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Proper NameNone
Bayer Designationd Orionis
Flamsteed Number49 Orionis
HR (BSC)1937
HD37507
ConstellationOrion
Right Ascension5h 39m 40s
Declination-7° 12' 26"
Distance145 light years
45 parsecs
MagnitudeApparent: +4.8
Absolute: +1.5
Spectral ClassA4V White Main Sequence Star
Optimum VisibilityDecember / January
NotesA small white star (about twice the diameter of the Sun). Though much fainter than the more prominent stars that make up the surrounding shape of Orion, d Orionis actually falls much closer to the Solar System than those more familiar, highly luminous stars.

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