Its story

HIP 91438 has a visual magnitude of about 5.68: under a reasonably dark sky it is typically reachable with the unaided eye.

Equatorial coordinates for HIP 91438: right ascension 18h 38m 53s, declination −21° 3′ 9″ (J2000), in the region of the Sagittarius constellation (IAU figure Sgr).

HIP 91438. It appears in classical and modern catalogs as HIP 91438, HD 172051, Gaia DR3 4079684229322231040. In the SkyKeepsake Sagittarius (Sgr) browse hub it sits with other stars of the same IAU figure.