nearly 15,000 times as much energy as the Sun. A variable of the Alpha Cygni type, the star's magnitude varies over times as waves of pulsations pass through its structure.


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