Its story

HIP 31539 has a visual magnitude of about 9.04: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 31539: right ascension 6h 36m 8s, declination −72° 47′ 6″ (J2000), in the region of the Mensa constellation (IAU figure Men).

HIP 31539. It appears in classical and modern catalogs as HIP 31539, HD 48406, Gaia DR3 5265563247003574272. In the SkyKeepsake Mensa (Men) browse hub it sits with other stars of the same IAU figure.