Its story

HIP 81216 has a visual magnitude of about 7.17: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 81216: right ascension 16h 35m 20s, declination −53° 38′ 50″ (J2000), in the region of the Ara constellation (IAU figure Ara).

HIP 81216. It appears in classical and modern catalogs as HIP 81216, HD 149100, Gaia DR3 5930618424411645952. In the SkyKeepsake Ara (Ara) browse hub it sits with other stars of the same IAU figure.