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Contains:  Great Nebula in Orion, M 42, M 43, NGC 1973, NGC 1975, NGC 1976, NGC 1977, NGC 1980, NGC 1982, The star 42Ori, The star 45Ori, The star θ1Ori, The star θ2Ori, The star ιOri
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Orion in narrowband, 


Orion in narrowband
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Orion in narrowband

Technical card

Dates:Jan. 19, 2020

Optolong Ha 7nm 1,25": 24x300" (gain: 139.00)
Optolong Ha 7nm 1,25": 20x10" (gain: 139.00) -15C
Optolong O-III Optolong: 24x300" (gain: 139.00)

Integration: 4.1 hours

Darks: ~36

Flats: ~36

Avg. Moon age: 24.19 days

Avg. Moon phase: 28.98%

Basic astrometry details job: 3273595

RA center: 5h 35' 14"

DEC center: -5° 21' 3"

Pixel scale: 4.111 arcsec/pixel

Orientation: 41.574 degrees

Field radius: 1.103 degrees

Resolution: 1600x1082

Locations: Backyard observatory, Ottawa, Ontario, Canada

Data source: Backyard



License: None (All rights reserved)

Sky plot

Sky plot


Orion in narrowband,