Its story

HIP 99439 has a visual magnitude of about 7.98: it usually needs binoculars or a small telescope, especially from light-polluted sites.

Equatorial coordinates for HIP 99439: right ascension 20h 10m 58s, declination +41° 21′ 10″ (J2000), in the region of the Cygnus constellation (IAU figure Cyg).

HIP 99439. It appears in classical and modern catalogs as HIP 99439, HD 191978, Gaia DR3 2074539817555034112. In the SkyKeepsake Cygnus (Cyg) browse hub it sits with other stars of the same IAU figure.