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Technical card

Resolution: 1964x1291

Dates: April 20, 2017

Frames:
Astronomik CLS clip in CLS-CCD: 6x120" ISO800
Astronomik CLS clip in CLS-CCD: 5x300" ISO800
Astronomik CLS clip in CLS-CCD: 3x600" ISO800

Integration: 1.1 hours

Darks: ~5

Flats: ~12

Bias: ~10

Avg. Moon age: 22.69 days

Avg. Moon phase: 44.25%

Bortle Dark-Sky Scale: 4.00

Temperature: 9.33

Astrometry.net job: 1544971

RA center: 210.933 degrees

DEC center: 54.288 degrees

Pixel scale: 4.236 arcsec/pixel

Orientation: 177.834 degrees

Field radius: 1.383 degrees

Locations: Mi Observatorio., Santa Cristina de Aro, Girona, Spain

Comments

Author

Carles Zerbst
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NGC 5457, Carles Zerbst