Its story

HIP 100551 has a visual magnitude of about 7.25: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 100551: right ascension 20h 23m 19s, declination +15° 21′ 43″ (J2000), in the region of the Delphinus constellation (IAU figure Del).

HIP 100551. It appears in classical and modern catalogs as HIP 100551, HD 194115, Gaia DR3 1805670569834334464. In the SkyKeepsake Delphinus (Del) browse hub it sits with other stars of the same IAU figure.