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Contains:  M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, NGC 1973, The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori
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M42 reloaded, 





    
        

            Arno Rottal
M42 reloaded

M42 reloaded

Technical card

Resolution: 4290x2856

Dates:Feb. 16, 2015

Frames:
11x900" ISO200
Astronomik Ha 12nm CCD Clipfilter: 20x900" ISO1600 bin 1x1
Astronomik O3 12 nm: 11x900" ISO1600 bin 1x1

Integration: 10.5 hours

Flats: ~20

Bias: ~20

Avg. Moon age: 26.65 days

Avg. Moon phase: 9.11%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 547937

RA center: 83.831 degrees

DEC center: -5.208 degrees

Pixel scale: 2.125 arcsec/pixel

Orientation: -178.365 degrees

Field radius: 1.522 degrees

Locations: Garden Observatory, Schwechat, Lower Austria, Austria

Comments

Author

Sternfreund
Arno Rottal
License: None (All rights reserved)
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M42 reloaded, 





    
        

            Arno Rottal