M33

Object: M33
Optics: Takahashi TOA-150 f/5.6 (Reducer 645-RD)
Idas LPS filter
Camera: SBIG STL11Km
CCD temperature: -20°C
Exposure: 1X1 HA-660min(22X30m), R-380min(38X10m), Gs-(R+B)/2, B-380min(38X10m)
Mount: Takahashi EM-400
Image processing: MaximDL (réduction + image combine) , Photoshop
Quebec, Qc, Canada
October 26, 2009