NGC 4490 [SEP] constellation
NGC 4490
NGC 4490, also known as the Cocoon Galaxy, is a barred spiral galaxy in the constellation Canes Venatici. It lies at a distance of 25 million light years from Earth. It interacts with its smaller companion NGC 4485 and as a result is a starburst galaxy. NGC 4490 and NGC 4485 are collectively known in the Atlas of Peculiar Galaxies as Arp 269. NGC 4490 is located 3/4° northwest of beta Canum Venaticorum and with apparent visual magnitude 9.8, can be observed with 15x100 binoculars. It is a
SN 2008ax
Supernova 2008ax was a type Ib supernova in Peculiar Galaxy NGC 4490. As the name indicates, it was discovered in 2008 on 3 March by LOSS and Koichi Itagaki. It was the third-brightest supernova of 2008.
External links.
- Light curves and spectra on the Open Supernova Catalog