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M3 Cluster
M3
Object
Type Globular Cluster
Constellation Canes Venatici
Distance 33,900 ly
More Info
Image
Date 15 Apr 2005 (Spring)
Place Carlsbad, CA
Exposure Data L 200 secs @ -20C
Lum 20x10 (bin 1x1)
Notes
Equipment
Optics Celestron C11 Carbon Fiber SCT w/XLT
Focal Length 1764mm @f/6.3
Mount Celestron CGE
Camera SBIG ST-2000XM
Focuser Optec TCF-S
Filters CFW8A, Astrodon LRGB
Software CCDSoft, Photoshop

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