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The Veil Nebula in Cygnus is the remnant of a supernova that occurred about 35,000 years ago. We see fragments of an expanding shell of heated gasses. Of all of the large objects in the sky, the Veil has the most prominent bluish-green nebulosity due to fluorescence of ionized oxygen-III.
Object: Veil Nebula
Distance: 2,500 light years
Size: 100 light years
Exposure: 90 minutes @ f/6.7
Telescope: Astro-Physics 130 EDF
Mount: Astro-Physics 600E QMD, tripod
Guiding: ST-4 @ 700 mm (A1 @ 0.5x)
Camera: Pentax 67
Film: Kodak PPF 400 (unhypered)vLocation: Groton, NH
Date: 15-Sep-01 21:02 EDT
Conditions: transparency 6/10, seeing 6/10, LVM 6.7, temp 45F, humidity 70%
Processing: UMAX Powerlook 3000, Adobe Photoshop 6.0.1, bgsmooth 1.5 80
2001 Matt BenDaniel
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