Its story

HIP 21105 has a visual magnitude of about 8.88: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 21105: right ascension 4h 31m 23s, declination +31° 16′ 41″ (J2000), in the region of the Auriga constellation (IAU figure Aur).

HIP 21105. It appears in classical and modern catalogs as HIP 21105, HD 282230, Gaia DR3 171354970179480320. In the SkyKeepsake Auriga (Aur) browse hub it sits with other stars of the same IAU figure.