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NGC 2359 Thor's Helmet
NGC 2359 is an emission nebula in the constellation Canis Major. It is around 12,000 light years from Earth, and 30 light years in size.
Picture






TARGET
Nomenclature
:  NGC 2359, Thor's Helmet, GUM 4, Sh2-298, LBN 227.66-00.09, RCW 5, LBN 1041
Right Ascension: 07:18:30
Declination: -13:13:00
Size: 9 arc min

EQUIPMENT USED
APM TMB LZOS 152 refractor
10Micron GM2000 HPS mount
QSI6120 CCD camera
Astrodon filters
IMAGE CAPTURE
5nm Ha: 26x900 bin 1x1
3nm OIII: 20x900 bin 1x1
Red: 10x300 bin 1x1
Green: 10x300 bin 1x1
Blue: 10x300 bin 1x1
Total integration: 14 hours
Pixel scale: 0.534 arcsec/pixel
Field radius: 0.365 degrees
Capture dates: 30 January - 16 February 2017
Capture location:  Alcalali, Spain
IMAGE PROCESSING
Pre-processing: CCDStack2
Post-processing: Photoshop CS2
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