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Contains:  Bode's Galaxy, M 81, NGC 3031
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M 81, 



    
        

            John Leader
M 81
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M 81

Technical card


Dates:Jan. 26, 2013March 9, 2016March 20, 2020

Frames:
Astronomik CCD CLS: 61x270" -19C bin 1x1
Astronomik Ha 12nm 1,25": 30x180" -19C bin 1x1
Astronomik RGB color filter set: 24x270" -19C bin 1x1

Integration: 7.9 hours

Darks: ~19

Flats: ~26

Avg. Moon age: 13.54 days

Avg. Moon phase: 37.68%

Bortle Dark-Sky Scale: 6.00

Mean FWHM: 3.00

Temperature: -14.67


Basic astrometry details

Astrometry.net job: 3367081

RA center: 9h 55' 35"

DEC center: +69° 3' 39"

Pixel scale: 1.327 arcsec/pixel

Orientation: 359.700 degrees

Field radius: 0.310 degrees


Resolution: 1347x1005

Locations: My Backyard Red Zone :-( , Fort Saskatchewan, Alberta, Canada

Data source: Backyard

Comments

Author

northisup2
John Leader
License: None (All rights reserved)
1351
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M 81, 



    
        

            John Leader

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