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Andromeda Galaxy
M31
Object
Type Spiral Galaxy
Constellation Andromeda
Distance 2,900,000 ly
Magnitude 3.4
Angular Size 178x63 arc min
Size 250,000 ly
More Info  SEDSAPODEssay by Robert Gendler ©
Image
Date 9/3/2005
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data LRGB 75:30:30:30 mins @ -15C
Lum 5x15 (bin 1x1), R 2x15, G 2x15, B 2x15 (bin 2x2)
Notes
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Celestron CGE
Camera SBIG ST-2000XM (KAI-2001M)
Focuser Robo-Focus
Filters CFW8A, Astrodon LRGB
Software CCDSoft 5, Photoshop cs

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