Its story

HIP 81637 has a visual magnitude of about 7.18: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 81637: right ascension 16h 40m 37s, declination +56° 10′ 1″ (J2000), in the region of the Draco constellation (IAU figure Dra).

HIP 81637. It appears in classical and modern catalogs as HIP 81637, HD 150871, Gaia DR3 1430103442461868288. In the SkyKeepsake Draco (Dra) browse hub it sits with other stars of the same IAU figure.