Its story

HIP 91638 has a visual magnitude of about 9.12: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 91638: right ascension 18h 41m 17s, declination −63° 32′ 3″ (J2000), in the region of the Pavo constellation (IAU figure Pav).

HIP 91638. It appears in classical and modern catalogs as HIP 91638, HD 171825, Gaia DR3 6439391797712630784. In the SkyKeepsake Pavo (Pav) browse hub it sits with other stars of the same IAU figure.