astroimages
Darin E. Fields' Astrophotography Pages
 

ST-2000XM--NGC 891: Galaxy in Andromeda

Exposure: LRGB Exposure Data: L=40 minutes (4 x 600 sec.) unbinned; R=15 minutes (3 x 300 sec.) 2xbinned; G=15 minutes (3 x 300 sec.) 2xbinned; B=15 minutes (3 x 300 sec.) 2xbinned.
Camera: SBIG ST-2000XM
Telescope: Takahashi CN-212 in cassegrain mode with AP 0.67 reducer
Mount: Losmandy/Gemini G-11
Processing: Maxim/DL-CCD, Photoshop CS
Date: 9-7-05

st2k-cn212-ngc-891-lrgb: