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Contains:  Great Nebula in Orion, Horsehead nebula, IC 2118, IC 434, M 42, M 43, NGC 1976, NGC 1977, NGC 1981, NGC 1982, NGC 1990, NGC 2024, Part of the constellation Eridanus (Eri), Part of the constellation Orion (Ori), The star Alnilam (εOri), The star Alnitak (ζOri), The star Bellatrix (γOri), The star Betelgeuse (αOri), The star Cursa (βEri), The star Mintaka (δOri), The star Rigel (βOri), The star Saiph (κOri), The star ηOri, The star ιOri, Witch Head nebula
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Orion constellation, 


            Amir H. Abolfath
Orion constellation
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Technical card

Canon Bayer filter: 96x120" ISO1600
Astronomik H Alfa 12 nm Eos Clip: 117x180" ISO1600

Integration: 9.1 hours

Darks: ~17

Flats: ~40

Flat darks: ~40

Bias: ~100

Bortle Dark-Sky Scale: 2.00

Temperature: 2.00

Basic astrometry details job: 3291111

RA center: 5h 34' 12"

DEC center: +0° 19' 40"

Pixel scale: 29.136 arcsec/pixel

Orientation: 352.189 degrees

Field radius: 14.529 degrees

Resolution: 1972x3000

Data source: Traveller


Orion constellation, Barnard loop, Orion nebula, Witch head nebula, Horse head and Flame

M42, Horse head, Witch head and M78 data has been added from some telescopic data all by myself.

Optic: Sigma 85 1.4 Art at f2.8
Mount: Sky-Watcher Star Adventurer
Camera: Canon EOS6D modified
ISO: 1600 Filters: Bayer filter
Guider: - EXP: 96x120s
Calibration: Dark, Flat, Bias
CMOS Temp: N/A
Dithering: NO
Software: Images Plus, PixInsight, Photoshop

Optic: Sigma Art 85 at f2.2
Mount: Sky-Watcher Star Adventurer
Camera: SBIG STF8300M
Filters: Astronimiks 12nm clip filter
Guider: None
Exposure: Ha: 117x180s
Binning: All 1x1
Calibration: Flats, Dark, Dark Flat, Bias
CCD Sensor Temp: around -2c
Dithering: No
Software: ImagesPlus, Registar, PixInsight, Photoshop



Amir H. Abolfath
License: None (All rights reserved)

Sky plot

Sky plot


Orion constellation, 


            Amir H. Abolfath