Galaxies NGC 3997, NGC 3993, NGC 3989
and NGC 3987
Supernova 2004aw in Leo

Galaxy NGC 3997,  SN 2004aw; CCD image thru 20 inch
This is a 10:5:5:5 minute LRGB exposure with an ST-9E CCD camera thru Kopernik's 20-inch F/8.1 Ritchey Chretien Cassegrain telescope taken on April 16, 2004 at 2:30 UT. The field of view is about 9x9 arc minutes, with North at the top.

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George Normandin, KAS

April 21st, 2004