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NGC 3504 in Leo Minor Mag. 11.8 Size : 2.7' X 2.1' Distance : 100 mill. l.y.? SN2001ac is approx. mag 18 Exposure time : 6 X 3 minutes 0.61m f/2.5 MX516 CCD Date : 20. Mar 2001 Time : 23.50 UT.

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