Asellus Borealis

Asellus Borealis (γ Cancri) is a white subgiant star in the constellation Cancer. With an apparent magnitude of 4.66 it is the 1081st-brightest star in the night sky, and it is about 175 light-years from Earth.

Finder chart showing where Asellus Borealis is in the constellation Cancer
Asellus Borealis (circled) in Cancer, with the surrounding constellations and bright stars.
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Facts

ConstellationCancer
Designationγ Cancri (Gamma Cancri), HR 3449
Apparent magnitude4.66 (1081st brightest)
Spectral typeA1IV
Colorwhite (B−V 0.02)
Distanceabout 175 light-years
Right ascension8 h 43.3 min
Declination+21.47°
Best monthMarch (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 Asellus Borealis

Asellus Borealis is in Cancer. From 40° N it is highest in the south in March evenings, about 71° above the horizon. From 35° S it reaches about 34° in the north. Nearby bright stars: Pollux (15° away), Castor (19° away) and Regulus (22° away).

Cancer constellation →

Other named stars in Cancer

TarfAsellus AustralisAcubens

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