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Contains:  NGC 7343, NGC 7337, NGC 7335, NGC 7331, NGC 7320, NGC 7319, Stephan's Quintet, NGC 7318
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NGC 7331 and Stephan's Quintet, 


            Knut Hagen
NGC 7331 and Stephan's Quintet

NGC 7331 and Stephan's Quintet

Technical card

Resolution: 3080x2107

Dates:Sept. 27, 2016

Frames: 30x600" ISO800

Integration: 5.0 hours

Darks: ~6

Bias: ~30

Avg. Moon age: 26.24 days

Avg. Moon phase: 11.75%

Temperature: 6.00 job: 1259431

RA center: 339.208 degrees

DEC center: 34.261 degrees

Pixel scale: 1.460 arcsec/pixel

Orientation: -67.965 degrees

Field radius: 0.757 degrees

Locations: Skrim, Hvittingfoss/Kongsberg, Norway



Knut Hagen
License: None (All rights reserved)

Sky plot

Sky plot


NGC 7331 and Stephan's Quintet, 


            Knut Hagen

In these public groups

"Nordish by nature"
The refractors!