NGC 3370
NGC 3370 is a spiral galaxy about away in the constellation Leo. It is nearly comparable to our Milky Way both in diameter with a D25 isophotal size about comparing to the Milky Way Galaxy's diameter, and as well as in mass. NGC 3370 exhibits an intricate spiral arm structure surrounding a poorly defined nucleus. It is a member of the NGC 3370 Group of galaxies, which is a member of the Leo II Groups, a series of galaxies and galaxy clusters strung out from the right edge of the Virgo Supercluster.
History
NGC 3370 was discovered by William Herschel on 21 March 1784, who provided it with the designation II 81. His son John later designated it 750. William Herschel cataloged I 80 to NGC 3348 before and II 82 to NGC 3455 after NGC 3370.The object has a surface brightness of 13 and a position angle of 140°.