NGC 891, Edge-on Galaxy in Andromeda

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Technical Details:

Object: NGC 891, Edge-on Galaxy in Andromeda
Observing Site: Azor Observatory, Las Rozas, Madrid, Spain. 18.84 mag arcsec-2
Date: 2009 January 16 and 17
Camera: SBIG STL-11000M @ -20ºC
Telescope: ASA N10 Astrograph @ f/6.7, Astrophysics AP1200 mount
Filters: Astrodon Luminance NIR Blocked and i-series RGB
Exposure: 435 minutes (L 20x15 min subs); RGB ( 3x15 minutes each)
Processing Software: Maxim DL, Photoshop
Comments: CCD Commander used for unattended data acquisition. Shown at 33% size

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