astroimages
Darin E. Fields' Astrophotography Pages
 

ST-2000--NGC 891 Galaxy in Andromeda

Exposure: 160 minute combined exposure: 8 x 600 seconds and 4 x 1200 seconds, summed separately and combined.
Camera: SBIG ST-2000XM cooled @ -15c off ambient range of 1 to -3.5c
Telescope: Celestron C11 @ f/5.5 with Lumicon GEG as a reducer
Mount: Losmandy/Gemini G-11
Processing: Maxim/DL-CCD, Photoshop 6.0
Date: 11/24/02
Click here to see a little experiment on adding ST-237 color to the ST-2000 luminance frame.

st2k-ngc891-75prc: