Its story

HIP 21120 has a visual magnitude of about 7.48: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 21120: right ascension 4h 31m 36s, declination +22° 50′ 42″ (J2000), in the region of the Taurus constellation (IAU figure Tau).

HIP 21120. It appears in classical and modern catalogs as HIP 21120, HD 28621, Gaia DR3 145869325736739712. In the SkyKeepsake Taurus (Tau) browse hub it sits with other stars of the same IAU figure.