Its story

HIP 21931 has a visual magnitude of about 8.83: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 21931: right ascension 4h 42m 55s, declination +7° 34′ 11″ (J2000), in the region of the Taurus constellation (IAU figure Tau).

HIP 21931. It appears in classical and modern catalogs as HIP 21931, HD 29897, Gaia DR3 3292167306550931968. In the SkyKeepsake Taurus (Tau) browse hub it sits with other stars of the same IAU figure.