Contains: NGC 4926, NGC 4923, NGC 4921, NGC 4919, IC 4051, NGC 4911, NGC 4908, NGC 4907, IC 4040, NGC 4896, NGC 4895, NGC 4889, NGC 4881, NGC 4874, NGC 4872, NGC 4869, NGC 4867, NGC 4865, NGC 4860, IC 3949, IC 3946, NGC 4853
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Abel 1656 Coma Cluster

Technical card

Imaging telescope or lens: Meade 10" F/4 Schmidt Newtonian

Imaging camera: Canon 1000 Da

Mount: Skywatcher EQ 6 Syn Scan

Guiding telescope or lens: Skywatcher 8X50 Sucher

Guiding camera: Astrolumina Alccd5L-IIc

Software: PixInsight 1.8 PixInsinght 1.8 RC7

Accessory: Baader MPCC Mark III

Resolution: 3708x2388

Dates: March 24, 2017

Frames: 18x300" ISO400

Integration: 1.5 hours

Darks: ~50

Flats: ~50

Bias: ~200

Avg. Moon age: 25.73 days

Avg. Moon phase: 15.49%

Mean SQM: 20.26

Temperature: 3.00

Astrometry.net job: 1514921

RA center: 195.128 degrees

DEC center: 28.015 degrees

Pixel scale: 1.153 arcsec/pixel

Orientation: -79.484 degrees

Field radius: 0.706 degrees

Locations: Irgendwo in Hessen, Hessen, Hessen, Germany

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Author

RolfW
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Abel 1656 Coma Cluster, RolfW