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Photo: Here's the processed M92 (single frame posted yesterday).
I had to experiment with the proper exposures and found the 3min ones don't have that bad horizontal banding that the 7D sometimes suffers (mine at least)
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Photo: Spring cleaning marches on for day 41.  This is another redo of a star cluster in effort to reign in my DSO skills.  Actually practice is good but this night of February 15, 2013 I was after Asteroid 2012 DA 14 but was thwarted, or that is another post later.  Here is the previous version with the same telescope, different camera and techinques: https://plus.google.com/photos/108750361778865447048/albums/5846502832257385345/5847448881610861282?banner=pwa
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Michael A. Phillips
Public
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