Its story

HIP 81691 has a visual magnitude of about 6.13: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 81691: right ascension 16h 41m 17s, declination +1° 14′ 43″ (J2000), in the region of the Ophiuchus constellation (IAU figure Oph).

HIP 81691. It appears in classical and modern catalogs as HIP 81691, HD 150493, Gaia DR3 4384113950731208064. In the SkyKeepsake Ophiuchus (Oph) browse hub it sits with other stars of the same IAU figure.