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Old 17-04-2006, 11:57 AM
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PhotonCollector (Paul)
All alone in the night

PhotonCollector is offline
 
Join Date: Sep 2005
Location: Newcastle, NSW. Australia.
Posts: 607
Globular Star Cluster "Omega Centauri" - NGC 5139

Geeday all,

here's an image I did recently of Omega Centauri - NGC 5139. It the similar to another image I recently posted on IIS, but this image has less masking and is wider field.

It's 9 x 30 second exposures @ ISO800 with the modified Canon 300D on the 12-inch f/5 GSO telescope - handguided with 4.5" guidescope. Images are dark-subtracted, flat fielded, offset adjusted with IRIS. Image is masked
to preserve the stars at the core, in PS.

Higher Res. Image here
http://www.skylab.com.au/pmsa/NGC%205139c.html

best regards
Paul
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