Superb Darren. Chris On 16 October 2013 00:00, Darren Addy <pixelsmi...@gmail.com> wrote: > Y'all may recall > (hey, that rhymes!) > the m31 (Andromeda galaxy) image I shared a few days ago. It was a > single 45 second exposure and made from a single in-camera JPEG (not > even the RAW file). > Refresher link: http://www.flickr.com/photos/pixelsmithy/10181475554/ > > Well, I finally got to attempt my first use of the freeware > DeepSkyStacker (version 3.3.3 beta 51) and with it I stacked the 11 > "good" RAW images that I had taken that evening. Added together, they > represent a 6 minute "integrated" exposure time. > > The latest versions of DSS also let you work with the histogram (in R, > G, & B), luminance, and saturation, along with the curves. I then > applied a few Photoshop astrophotography-related actions and adjusted > the color-balance, which seemed a bit green to my eye. Here is the > result: > > http://www.flickr.com/photos/pixelsmithy/10299785464/ > > This is still not even doing everything "right" because I was working > with no "dark frames", "bias frames", or "flats" which would make for > an even better stacked image (especially where noise is concerned). > Still I'm pretty pleased with the result, for my "maiden DSS voyage". > > K-5ii, O-GPS1, ISO 800 K135mm f2.5 @ f4 > > -- > Nothing is sure but death and Pentaxes. > > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions.
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