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Captured by
Lawrence Parchman

Sculptor Galaxy (NGC 253)

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Unconventional Veil

Started by XT10, 11/22/2007 03:01PM
Posted 11/22/2007 03:01PM | Edited 11/22/2007 03:06PM Opening Post
On large objects I am somewhat limited with the sensor size of the Atik 16HR...not to mention the corrected field size of the Orion ST120 at F4 (TV 0.8 reducer). Anyway, here's a slightly different view of a much photographed object.

5 hours of exposure (all 10 min subs)across two nights. Captured and guided with AstroArt 4.0. 4.5nm CS HA filter. No darks, no flats, no bias frames...they actually degraded the signal of the ultraclean Sony ICX-285 AL chip . Minimal processing - Subs averaged, slight gradient removal, and stretched in AstroArt - once again sigma combine seemed to degrade the signal of the squeaky clean Sony chip. Ap1200.

Happy Thanksgiving!

David Tasch





Attached Image:

XT10's attachment for post 39797
Posted 11/22/2007 04:13PM #1
Makes you want more FOV!

Great job!

Brian
Posted 11/22/2007 04:52PM | Edited 11/22/2007 04:54PM #2
Inverse and pushed harder.

dt

PS Thanks Brian. And yes, an ASA and a FSQ with the STL11000 would do the trick.

Attached Image:

XT10's attachment for post 118573
Posted 11/22/2007 05:09PM #3
Posted 11/22/2007 05:38PM #4
hi David,

interesting crop of the veil and repleat with detail of the nebula!
very well done. smile
...this is a pat of pickering'S trianlge isn't it?

clear skies, guys!
Dietmar
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www.stargazer-observatory.com
Posted 11/23/2007 03:09PM #5
Very cool close up David.
Nice wispy detail.

Jason