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Contains:  M 52, NGC 7654, Bubble nebula, NGC 7635, NGC 7538, NGC 7510, The star 4Cas, The star 2Cas, The star 1Cas
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The Bubble Nebula and M52 widefield, 


            Dominique Callant
The Bubble Nebula and M52 widefield

The Bubble Nebula and M52 widefield

Technical card

Resolution: 2709x1500

Dates:Oct. 10, 2018

Frames: 68x120" ISO1600 bin 1x1

Integration: 2.3 hours

Darks: ~25

Flats: ~25

Bias: ~30

Avg. Moon age: 1.43 days

Avg. Moon phase: 2.31%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 18.86 job: 2371469

RA center: 349.251 degrees

DEC center: 61.331 degrees

Pixel scale: 6.287 arcsec/pixel

Orientation: 268.251 degrees

Field radius: 2.704 degrees

Locations: home backyard, Houthalen, Limburg, Belgium

Data source: Backyard


Clouds drifting over made it difficult. Huge gradients to cope with.



Dominique Callant
License: None (All rights reserved)

Sky plot

Sky plot


The Bubble Nebula and M52 widefield, 


            Dominique Callant

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