- Object Information:
- NGC 891 is a fine example of a spiral galaxy seen edge-on. The estimated distance to NGC 891 is 10 million light years and its visual brightness is 10.1 mag.
- More information on NGC 891 can be found at:
- http://www.seds.org/messier/xtra/ngc/n0891.html
- Imaged at:
- Grandview Campground, Inyo National Forest, Inyo County, California;
- Elevation - 8,400 feet
- Equipment:
- Optics - RC Optical Systems 10" Ritchey-Chr�tien optical tube at f/9
- Mount - Astro-Physics AP 1200 GTO
- Camera - Santa Barbara Instrument Group (SBIG) ST-10XME NABG CCD
- Exposure Information:
- September 3, 4, 2005
- Luminance - a sum of 18, eight minute exposures for a total exposure time of 2.4 hours.
- RGB - 6 x eight minute exposures for each color channel at 2x2 binning.
All images Copyright © by Dean Jacobsen, 2009
Use of any image contained within this web site without the prior written consent of the author is strictly prohibited.
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Use of any image contained within this web site without the prior written consent of the author is strictly prohibited.
Contact Dean at Webmaster for more information.