Its story

HIP 103639 has a visual magnitude of about 8.97: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 103639: right ascension 20h 59m 55s, declination +50° 3′ 47″ (J2000), in the region of the Cygnus constellation (IAU figure Cyg).

HIP 103639. It appears in classical and modern catalogs as HIP 103639, Gaia DR3 2168914057340318464. In the SkyKeepsake Cygnus (Cyg) browse hub it sits with other stars of the same IAU figure.