M51 by Greg Hartke

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M51

M51 in Canes Venatici

Imaged with:
152 mm f/7 SuperAPO
Mountain Instruments MI-250
StarLight Xpress SXV-M25C
Borg 1.04x Multi-Flattener
Image acquired 16 June 2006

Total exposure of 240 minutes, consisting of sixeen 15 minute subframes.
Acquired in Maxim DL, processed with Maxim (calibration and color conversion, stacking, DDP), PixInsight (DBE, SGBNR, A Trous Wavelets), and PhotoShop CS2.

other sizes: small medium large original auto

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Vladimir		14-Dec-2010 20:50
Hello! Your 152 mm f/7 SuperAPO it is made from Russian brand Astreya? It is correct? Perfect picture!

Guest		30-May-2007 20:25
I HAVE NO WORDS ITS CRAZY, HOW DO YOU DO THIS ? GEIR NORWAY, HAMMERFEST.

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