Cocoon nebula
Emission nebula in Cygnus
4,000 lightyears away
WO Megrez 90 APO with f 6.3 focal reducer,Meade DSI PRO 2 , guided DSI-C 10" LX200 GPS
Taken on 10/01/06 in gallup, New Mexico
Ha (red):14 x 2mins, SII (blue): 21 x 2 mins, OIII (green): 21 x 2 mins.
Standard calibration: Falt field and dark subtraction, image stacking and alignment
with AIP4WIN
Processed with Adobe Photoshop CS2