Brachium

Brachium (σ Librae) is a red giant star in the constellation Libra. With an apparent magnitude of 3.29 it is the 232nd-brightest star in the night sky, and it is about 260 light-years from Earth.

Finder chart showing where Brachium is in the constellation Libra
Brachium (circled) in Libra, with the surrounding constellations and bright stars.
Download:PNG

Free to use with credit: Atlas of the Sky (constellationmap.org), CC BY 4.0 · More

Embed this image on your website

Paste this HTML into your page. It shows the image and credits the source as the license requires.

Facts

ConstellationLibra
Designationσ Librae (Sigma Librae), HR 5603
Apparent magnitude3.29 (232nd brightest)
Spectral typeM3-III
Colorred (B−V 1.70)
Distanceabout 260 light-years
Right ascension15 h 4.1 min
Declination−25.28°
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 Brachium

Brachium is in Libra. From 40° N it is highest in the south in June evenings, about 25° above the horizon. From 35° S it reaches about 80° in the north. Nearby bright stars: Dschubba (13° away), Menkent (17° away) and Antares (19° away).

Libra constellation →

Other named stars in Libra

ZubeneschamaliZubenelgenubiZubenelhakrabi

Report a mistake on this page