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Sh2-155 : Cave Nebula (30h30min)

Technical card

Resolution: 2316x1742

Dates: Sept. 15, 2017Sept. 20, 2017Sept. 21, 2017Sept. 22, 2017

Frames:
Baader Ha 2" 7nm CCD: 64x1200" -20C bin 2x2
Baader B 2": 17x600" -20C bin 2x2
Baader G 2": 21x600" -20C bin 2x2
Baader R 2": 17x600" -20C bin 2x2

Integration: 30.5 hours

Darks: ~21

Flats: ~21

Bias: ~1001

Avg. Moon age: 7.09 days

Avg. Moon phase: 8.31%

Bortle Dark-Sky Scale: 2.00

Mean FWHM: 2.00

Temperature: 5.00

Astrometry.net job: 1757165

RA center: 344.344 degrees

DEC center: 62.636 degrees

Pixel scale: 1.083 arcsec/pixel

Orientation: 351.555 degrees

Field radius: 0.436 degrees

Locations: La ferme des Barasquettes, Larzac, Hérault, France

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Author

Maxime Tessier
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Sh2-155 : Cave Nebula (30h30min), Maxime Tessier