Its story

HIP 81657 has a visual magnitude of about 6.15: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 81657: right ascension 16h 40m 51s, declination −60° 26′ 48″ (J2000), in the region of the Ara constellation (IAU figure Ara).

HIP 81657. It appears in classical and modern catalogs as HIP 81657, HD 149837, Gaia DR3 5830704393979103488. In the SkyKeepsake Ara (Ara) browse hub it sits with other stars of the same IAU figure.