Its story

HIP 81555 has a visual magnitude of about 6.33: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 81555: right ascension 16h 39m 22s, declination +22° 0′ 20″ (J2000), in the region of the Hercules constellation (IAU figure Her).

HIP 81555. It appears in classical and modern catalogs as HIP 81555, HD 150304, Gaia DR3 1297796493874482432. In the SkyKeepsake Hercules (Her) browse hub it sits with other stars of the same IAU figure.