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NGC3521 Galaxy
NGC3521
Object
Type Spiral Galaxy
Constellation Leo
Distance 35,000,000 ly
More Info
Image
Date 12 Mar 2010 (Winter)
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data LRGB 135:20:20:20 mins @ -20C
Lum 27x5 (bin 1x1), R 4x5, G 4x5, B 4x5 (bin 2x2)
Notes
Equipment
Optics Takahashi MT200 Newtonian
Focal Length 960mm @f/4.8
Mount Astro-Physics 900GTO
Camera SBIG ST-10XME
Focuser TAK MEF-1
Filters CFW10A, Astrodon Gen 2 LRGB
Software Maxim DL, CCDStack, Photoshop