M57 - TEC140
Date: 7/1/2005
Location: Ada, MI
Optics: TEC 140 f7
Mount: AP400GTO
Camera: SBIG ST-2000XM
Exposure: L(HaR)GB: L=11x2min L filter unbinned, Ha=10x2min unbinned R=G=B=4x2min,2xbinned, Astronomik RGBHa filters (66 Minutes Total)
Note: Captured, dark subtracted, flat field, aligned, SD Mask combined and color combined in MaximDL. Final Processing in PS CS.