Contains: Crescent nebula, NGC 6888
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Crescent nebula HSO

Technical card

Imaging telescope or lens: Takahashi 4 inch refractor

Imaging camera: SBIG STT 8300M

Guiding telescope or lens: 300mm Objektiv

Guiding camera: alccd5

Software: Photoshop CCphd2fitswork4

Resolution: 2705x1701

Dates: Oct. 15, 2017

Frames: 9x600"

Integration: 1.5 hours

Avg. Moon age: 25.26 days

Avg. Moon phase: 19.25%

Astrometry.net job: 1770254

RA center: 303.061 degrees

DEC center: 38.343 degrees

Pixel scale: 1.365 arcsec/pixel

Orientation: 172.485 degrees

Field radius: 0.606 degrees

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CHume
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Crescent nebula HSO, 






    CHume