Alphecca

Alphecca (α Coronae Borealis) is a white main-sequence star in the constellation Corona Borealis. With an apparent magnitude of 2.23 it is the 67th-brightest star in the night sky, and it is about 75 light-years from Earth.

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

ConstellationCorona Borealis
Designationα Coronae Borealis (Alpha Coronae Borealis), HR 5793
Apparent magnitude2.23 (67th brightest)
Spectral typeA0V+G5V
Colorwhite (B−V -0.02)
Distanceabout 75 light-years
Right ascension15 h 34.7 min
Declination+26.71°
Best monthJune (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 Alphecca

Alphecca is in Corona Borealis. From 40° N it is highest in the south in June evenings, about 77° above the horizon. From 35° S it reaches about 28° in the north. Nearby bright stars: Arcturus (20° away), Alkaid (31° away) and Rasalhague (32° away).

Corona Borealis constellation →

Other named stars in Corona Borealis

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