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Contains:  NGC 7771, NGC 7770, NGC 7769
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NGC 7769, 7770 and 7771 Group of Galaxies, 





    
        

            Riedl Rudolf
NGC 7769, 7770 and 7771 Group of Galaxies

NGC 7769, 7770 and 7771 Group of Galaxies

Technical card

Resolution: 2828x1807

Dates:Sept. 29, 2019

Frames: 44x302" ISO1600

Integration: 3.7 hours

Darks: ~25

Flats: ~25

Bias: ~25

Avg. Moon age: 0.85 days

Avg. Moon phase: 0.82%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 21.30

Temperature: 14.00

Astrometry.net job: 2959069

RA center: 23h 51' 15"

DEC center: +20° 8' 56"

Pixel scale: 0.776 arcsec/pixel

Orientation: 269.418 degrees

Field radius: 0.362

Data source: Backyard

Description

This is a group of interacting Galaxies about 195 Mio Lj away. On pictures with very long exposure times its possible to see quit long dust lanes between the interacting galaxies.
NGC 7769 size is 3,2 by 2,7 arcmin
NGC 7770 size is 0,8 by 0,7 arcmin
NGC 7771 size is 2,4 by 1,1 arcmin

Comments

Author

RiedlRud
Riedl Rudolf
License: None (All rights reserved)
1482
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NGC 7769, 7770 and 7771 Group of Galaxies, 





    
        

            Riedl Rudolf