It has been corrected, Dave. I also added both NGC 4550 (H-36-1) and NGC 4557 to your Object list and Subject line. Thanks for the great H400 observations! Lew Gramer To UNSUBSCRIBE from the 'netastrocatalog' lists, use the Web form at: http://www.tiac.net/users/lewkaren/netastrocatalog/subscribe.html