Its story

HIP 100259 has a visual magnitude of about 8.11: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 100259: right ascension 20h 20m 4s, declination +23° 38′ 17″ (J2000), in the region of the Vulpecula constellation (IAU figure Vul).

HIP 100259. It appears in classical and modern catalogs as HIP 100259, HD 193554, Gaia DR3 1831860352703149568. In the SkyKeepsake Vulpecula (Vul) browse hub it sits with other stars of the same IAU figure.