NGC 5490

NGC 5490 is a radio galaxy in the constellation Boötes.

Two supernovae have been observed in NGC 6745: SN 1997cn (type Ia, mag. 15.8) and SN 2015bo (type Ia, mag. 18.4).

Gra 1408+17
Gra 1408+17 is a radio-source in NGC 5490, located at the coordinates: RA 14:10.4:0, Dec. +17°32′; Galactic coordinates J2000 : 009.27 ± 180000, +69.41 ± 180000.