Its story

40Tau Lib has a visual magnitude of about 3.65: under a reasonably dark sky it is typically reachable with the unaided eye.

Equatorial coordinates for 40Tau Lib: right ascension 15h 38m 39s, declination −29° 46′ 40″ (J2000), in the region of the Libra constellation (IAU figure Lib).

40Tau Lib. It appears in classical and modern catalogs as HIP 76600, HD 139365, Gaia DR3 6209215257553893760. In the SkyKeepsake Libra (Lib) browse hub it sits with other stars of the same IAU figure.