Its story

HIP 21858 has a visual magnitude of about 10.18: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 21858: right ascension 4h 42m 2s, declination +31° 1′ 37″ (J2000), in the region of the Auriga constellation (IAU figure Aur).

HIP 21858. It appears in classical and modern catalogs as HIP 21858, HD 282373, Gaia DR3 159432763736775040. In the SkyKeepsake Auriga (Aur) browse hub it sits with other stars of the same IAU figure.