M 31

The Great Andromeda Galaxy

Exposure:                   L = 6 x 5 min. (1x1), for each sub-frame.  RGB each 6 x 5 min, (2x2) 
Date:                           Sept 4 -13, 2007
                   This image is a mosaic made up of of two separate sub-frames (actually eight if we count all the separate Lum, R, G & B composite frames).  The mosaic was created according to the procedure using CCDStack developed and published by Dean Salman.


Don Scott

The Holin A. Grotch Observatory


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