Contains:  Ring nebula in Lyra, M 57, NGC 6720, IC 1296
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M 57, 





    
        

            RolfW
M 57

M 57

Technical card

Imaging telescope or lens:GSO RC8"

Imaging camera:Canon 600Da

Mount:Skywatcher EQ 6 Syn Scan

Guiding telescope or lens:Skywatcher 8X50 Sucher

Guiding camera:Lacerta MGEN

Software:PixInsight 1.8 PixInsinght 1.8 RC7

Resolution: 3835x2590

Dates:April 8, 2018

Frames: 12x300" ISO800

Integration: 1.0 hours

Darks: ~30

Flats: ~30

Bias: ~200

Avg. Moon age: 22.31 days

Avg. Moon phase: 48.26%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 21.10

Temperature: 5.00

Astrometry.net job: 2005074

RA center: 283.384 degrees

DEC center: 33.015 degrees

Pixel scale: 0.554 arcsec/pixel

Orientation: 90.813 degrees

Field radius: 0.356 degrees

Data source: Unknown

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RolfW
RolfW
License: Attribution-NoDerivs Creative Commons
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M 57, 





    
        

            RolfW