Its story

HIP 21435 has a visual magnitude of about 7.69: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 21435: right ascension 4h 36m 13s, declination +47° 21′ 24″ (J2000), in the region of the Auriga constellation (IAU figure Aur).

HIP 21435. It appears in classical and modern catalogs as HIP 21435, HD 28987, Gaia DR3 257323795791137536. In the SkyKeepsake Auriga (Aur) browse hub it sits with other stars of the same IAU figure.