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Contains:  Filamentary nebula, IC 1340, Lace-work nebula, NGC 6960, NGC 6992, NGC 6995, Network nebula, The star 32Vul, The star 52Cyg, Veil nebula
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The Cygnus Loop in HA, 


            Graeme Coates
The Cygnus Loop in HA
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The Cygnus Loop in HA

Technical card

Dates:Aug. 16, 2018

Frames:Baader Planetarium H-alpha 36mm, 7nm: 73x300" (gain: 200.00) -20C bin 1x1

Integration: 6.1 hours

Avg. Moon age: 5.60 days

Avg. Moon phase: 31.49%

Basic astrometry details job: 2635269

RA center: 20h 51' 47"

DEC center: +30° 18' 50"

Pixel scale: 4.105 arcsec/pixel

Orientation: 355.485 degrees

Field radius: 3.298 degrees

Resolution: 3484x4619

Data source: Traveller


The Cygnus Loop supernova remnant in the light of hydrogen alpha.

Taken in August 2018 from various locations in France, using a QHY163M, Baader 7nm HA filter and a Canon 200mm f2.8L (@f3.85). Mount was a Losmandy GM8.

Total exposure 6h7m - image capture using Sequence Generator Pro, with all processing in Pixinsight.



Graeme Coates
License: None (All rights reserved)

Sky plot

Sky plot


The Cygnus Loop in HA, 


            Graeme Coates