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Old 18-12-2009, 06:49 PM
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strongmanmike (Michael)
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Trapezium - high res luminance

I took a series of short exposures the night I compiled the Orions Sword image with the intention to use it for adding detail in the bright regions at the core of the nebula, in the end I didn't use it but here I have combined it any way for a bit of interest and to reveal the fine details in and around the Trapezium. I didn't take any good RGB data so it is presented as L+ Ha only.

The image is only about 4' X 4' square so this will give you an idea of the resolution - you can see the proplid proto stars made famous by Hubble in and around the main trapezium stars - bah, who needs long focal length?

It's only 150k so no problems for dial up
http://www.pbase.com/strongmanmike20...89199/original

Mike
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Old 18-12-2009, 07:27 PM
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multiweb (Marc)
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Nice one Mike. Right up close. You're gonna use as a lum and composite it in your other shots?
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Old 18-12-2009, 08:26 PM
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Bassnut (Fred)
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Yes, hi res indeed, very nice work Mike.

Now try something less than -2845 mag and see where "bah, who needs long focal length" (and I guess small apature) takes you .

Isnt M42s trap the brightest neb in the sky? .
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Old 18-12-2009, 09:49 PM
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strongmanmike (Michael)
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Quote:
Originally Posted by Bassnut View Post
Yes, hi res indeed, very nice work Mike.

Now try something less than -2845 mag and see where "bah, who needs long focal length" (and I guess small apature) takes you .

Isnt M42s trap the brightest neb in the sky? .
he, he, knew that little comment would get you to post
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  #5  
Old 19-12-2009, 04:17 PM
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AlexN
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hahaha...

Normally, I'm an advocate of the long focal length... I have to say I'm really really impressed to see the trap so well defined... is that trap E, F AND G that I can see in there? Pretty amazing for a measly 6" F/7.5..

I know I tried it (all be it with poor collimation and average seeing) with my ST9E + C11 @ F/10... got A, B, C and D split, but no sign of E or F...
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Old 20-12-2009, 08:26 AM
jase (Jason)
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This is pretty cool Mike. Amazing details coming from a small aperture instrument. I liked the wide field rendition too. Well done.
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  #7  
Old 20-12-2009, 06:56 PM
tornado33
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very nice indeed. Im thinking some narrowband data is on the way too
Scott
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Old 20-12-2009, 07:40 PM
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Paul Haese
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Noice mate. Now remember to stay at high res. How about a Horse head?

Seriously a lovely detailed Lum shot.
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  #9  
Old 20-12-2009, 09:18 PM
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Phil Hart
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very impressive mike.. quite an original image.
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  #10  
Old 21-12-2009, 04:09 AM
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Tom Davis (Tom)
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Bully! Excellent detail from a "little" scope. My skies will not support such intensive probing of the trap.

Tom
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