Its story

57 Sgr has a visual magnitude of about 5.60: under a reasonably dark sky it is typically reachable with the unaided eye.

Equatorial coordinates for 57 Sgr: right ascension 19h 52m 12s, declination −19° 2′ 43″ (J2000), in the region of the Sagittarius constellation (IAU figure Sgr).

57 Sgr. It appears in classical and modern catalogs as HIP 97783, HD 187739, Gaia DR3 6870272159619885952. In the SkyKeepsake Sagittarius (Sgr) browse hub it sits with other stars of the same IAU figure.