The Great Orion Nebula taken with narrowband filters
Emission Nebula in Orion
Magnitude 3.7, 1,500 Lightyears away
WO Megrez 90 APO with f 6.3 focal reducer, meade DSI PRO 2 guided with DSI-C on a 10" LX200 GPS
Taken on 10/01/06 in Gallup, New Mexico
Ha (green): 11 x 2 mins, OIII (blue): 12 x 2 mins, SII (red): 12 x 2 mins
Standard calibration- Flat fielded, dark substarcted and imaged stacked and aligned with AIP4WIN
Final processing with Adobe Photoshop CS2