NGC 5490
galaxy
NGC 5490 is a large elliptical galaxy located in the constellation of Boötes. Its velocity relative to the cosmic microwave background is 5,075 ± 22 km/s, which corresponds to a Hubble distance of 244.1 ± 17.1 Mly (74.85 ± 5.25 Mpc). In addition, 13 non-redshift measurements gives a distance of 269.98 ± 15.01 Mly (82.777 ± 4.603 Mpc). NGC 5490 was discovered by the German-British astronomer William Herschel on 14 March 1784.