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adam stuart | all galleries >> Galleries >> nebulae_in_lrgb_and_hydrogen_alpha > Copy of m42hadsfo3.jpg
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January 26, 27, 30 2008 Adam Stuart

Copy of m42hadsfo3.jpg

Miami, FL

Great Nebula in Orion M42
Composite image taken through H-alpha, Lumicon DSF and Lumicon OIII filters
Total exposure: 9.2 hours

SXV-H9,2.75 arc-sec/pixel
H-alpha data is composite image of trapezium at 60 second subs feathered into entire M42 image at 900 second subs. Lumicon DSF 10 second integrations x 10 for trapezium, 600 seconds x 15 for entire nebula. OIII 5 second subs x 15 for trapezium, 18 x 600 seconds for entire nebula. All unbinned 1x1. LRGB image assembled in Astroart 3.0 using H-alpha for Luminance, H-alpha+OIII for Red, OIII for Green, and H-alpha+DSF+OIII for Blue. full exif

other sizes: small medium large original auto
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