Supernova 2011by in NGC 3972
Image of the recent supernova in NGC 3972 in UMa.
Telescope: 1.8m Plaskett
Imaging: 5x1min red, 5x1.5min violet, 5x2min blue images with flat fields applied at the observatory.
Processing: stacking with Deep Sky Stacker. Further processing with IrfanView for FITS/JPEG conversion, PS CS3 for levels, contrast stretch, unsharp masking, crop.
Many thanks to our terrific T.O. Dave Balam!