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Proper NameNone
Bayer DesignationOmicron2 Canis Majoris
Flamsteed Number24 Canis Majoris
HR (BSC)2653
HD53138
ConstellationCanis Major
Right Ascension7h 3m 1s
Declination-23° 50' 0"
Distancec.4,100 light years
c.1,300 parsecs
MagnitudeApparent: +3.03
Absolute: -6.61
Spectral ClassB3Iab Blue Supergiant
Optimum VisibilityJanuary
NotesAn immensely distant star, Omicron2 Canis Majoris is also intensely radiant, generating nearly 40,000 times the light energy of the Sun. It is separated by dozens of light years from Omicron1 Canis Majoris, and other than the shared Omicron designation, the two stars do not appear to be related.

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