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|
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Instrument |
12.5" RCOS @ ~f/9
(2880 mm fl) 0.64 arcsec / pixel. The Zoomify image scale is
0.85 to 3.56 arcsec / pixel. |
|
Mount |
Paramount ME |
|
Camera |
SBIG STL-11000 w/
FW8 filter wheel, AstroDon Gen1I Filters |
|
Acquisition Data |
4/3/13 to 5/17/2013 Chino Valley, AZ... with CCDAutoPilot3
& CCDSoft. |
|
Exposure |
|
Lum |
450 min. (15 x
30 min. bin 1x1 ) |
|
RGB |
585 min. (13 x
15 min. each bin 2x2) |
|
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Software |
-
CCDSoft, CCDStack,
PixInsught, Photoshop CS6.
-
eXcalibrator v4.1 for (g-r) color balancing, using 32 stars
from the SDSS-DR9 database.
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CCDStack to calibrate,
register, normalize, data reject and combine the sub exposures.
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PixInsight for the RGB combine,
gradient removal and initial non-linear stretching.
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PhotoShop for the LRGB
combine & final touch-up.
-
Noiseware Pro, a PhotoShop plug-in.
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Comment |
The galaxy is shown
rotated 135 degrees clockwise.
This30.
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