Its story

HIP 20644 has a visual magnitude of about 10.55: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 20644: right ascension 4h 25m 27s, declination +23° 44′ 18″ (J2000), in the region of the Taurus constellation (IAU figure Tau).

HIP 20644. It appears in classical and modern catalogs as HIP 20644, HD 284421, Gaia DR3 149221320075661056. In the SkyKeepsake Taurus (Tau) browse hub it sits with other stars of the same IAU figure.