Equipment and other photo info:
Picture taken on February 5th, 2009.
Location: Zagreb, Europe
Celestron C10-N f/4.7 + 1.5x barlow, QHY5 guide camera, EQ6 SynScan
Processing software: DeepSkyStacker, PixInsight 1.0, Photoshop CS2
Copernicus is a prominent lunar impact crater located in eastern Oceanus Procellarum. It is estimated to be about 800 million years old, and typifies craters that formed during the Copernican period in that it has a prominent ray system.
More information about this object at: http://en.wikipedia.org/wiki/Copernicus_(lunar_crater)