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Pinwheel Galaxy
M101
Object
Type Spiral Galaxy
Constellation Ursa Major
Distance 27,000,000 ly
More Info
Image
Date 29 Dec 2008 (Winter)
Place Eastern Riverside County Desert, CA
Exposure Data LHaRGB 120:60:60:60:60 mins @ -20C
Lum 12x10, Ha 6x10 (bin 1x1), R 6x10, G 6x10, B 6x10 (bin 2x2)
Notes
Equipment
Optics Takahashi MT200 Newtonian
Focal Length 960mm @f/4.8
Mount Astro-Physics 900GTO
Camera SBIG ST-2000XM
Focuser Starlight Feather Touch Micro Focuser
Filters CFW10A, Astrodon LRGB
Software CCD Commander, Maxim DL, CCDStack, Photoshop