Re: [APML] Orion panorama

[Philip Perkins <pgp@astrocruise.com>]

Wei-Hao

This is a masterpiece - technically wonderful and you must get the prize 
for endurance too!

--Philip

At 02:52 12/01/2005 -1000, you wrote:
>ALOHA,
>
>Please allow me to call this a panorama, although it doesn't cover the
>entire Orion.
>I went to Mauna Kea last month and it may be my last time taking astro 
>pictures
>in recent 2 or 3 years.  This image is the primary effort of mine
>since Dec 2003.
>Here we go:
>http://www.ifa.hawaii.edu/~wang/misc/orion_01x.jpg
>
>What you see is a 0.1x reduction of the original image.  I'm still
>finalizing the image
>processing.  Later (next month?) I will post a full webpage for this
>image, including
>all byproduct images.  At this moment, any comments are welcome.  Below are
>more details about the imaging and processing.
>
>Images were taken between Dec 2003 and Dec 2004, in a total of 9 nights.
>Telescope is Pentax 105SDHF with focal reducer (F5.1).  Camera is Pentax 67.
>Film is Kodak E100S pushed 1.  Exposure time is 90 minutes.  The final 
>picture
>contains 22 of such images.  18 of them form a 3x6 mosiac.  4 of them are 
>added
>onto selected regions to increase S/N.
>
>As before, the individual images were flattened in my own program, registered
>and calibrated in Registar, and combined in Photohop.  There is a
>short exposure for
>M42 very slightly blended into this image.  I prefer to keep M42
>bright and almost
>saturated.  I tried not to over-process the nebulas although the depth
>of this image
>does allow a strong enhancement.  The time I spent on image processing
>is perhaps
>2x the total exposure time.  Later I will tell you more details about
>the technique
>of image processing.
>
>Comments are welcome.
>
>Wei-Hao
>
>--
>________________________________________________________________
>Wei-Hao Wang  :)
>
>Institute for Astronomy at University of Hawaii
>
>Address:
>2680 Woodlawn Drive         Personal Website:
>Honolulu, HI 96822             http://www.ifa.hawaii.edu/~wang
>________________________________________________________________
>_______________________________________________
>Astro-Photo mailing list
>Astro-Photo@seds.org
>http://seds.org/mailman/listinfo/astro-photo

Philip Perkins
<pgp@astrocruise.com>
Wiltshire UK & Luberon France
www.astrocruise.com


_______________________________________________
Astro-Photo mailing list
Astro-Photo@seds.org
http://seds.org/mailman/listinfo/astro-photo