Its story

20Gam Her has a visual magnitude of about 3.69: under a reasonably dark sky it is typically reachable with the unaided eye.

Equatorial coordinates for 20Gam Her: right ascension 16h 21m 55s, declination +19° 9′ 12″ (J2000), in the region of the Serpens constellation (IAU figure Ser).

20Gam Her. It appears in classical and modern catalogs as HIP 80170, HD 147547, Gaia DR3 1201067439457715072. In the SkyKeepsake Serpens (Ser) browse hub it sits with other stars of the same IAU figure.