Its story

HIP 90664 has a visual magnitude of about 5.49: under a reasonably dark sky it is typically reachable with the unaided eye.

Equatorial coordinates for HIP 90664: right ascension 18h 29m 57s, declination −57° 31′ 24″ (J2000), in the region of the Ara constellation (IAU figure Ara).

HIP 90664. It appears in classical and modern catalogs as HIP 90664, HD 169836, Gaia DR3 6648059657055491968. In the SkyKeepsake Ara (Ara) browse hub it sits with other stars of the same IAU figure.