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Astrophotography and Sketching >> DSLR & Digital Camera Astro Imaging & Processing

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martl
member


Reged: 10/20/07
Posts: 34
Loc: Innsbruck/Austria
late iris new
      #3402794 - 10/21/09 06:09 PM Attachment (16 downloads)

Finally one clear evening on Monday after some very early snowfall. Target was NGC7023, due to adverse circumstances (among them 2 newly erected streetlamps at my favourite winter observing spot, a parking place in the middle of a forest) I managed to get only 11 subs with rather soft focus. Quite difficult to process, the dust clouds had a not very appaling yellowish-brown colour.
8"f4 Newt with paracorr, 11x5min subs ISO1600 with my canon350Da. Larger image is here: http://www.heiligkreuz.at/astro/galerie/displayimage.php?album=103&pos=0

CS
Martin


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xatamec
member


Reged: 09/12/09
Posts: 50
Loc: Catalonia, Spain
Re: late iris new [Re: martl]
      #3402805 - 10/21/09 06:18 PM

Hi Martin,

It's a pity what you comment about the newer street lamps in the middle of the forest. In some years there won't be dark places anywhere in Europe.

Very nice image of the Iris nebula in spite of the lamps!!

Sergi

--------------------
My telescopes: WO Megrez 88FD APO and SW 200/1000
My mount: SW EQ6
My cameras: Cooled Canon 350D, QHY5
...and very little time to play with these toys!


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telecasterguru
super member


Reged: 02/02/09
Posts: 101
Loc: Sydney Australia
Re: late iris new [Re: xatamec]
      #3402827 - 10/21/09 06:27 PM

That is a great image taking into consideration the difficulties experienced getting it.

Well done.

Frank


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Mike Clemens
Post Laureate


Reged: 11/26/05
Posts: 4277
Loc: Wasilla, Alaska 61N
Re: late iris new [Re: telecasterguru]
      #3402856 - 10/21/09 06:39 PM

pretty, nice and transparent

--------------------

historius apochromaticus


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Nils_Lars
Post Laureate
*****

Reged: 01/04/08
Posts: 3440
Loc: Santa Cruz Mountains , CA
Re: late iris new [Re: Mike Clemens]
      #3403607 - 10/22/09 02:09 AM

It is hard to achieve such good results so id consider that a success for sure , excellent work Martin.

--------------------
Erik

Orion Atlas Self Hypertuned (EQMOD)
Orion ED 80
Williams Optics VII reducer
Celestron 8" SCT
Orion Starshoot Autoguider
PHD guide
Canon 400D Hap Griffin Mod w/Baader filter
Astronomik clip-in LP filter and 12nm Ha
Stilleto CVF and Bahtinov mask
Tamron 75-300mm&28-80mm lenses
NexImage webcam

http://www.flickr.com/photos/31986095@N05/


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martl
member


Reged: 10/20/07
Posts: 34
Loc: Innsbruck/Austria
Re: late iris new [Re: xatamec]
      #3420423 - 10/30/09 03:24 PM

After all, we had a little success in talking with the right persons. They built a fountain housing there which, at least they claim, has to be permanently lit during the night for safety reasons . Since there is the possibility of obtaining the key to turn off the lights, I didn't want to dig deeper into the matter why lighting should have any effect on safety at a place rarely visited at night except by some astronomers. Anyway, I hope I can redo the iris with my friend's brand new Canon 7d soon for comparison.

CS
Martin


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Star surfer8
super member


Reged: 05/15/06
Posts: 493
Re: late iris [Re: martl]
      #3421902 - 10/31/09 01:30 PM

Very nice Iris Martin.

--------------------
Tom


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