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Ngc 869/884 Double Cluster

Technical card

Imaging telescope or lens: Tecnosky Apo triplet 80/480

Imaging camera: Canon / CentralDS EOS 40D

Mount: Takahashi EM-200

Guiding telescope or lens: Sky-Watcher 50mm Finder / Guider

Guiding camera: Magzero MZ-5m

Focal reducer: TecnoSky 0.8X flattener/reducer

Software: photoshopPixInsightIris

Accessories: Ditheringdiffraction limited maxim dl

Resolution: 2800x2057

Dates: Nov. 6, 2015

Frames: 40x150" ISO1600

Integration: 1.7 hours

Darks: ~12

Flats: ~21

Avg. Moon age: 24.38 days

Avg. Moon phase: 27.11%

Astrometry.net job: 858085

RA center: 35.007 degrees

DEC center: 57.217 degrees

Pixel scale: 3.665 arcsec/pixel

Orientation: 157.792 degrees

Field radius: 1.768 degrees

Locations: Pian dell'Armà, Pian dell'Armà, PV, Italy

Comments

Author

Carlo Rocchi
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Ngc 869/884 Double Cluster, Carlo Rocchi