Its story

HIP 21021 has a visual magnitude of about 7.94: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 21021: right ascension 4h 30m 28s, declination +36° 6′ 33″ (J2000), in the region of the Auriga constellation (IAU figure Aur).

HIP 21021. It appears in classical and modern catalogs as HIP 21021, HD 28423, Gaia DR3 177907273502383104. In the SkyKeepsake Auriga (Aur) browse hub it sits with other stars of the same IAU figure.