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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.
Picture






TARGET
Nomenclature
:  NGC 7635, Bubble Nebula, Caldwell 11, Sharpless 162
Right Ascension: 23:20:48.3
Declination: +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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