Its story

HIP 21392 has a visual magnitude of about 8.18: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 21392: right ascension 4h 35m 33s, declination −74° 22′ 16″ (J2000), in the region of the Mensa constellation (IAU figure Men).

HIP 21392. It appears in classical and modern catalogs as HIP 21392, Gaia DR3 4652509240197498880. In the SkyKeepsake Mensa (Men) browse hub it sits with other stars of the same IAU figure.