Its story

HIP 21328 has a visual magnitude of about 7.81: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 21328: right ascension 4h 34m 39s, declination +51° 0′ 11″ (J2000), in the region of the Auriga constellation (IAU figure Aur).

HIP 21328. It appears in classical and modern catalogs as HIP 21328, HD 28771, Gaia DR3 270956709181196288. In the SkyKeepsake Auriga (Aur) browse hub it sits with other stars of the same IAU figure.