Lilii Borea

Lilii Borea (39 Arietis) is a orange giant star in the constellation Aries. With an apparent magnitude of 4.51 it is the 912th-brightest star in the night sky, and it is about 171 light-years from Earth.

Finder chart showing where Lilii Borea is in the constellation Aries
Lilii Borea (circled) in Aries, with the surrounding constellations and bright stars.
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Facts

ConstellationAries
Designation39 Arietis, HR 824
Apparent magnitude4.51 (912th brightest)
Spectral typeK1.5III
Colororange (B−V 1.11)
Distanceabout 171 light-years
Right ascension2 h 47.9 min
Declination+29.25°
Best monthDecember (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 Lilii Borea

Lilii Borea is in Aries. From 40° N it is highest in the south in December evenings, about 79° above the horizon. From 35° S it reaches about 26° in the north. Nearby bright stars: Hamal (11° away), Algol (12° away) and Almach (16° away).

Aries constellation →

Other named stars in Aries

HamalSheratanBharaniBoteinMesarthim

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