Group Challenge - The Bubble Nebula  
Bubble Nebula, M52 and More

Bubble Nebula, M52 and More(Thomas Arrington)

Acquisition Date : Oct 26, 2008
Camera : Canon Rebel XT Hap Griffin Modified
Camera Settings : ISO1600 11 x 360 secs
Telescope : William Optics Megrez 80 Fluorite Doublet. W/O 0.8 Reducer Flatener. F5.5. IDAS LPS Filter
Mount : Celstron CGE guided with PHD guide and DSI Pro
Processing Package / Processing Applied : Deep Sky Stacker. Photoshop CE3
NOTES : This was my first attempt at guiding. Seems to have worked pretty well. Seeing was poor, but a very pretty sky.

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