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NGC 7635 - The Bubble Nebula
Awarded Astronomical Picture Of The Day by Astronomia
apod.astronomia.com/2022/03/01/bubble-nebula/
A close up of the Bubble Nebula - an H II region emission nebula in the constellation Cassiopeia. It is 9,000 (+/- 2000) light years away.
TARGET
Nomenclature
: NGC 7635, Bubble Nebula, Caldwell 11, Sharpless 162
Right Ascension:
23:20:48.3
De
clination:
+61:12 06
Size:
15x8 arc min
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
IMAGE CAPTURE
5nm Ha:
34x1200, 29x1800, 316x300, 17x900 1x1
3nm OIII:
92x300 bin 1x1
Red:
28x300 bin 1x1
Green:
28x300 bin 1x1
Blue:
29x300 bin 1x1
Total integration:
71 hours 10 minutes
Pixel scale:
0.265 arcsec/pixel
Field radius:
0.159 degrees
Capture dates:
14 December 2020 -1 February 2022
Capture location:
Fregenal de la Sierra, Spain
IMAGE PROCESSING
Pre-processing:
CCDStack2
Post-processing:
Photoshop CS2
Click here for a larger version
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