Contains: M 31, Great Nebula in Andromeda, NGC 224, M 110, NGC 205, The star μAnd, The star νAnd, The star 32And, Part of the constellation Andromeda (And)
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M31 Widefield with new lens

Technical card

Imaging telescope or lens: Samyang 135mm f/2 ED UMC

Imaging camera: Canon EOS M

Mount: Sky-Watcher HEQ5 PRO

Guiding telescope or lens: Skywatcher ST80

Guiding camera: ZWO ASI174MM

Software: Deep Sky StackerGIMP 2.9PHD2 Guiding

Resolution: 5200x3400

Dates: Jan. 18, 2017

Frames: 55x30" ISO800

Integration: 0.5 hours

Darks: ~6

Flats: ~5

Avg. Moon age: 20.85 days

Avg. Moon phase: 63.65%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 1414096

RA center: 10.554 degrees

DEC center: 41.341 degrees

Pixel scale: 6.840 arcsec/pixel

Orientation: -99.681 degrees

Field radius: 5.903 degrees

Locations: Home, Stanford in the Vale, Oxfordshire, United Kingdom

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Author

Jonathan Edgecombe
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M31 Widefield with new lens, Jonathan Edgecombe

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