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Contains:  NGC 2024, NGC 2023, Horsehead nebula, IC 434, IC 432, NGC 1999, NGC 1990, M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, IC 423, The star θ1Ori, The star θ2Ori, The star 31Ori, The star 42Ori, The star σOri, The star ιOri, The star Mintaka (δOri), The star Alnitak (ζOri), The star Alnilam (εOri), Part of the constellation Orion (Ori)
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L'épée d'Orion - M42, IC434....., 


L'épée d'Orion - M42, IC434.....

L'épée d'Orion - M42, IC434.....

Technical card

Resolution: 4539x3332

Dates:Feb. 24, 2019Feb. 25, 2019Feb. 26, 2019Feb. 27, 2019

Astronomik Deep-Sky B 1.25": 40x60" (gain: 115.00) -33C bin 1x1
Astronomik Deep-Sky R 1.25": 40x60" (gain: 115.00) -33C bin 1x1
Astronomik Deep-Sky V 1.25": 42x60" (gain: 115.00) -33C bin 1x1
Astronomik H-alpha 6nm CCD 1.25": 399x60" (gain: 300.00) -33C bin 1x1

Integration: 8.7 hours

Darks: ~40

Flats: ~35

Avg. Moon age: 21.64 days

Avg. Moon phase: 55.22%

Bortle Dark-Sky Scale: 7.67 job: 2558993

RA center: 84.165 degrees

DEC center: -3.405 degrees

Pixel scale: 5.261 arcsec/pixel

Orientation: 88.948 degrees

Field radius: 4.115 degrees

Locations: Observatoire personnel , Antony, Haute-de-seine, France

Data source: Backyard