Its story

HIP 91664 has a visual magnitude of about 8.61: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 91664: right ascension 18h 41m 33s, declination +45° 49′ 18″ (J2000), in the region of the Lyra constellation (IAU figure Lyr).

HIP 91664. It appears in classical and modern catalogs as HIP 91664, HD 173129, Gaia DR3 2117727152500669696. In the SkyKeepsake Lyra (Lyr) browse hub it sits with other stars of the same IAU figure.