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M 97
Published in Astronomy Now Magazine May 2018, March 2019, and March 2020
M97 is a planetary nebula in the constellation Ursa Major. It is 2,030 light years from Earth.
Picture






TARGET
Nomenclature
: M97, Messier 97, Owl Nebula, NGC 3587
Right Ascension: 11:14:48
Declination: +55:01:08.50
Size: 3.4 arc min, 6 arc min including the outer halo
Discovery: Pierre Méchain on February 16, 1781

EQUIPMENT USED
APM TMB LZOS 152 refractor
10Micron GM2000 HPS mount
QSI6120 CCD camera
Astrodon filters
IMAGE CAPTURE
5nm Ha: 51x1200 bin 1x1
3nm OIII: 48x1200 bin 1x1
Red: 16x300 bin 1x1
Green: 16x300 bin 1x1
Blue: 16x300 bin 1x1
Total integration: 23 hours
Pixel scale: 0.396 arcsec/pixel
Field radius: 0.187 degrees
Capture dates: 22-27 March 2020
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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