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Old 26-08-2013, 09:29 PM
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SkyViking (Rolf)
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Join Date: Aug 2009
Location: Waitakere Ranges, New Zealand
Posts: 2,260
Quote:
Originally Posted by Rod771 View Post
Very well done Rolf!

I'm Suprised you found a spare 7 odd hours while capturing Centaurus A ... amazing.
Thanks Rod, I actually got plenty of data on the side while CenA was either too low or after it had passed out of view. Since the scope was running anyway I couldn't let a single hour of clear skies slip away

Quote:
Originally Posted by multiweb View Post
Both shots look Magic, Rolf. Gorgeous colours.
Thanks very much Marc, glad you like the colours. I actually battled first with one version where I couldn't quite get the colours right, so I parked the image pair for about a month while working on some others and then only returned to it recently - and then in the end I think colour wise it turned out to be one of my best. Sometimes that's just how it is.

Quote:
Originally Posted by pluto View Post
Very nice, looks great in NIR
Thank you Hugh!

Quote:
Originally Posted by Larryp View Post
Both look great!
Thanks Larry

Quote:
Originally Posted by jase View Post
Fantastic imaging Rolf! The result speaks for itself - stunning! The NIR certainly adds some punch with the clusters of young stars emphasised very well. I like your approach that you're using with the NIR data. Its sure does provide an aesthetic view. The traditional RGB palette rendition is my pick of the two. Top shelf work. Well done.
Thanks Jase, I'm glad you liked it, and particularly the NIR colouring approach. I've been experimenting quite a bit in the past before I settled on this scheme for NIR work.

Quote:
Originally Posted by RickS View Post
Both great images and the difference is very striking.
Thank you Rick, I hope to get around to do another video that includes this image pair so the differences can really be explored fully.

Quote:
Originally Posted by strongmanmike View Post
Great work Rolo, interesting twists on an o'l favourite too

Those stars must annoy you though, what is happening there?, perhaps some star rounding would be useful

Lovely colours too

Mike
Thanks Mike, yeah the guiding is not perfect, and I think there might be some astigmatism too actually. I trust it'll all be sorted once the new 12.5" is ready, I have just been too lazy to deal with it yet

Quote:
Originally Posted by marc4darkskies View Post
Enjoyed very much Rolf! Beautiful. My preference is for the RGB version. Detail and colour treatment is spot on IMO!

A bit of tilt going on there? My eye detected some star elongation too.

Cheers, Marcus
Thanks Marcus, I'm also happy with how this turned out. As above, I expect the stars to be sorted soon.

Quote:
Originally Posted by Ross G View Post
Two great looking photos Rolf.

I like the comparison.


Ross.
Thank you Ross, these comparisons really show the differences. I hope to do more in the future.

Quote:
Originally Posted by Paul Haese View Post
The IR version is really great and shows an really nice transparency.
Thanks Paul Yes the NIR is really quite interesting, one never knows what it'll look like for a particular nebula until the data starts ticking in. The three comparisons I have completed so far have all produced very different NIR detail.
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