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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221, M 110, NGC 205
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M31 , 





    
        

            Knut Hagen
M31

M31

Technical card

Imaging telescope or lens:William optics GT 102mm triplet apo f/6.9

Imaging camera:Canon 70Da

Mount:SkyWatcher AZ/EQ6-GT

Guiding telescope or lens:80/400

Guiding camera:Lacerta M-Gen II

Focal reducer:William Optics Flat 6A (0.80)

Software:Photoshop cc 2015DeepskystackerAstronomy Tools

Resolution: 5001x3291

Dates:Sept. 4, 2016

Frames:
4x180" ISO800
31x500" ISO800

Integration: 4.5 hours

Darks: ~6

Bias: ~25

Avg. Moon age: 2.92 days

Avg. Moon phase: 9.32%

Temperature: 8.00

Astrometry.net job: 1275666

RA center: 10.747 degrees

DEC center: 41.311 degrees

Orientation: -70.829 degrees

Field radius: 1.323 degrees

Locations: Skrim, Hvittingfoss/Kongsberg, Norway

Comments

Author

Astro_vestfold
Knut Hagen
License: None (All rights reserved)
6264
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M31 , 





    
        

            Knut Hagen