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Captured by
John Roach

Enhanced Uranus showing Polar Cap and possible Aurora

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Postcard from the Edge

Started by Alan Friedman, 08/20/2006 09:15PM
Posted 08/20/2006 09:15PM Opening Post
Hi all -

This view stretches about 50 degrees in lunar longitude - from the small crater Horrebow that adjoins Herschel (you can connect the image to Mike's Bay of Rainbows at this point) to Epigenes and Anaxagorus (seen in shadow all the way to the right). The prominent crater with two central mountains is Philolaus. Libration was not favorable this evening for the north pole, but it would be located about 5 degrees to the right.

Made from four frames captured on August 16 through the 10" mak at f30 and DMK21BF04 with green filter. About 300 frames total were used - 80 alignment points - the image is reduced about 20% to keep the file size down.

I hope you enjoy it -

Alan

Attached Image:

Alan Friedman's attachment for post 33046

Alan Friedman

http://www.avertedimagination.com
Posted 08/20/2006 09:20PM #1
Very nice Alan! I wonder what altitude above the moon this view would represent?

Walt
Posted 08/20/2006 09:52PM #2
Really exquisite Alan!! I love the edge on views, very 3-D!
Do you notice a big difference in resolution between green and red filter?


--cheers

Mike
Posted 08/20/2006 10:52PM | Edited 08/20/2006 10:53PM #3
Breathtaking view and lovely and appropriate quote wink
I'm anxious to see all the images that you took that night.
Congratulations Alan.

Luca

www.amun-ra.org
Solar Imaging Website
Posted 08/21/2006 05:44PM #4
Hi Alan,

a wonderfull view, very crisp details and great tonality, superb 8O shocked grin

Best wishes,
Oliver

http://www.astro-imaging.de/astro
Posted 08/22/2006 03:21AM #5
Hi Alan,

Superb!! image, expertly processed.

Thanks,

Wes Higgins