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NGC
7331 and The Deer Lick Group,
in
Pegasus

The large spiral galaxy is NGC 7331 and the smaller
one above and to the left is NGC 7337, the one above and slightly to the right
is NGC 7335. Just to the right of 7335 is NGC 7336. 7331 measures about 11 x 4
arcmin. I have no idea why the groups is called "the deer lick
group." North is to the right in this image.
| Date |
2003 August 24
|
| Scope |
12.5 inch RCOS
Ritchey-Chretien at f/4.5 (native f/9 x 0.75 x 0.67 A-P reducers)
on an A-P 1200GTO mount. Camera: SBIG ST-10MXE
and CFW-8a color wheel,
controlled with MaxIm
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| Exposure |
30 minutes each L, R, G, and B exposures.
|
| Processing |
Frames calibrated and
RGB combined in MaxIm. Luminance DDP processed in MaxIm,
then
combined with the RGB in
Photoshop and final
processing with Levels and Curves.
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