
This is a star forming area around 3000 light years from Earth. Note the dark dust clouds. Dark Nebula Barnard 161 (B161) is on the mid-lower left, along with LDN 1110, 1112, 1124, 1121, 1117, and several more. Image composed of 18 * 4 = 72 minutes exposure using Takahashi TOA 130 Telescope (a 5" APO refractor telescope) with the reducer, AP 900GTO mount, QHY8 CCD Camera. Other pictures from the camera are are here. Images processed using my Astronomy Image Processing Workflow. Compare with my older DSLR image below.

DSLR Image Info:
Approximately 25x4 minute exposures =~ 100 minutes total, ISO800
Canon EOS 20Da (unmodified), Takahashi TOA 130 (a 5" APO refractor), Losmandy G-11 mount.
Images from NHAC Neal dark sky observing site, 10/29/2005, ambient temp about 45 degrees at the end of the session
SBIG STV autoguider using Celestron ST-80 guidescope
Combined in Registar, No darks, lights, or flats
Robert Reeves B/W Wide from http://www.robertreeves.com/images.htm | |
Through a cooled CCD camera costing maybe 3x more than my camera | |
| See fellow NHAC member Don Taylor's narrowband images here: |
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