Move your mouse cursor over the image to see an image of the
same area assembled from R and B frames from the Digitized Sky Survery.
20:20 EST Nov 08, 2009.
Starlight Express SXV-H9 on 10" RCOS at f/9.
L(Ha) = 92 min, O-III = 108 min (guided 4-minute subexposures).
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