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TrickyDicky
#11
Mar6-12, 07:15 AM
P: 3,060
Quote Quote by Chalnoth View Post
There's this one as well, for instance:
http://www.scienceagogo.com/news/200...runc_sys.shtml
Yes, the ring one, CI0024+17, that makes 3 to one(Abell 520).