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  #1  
Old 04-11-2011, 12:44 AM
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astronobob (Bob)
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Another Orion & Horse @ 200mm

Howdy Astro-lianos

Here is another humble effort from the 70-200mm @ 200mm F/2.8
Basically 6x180, 2x240secs, ISO 800, ICNR,

would like to try again with more time ? ?

http://i773.photobucket.com/albums/y.../Zr110001M.jpg
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Old 04-11-2011, 05:38 AM
Alchemy (Clive)
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A very object filled piece of sky there, perhaps a little soft, that could be due to the tracking combined with f2.8 as most lenses perform best around f8 or so ( unless it's a really expensive one ).

Thanks for posting
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  #3  
Old 04-11-2011, 10:27 AM
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astronobob (Bob)
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Right you are Clive, Yep, It was 1st light for the lens so I wasnt guiding and the Auto focus maybe a smidge off, conditions had some thin moisture up high resulting in discarding half the frames & the ones used could have been better !
I was mainly testing different objects for compositions and framing ect ! Next time, Guiding and addapting the motor focuser with hopefully better sky, should yeild a more favourable result ?

Thanx for the feedback !

Cheers !
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Old 04-11-2011, 06:13 PM
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jjjnettie (Jeanette)
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I love it!!
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  #5  
Old 04-11-2011, 10:49 PM
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DavidTrap (David)
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Quote:
Originally Posted by Alchemy View Post
A very object filled piece of sky there, perhaps a little soft, that could be due to the tracking combined with f2.8 as most lenses perform best around f8 or so ( unless it's a really expensive one ).

Thanks for posting
Most 70-200 F2.8 lens are unfortunately expensive... Even then stopping down helps!

I think it's a great shot and I hope to try something similar if the weather will oblige.

DT

Last edited by DavidTrap; 04-11-2011 at 10:49 PM. Reason: added a bit
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  #6  
Old 05-11-2011, 12:37 AM
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astronobob (Bob)
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Glad you like jjj & DT, all the best with at what you may try for ? I do know this image could well be improved if the gear was in the right hands ? I'm actually quite pleased with it at this stage ?

Rgrds
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  #7  
Old 05-11-2011, 01:08 AM
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Not to bad at all mate if you look closely you can just make out the glowing Barnards looop Look forward to proper guiding and focus

Brendan
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Old 05-11-2011, 06:22 AM
Ross G
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A very good photo Bob,

Nice colours and I love the composition and FOV.

Ross.
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  #9  
Old 05-11-2011, 03:12 PM
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midnight (Darrin)
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Very good Bob and there is so much going on which is why I enjoy this area of the spring/summer sky.

Good luck on future goes too!

Darrin...
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  #10  
Old 05-11-2011, 09:19 PM
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astronobob (Bob)
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Cool

Thanx Brendan, Ross and Darrin,
The whole area of Orion is full of very faint nebulosity which I estimate doubling my exposure length to get some sought of hold of it ? ? Then again, some Neb Type filter may be the orthadox way of capturing it better, really not sure exactly, trial and error
, eh ?



Quote:
Originally Posted by bmitchell82 View Post
Not to bad at all mate if you look closely you can just make out the glowing Barnards looop Look forward to proper guiding and focus

Brendan
Cheers Brendan, I would like another go, longer and more subs should help bring out more features, eh ?
Have a look at this other wider field ? I also captured the Larger loop,which is a milestone as well : ) It is a stitch of two single frames, upper and lower halves @ 70mm with the same Lens 3-4 mins each !

Wider Field Image : http://i773.photobucket.com/albums/y.../WBrnd0001.jpg




Quote Midnight :
Very good Bob and there is so much going on which is why I enjoy this area of the spring/summer sky.

Good luck on future goes too!
Darrin...

Cheers Darrin : On this Wider field The witches head is also just barely noticeable in the top left corner, for the perspective and a challenge if the sky co-operates during the coming few months , ,



Ross, I will try this compo next time also, well as close as I can get, ive been wondering about adding in the third belt star Mintaka for a more complete aspect !? ?
Thumb .

Rgrds

Last edited by astronobob; 06-11-2011 at 11:31 AM.
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  #11  
Old 05-11-2011, 09:52 PM
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Davros (Lauren)
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Awesome image. I love it. :thum bsup:
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  #12  
Old 06-11-2011, 02:13 PM
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Very, very pretty in spite of a little coma from the F/2.8 lens. Superb processing and colour. Beautiful.

Thanks for posting,
Cam
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  #13  
Old 07-11-2011, 06:05 AM
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iceman (Mike)
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Nice widefield! Well done.
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  #14  
Old 07-11-2011, 02:19 PM
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astronobob (Bob)
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Thanx for the comments Mick, Cam & Mike. Glad you find it pleasing to the eyes !

Rgrds
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  #15  
Old 07-11-2011, 03:11 PM
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renormalised (Carl)
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Well done (and I don't mean overcooked)
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  #16  
Old 08-11-2011, 10:25 PM
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astronobob (Bob)
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Thanx Carl, I fried to do a good job , ,
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  #17  
Old 12-11-2011, 10:20 AM
Atlantis69 (Simon)
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Your lens has the least amount of chromatic abberation at f/4 and best resolution between f/5.6-8.0.
Stopping down that much will need you to expose ~4x longer than this shot, but it may help getting a sharper and cleaner image.
I can't wait to do the same shot with near identical equipment in the coming weeks.

Just some advice from a camera nut
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  #18  
Old 12-11-2011, 10:18 PM
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CoolhandJo (Paul)
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Nice large view! Good shot.
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