Equipment and other photo info:
Picture taken on September second and third, 2007. Location: Kapela, Bjelovar, Croatia, Europe Celestron C10-N @ f/4.7, Canon EOS 300D 16x480sec @ ISO800 Guiding with Maksutov 90/1250 + QHY5 guiding camera (PHD Guiding) Mount: EQ6 Vis upgreded to EQ6 SynScan
Processing software: DeepSky Stacker, PixInsight 1.0, PhotoShop CS3

Object info:
M33, the Triangulum galaxy.

More information about this object at: http://seds.org/messier/m/m033.html