Abell 1185
Abell 1185 is a galaxy cluster located in the constellation Ursa Major. It is approximately 400 million light-years away from Earth and spans one million light-years across. It is a member of the Leo Supercluster. One of its brightest galaxies is NGC 3550.
The cluster also contains NGC 3552, NGC 3553, NGC 3554, NGC 3558 and NGC 3561.