Location of Photo:
Santa Barbara CA
Date/Time of photo:
Celestron C102 refractor (500mm f/5), CG5 eq mount, Canon XTi.
M31 spiral in Andromeda. Unguided 1-minute and 2-minute exposures at ISO 1600. Total exposure time 169 minutes. Dark and flat frame processed in Nebulosity. Final processing in Photoshop CS.