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Contains:  Owl nebula, M 97, NGC 3587, M 108, NGC 3556
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M97 - Owl Nebula and M108 - Surfboard Galaxy in LRGB, 





    
        

            Simon Todd
M97 - Owl Nebula and M108 - Surfboard Galaxy in LRGB

M97 - Owl Nebula and M108 - Surfboard Galaxy in LRGB

Technical card

Resolution: 3362x2537

Dates:March 25, 2017April 1, 2017April 2, 2017

Frames:
Baader Blue 36mm: 23x180" -20C bin 1x1
Baader Green 36mm: 23x180" -20C bin 1x1
Baader Luminance 36mm: 24x180" -20C bin 1x1
Baader Red 36mm: 23x180" -20C bin 1x1

Integration: 4.7 hours

Darks: ~25

Flats: ~25

Bias: ~25

Avg. Moon age: 12.55 days

Avg. Moon phase: 23.00%

Astrometry.net job: 1522002

RA center: 168.255 degrees

DEC center: 55.351 degrees

Pixel scale: 1.389 arcsec/pixel

Orientation: -90.964 degrees

Field radius: 0.813 degrees

Data source: Backyard

Description

The Owl Nebula (also known as Messier 97, M97 or NGC 3587) is a planetary nebula located approximately 2,030 light years away in the constellation Ursa Major.[2] It was discovered by French astronomer Pierre Méchain on February 16, 1781

Messier 108 (also known as NGC 3556) is a barred spiral galaxy in the constellation Ursa Major. It was discovered by Pierre Méchain in 1781 or 1782. From the perspective of the Earth, this galaxy is seen almost edge-on.

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Author

CarlightExpress
Simon Todd
License: None (All rights reserved)
1352
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M97 - Owl Nebula and M108 - Surfboard Galaxy in LRGB, 





    
        

            Simon Todd