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Whirlpool Galaxy
M51
Object
Type Spiral Galaxy
Constellation Canes Venatici
Distance 37,000,000 ly
More Info
Image
Date 04 Mar 2011 (Winter)
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data LRGB 100:30:30:30 mins @ -20C
Lum 10x10 (bin 1x1), R 6x5, G 6x5, B 6x5 (bin 2x2)
Notes
Equipment
Optics Celestron C11 Carbon Fiber SCT w/XLT
Focal Length 1700mm @f/6
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser Robo-Focus
Filters CFW10A, Astrodon Gen 2 LRGB
Software Maxim DL, CCDStack, Photoshop