The Whirlpool Galaxy (M51)

Posted by Rod Pommier
on Sunday, October 10, 2010

by Rod Pommier

 

Telescope: Celestron Compustar C14 at f/7 Location: Pommier Observatory, Portland, Oregon Date/Time: 6/14/2010, 7:11 UT Camera: Canon 20D, unmodified Exposure: 167 x 30 seconds=1:23:30 at ISO 800, calibrated with dark, bias and flat field frames.

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