From: Marc Paradis (marc.paradis_at_antispamdomain.not)
Date: Wed Oct 08 2003 - 08:47:25 EDT
Great work Steve!
Your 20 hours of processing do pay off!
Regards
Marc
--- In digital_astro_.at._yahoogroups.com, "sc02492" <sc02492_.at._y...> wrote:
> Hi group,
>
> Here's a mosaic of M45 that I've been working on:
>
> http://www.starrywonders.com/pleiadessmall.jpg
>
> A higher resolution image can be found at:
>
> http://www.starrywonders.com/pleiadeslarge.jpg
>
> This represents a total of 30 frames requiring about 3.5 hours of
> exposure, taken with the Canon 10D at ISO1600 (6 to 9 minutes per
> exposure), through the LX90 at f6.3, autoguided with the STV/e-
> finder. The mosaic was made with a total of 6 different sections
of
> M45 (each section is an average stack of 5 frames). The frames for
> each section were processed as follows: raw conversion, adaptive
> dark frame calibration, alignment, autograding, min/max excluded
> averaging, and background compensation done in ImagesPlus; levels
> and curves adjustment in Photoshop; final smoothing done in
Pleiades
> SGBNR software. Mosaic was constructed in Photoshop using the
> technique described by Rob Gendler. Total processing time was
> approximately 20 hours over a period of 3 days.
>
> This was my most challenging processing effort yet. Hope you like
> it.
>
> Steve Cannistra
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