astroimages
Darin E. Fields' Astrophotography Pages
 

ST2000-- M3: Globular Cluster in Canes Venatici

Exposure: LRGB: L=25 minutes (5 x 300 sec.), R=8 minutes (4 x 120 sec.), G=8 minutes (4 x 120 sec.), B=8 minutes (4 x 120 sec.)
Camera: SBIG ST-2000XM cooled @ -5c
Telescope: Takahashi FS-78 @ f/8
Mount: Losmandy/Gemini G-11
Processing: Maxim/DL-CCD, Photoshop 6.0
Date: 4-16-04
st2k-m3lrgba: