Gomeisa

Gomeisa (β Canis Minoris) is a blue-white star in the constellation Canis Minor. With an apparent magnitude of 2.9 it is the 155th-brightest star in the night sky, and it is about 160 light-years from Earth.

Finder chart showing where Gomeisa is in the constellation Canis Minor
Gomeisa (circled) in Canis Minor, with the surrounding constellations and bright stars.
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Facts

ConstellationCanis Minor
Designationβ Canis Minoris (Beta Canis Minoris), HR 2845
Apparent magnitude2.9 (155th brightest)
Spectral typeB8Ve
Colorblue-white (B−V -0.09)
Distanceabout 160 light-years
Right ascension7 h 27.1 min
Declination+8.29°
Best monthFebruary (at about 9 pm)

Sources: star positions, magnitudes and colors from the Yale Bright Star Catalogue; constellation boundaries and star names from the IAU; areas and distances from Wikidata; stick figures by M. van der Sluys. How the maps are made.

How to find Gomeisa

Gomeisa is in Canis Minor. From 40° N it is highest in the south in February evenings, about 58° above the horizon. From 35° S it reaches about 47° in the north. Nearby bright stars: Procyon (4° away), Alhena (15° away) and Pollux (20° away).

Canis Minor constellation →

Other named stars in Canis Minor

Procyon

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