Its story

HIP 105591 has a visual magnitude of about 8.73: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 105591: right ascension 21h 23m 14s, declination +5° 10′ 7″ (J2000), in the region of the Equuleus constellation (IAU figure Equ).

HIP 105591. It appears in classical and modern catalogs as HIP 105591, HD 203615, Gaia DR3 1738406498595809792. In the SkyKeepsake Equuleus (Equ) browse hub it sits with other stars of the same IAU figure.