Polis

Polis (μ Sagittarii) is a blue-white supergiant star in the constellation Sagittarius. With an apparent magnitude of 3.86 it is the 443rd-brightest star in the night sky.

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

ConstellationSagittarius
Designationμ Sagittarii (Mu Sagittarii), HR 6812
Apparent magnitude3.86 (443rd brightest)
Spectral typeB8Iap
Colorblue-white (B−V 0.23)
Distance—
Right ascension18 h 13.8 min
Declination−21.06°
Best monthAugust (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 Polis

Polis is in Sagittarius. From 40° N it is highest in the south in August evenings, about 29° above the horizon. From 35° S it reaches about 76° in the north. Nearby bright stars: Nunki (11° away), Kaus Australis (14° away) and Sabik (16° away).

Sagittarius constellation →

Other named stars in Sagittarius

Kaus AustralisNunkiAscellaKaus MediaKaus BorealisAlbaldahAlnaslRukbatArkab PriorArkab PosteriorTerebellumAinalrami

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