Its story

HIP 105590 has a visual magnitude of about 10.02: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 105590: right ascension 21h 23m 13s, declination −41° 15′ 6″ (J2000), in the region of the Microscopium constellation (IAU figure Mic).

HIP 105590. It appears in classical and modern catalogs as HIP 105590, HD 203409, Gaia DR3 6582028314446306304. In the SkyKeepsake Microscopium (Mic) browse hub it sits with other stars of the same IAU figure.