M51 Whirlpool Galaxy

Color

Deconvolved version

   Softer version

Click on picture  to enlarge

Taken 13 March 2002 in backyard in Castro Valley, Ca.

20 Exposures of 180 seconds median combined

Equipment used: CM1400 with TV101 Piggybacked

                                  3910mm  Focal length / f/11

                                  FLI IMG1024S Dream Machine @ -40Deg C

                                  Optec TCF-S Temperature Compensated focuser

                                  AP1200GTO mount