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M42 -- The Great Orion Nebula

October 24 and 29, 2003.
Starlight Express MX-916 on 3.5" Questar at f/5.5.
Composite of two images:
M42: Ha=30min, OIII=36min in 6 minute autoguided increments.
NGC1977: Lumicon=30min, OIII=36min, Ha=30min, B=54min in 6 minute autoguide increments.
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Starlight Express SXV-H9 on 3.5" Questar at f/5.5.
L = Ha (60 mins) + OIII (57 mins) (in 3 minute increments).
Star Debloat, Artificial Flat, and Photoshop Layer Mask.
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Full-Size: 1358x1012

Click here for wider view from 200mm camera lens

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