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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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Messier 42, RGB & Ha Combined, 


Messier 42, RGB & Ha Combined
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Messier 42, RGB & Ha Combined

Technical card

Resolution: 1000x1330

Dates:Oct. 11, 2015Oct. 14, 2015Oct. 22, 2015

Orion H‑Alpha 7nm 1.25": 6x600" bin 1x1
Orion H‑Alpha 7nm 1.25": 12x600" -15C bin 1x1
Baader Planetarium 2" Moon and SkyGlow Filter: 28x300" ISO800

Integration: 5.3 hours

Darks: ~10

Flats: 0

Flat darks: 0

Bias: 0

Avg. Moon age: 12.88 days

Avg. Moon phase: 23.98%

Bortle Dark-Sky Scale: None

Mean SQM: None

Mean FWHM: None

Temperature: 38.00

Basic astrometry details job: 822405

RA center: 5h 35' 47"

DEC center: -5° 18' 18"

Pixel scale: 5.834 arcsec/pixel

Orientation: 90.659 degrees

Field radius: 1.349 degrees

Locations: Cherry Springs State Park, West Branch, Pennsylvania, United States; Lincoln Park Observatory, Town of Tonawanda, New York, United States


Here is the culmination of three separate nights of imaging. The RGB data was gathered at Cherry Springs State Park and the Hydrogen Alpha Data was gathered over two nights at the Lincoln Park Observatory. The results are a mosaic of three images with the ATIK 428EX in Ha combined with the RGB image taken with my Canon T1i.



License: None (All rights reserved)

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Messier 42, RGB & Ha Combined, 



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