Pluto - Charon

Tips for creating and manipulating planet textures for Celestia.
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John Van Vliet
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Pluto - Charon

Post #1by John Van Vliet » 11.02.2010, 07:44

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John Van Vliet
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Re: Pluto

Post #2by John Van Vliet » 12.02.2010, 07:23

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piellepi M
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Re: Pluto

Post #3by piellepi » 12.02.2010, 08:21

Thanks a lot John!
Good job!
I'll download it immediately!!! :D
Pierluigi

Added... Not too much immediately!! After 45 seconds!!! :(

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Re: Pluto

Post #4by John Van Vliet » 14.02.2010, 04:39

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BobHegwood
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Re: Pluto - Charon

Post #5by BobHegwood » 14.02.2010, 11:53

Thanks very much for making these textures available John.
As always, much appreciated by the Brain-Dead. :wink:
Brain-Dead Geezer Bob is now using...
Windows Vista Home Premium, 64-bit on a
Gateway Pentium Dual-Core CPU E5200, 2.5GHz
7 GB RAM, 500 GB hard disk, Nvidia GeForce 7100
Nvidia nForce 630i, 1680x1050 screen, Latest SVN

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Re: Pluto - Charon

Post #6by John Van Vliet » 15.02.2010, 01:20

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t00fri
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Re: Pluto - Charon

Post #7by t00fri » 15.02.2010, 17:13

Hey friends,

I must say that I find it highly unfair and bad style that the new Pluto/Charon textures by Marc Buie and collaborators are offered here without any reference to the texture origin/ original rersearch papers! The work that led to these textures took six years of running many computers in parallel as well a lots of original research.

At shatters net this seems to be worh: NOTHING, not even a proper reference.

Fridger
Last edited by t00fri on 16.02.2010, 11:27, edited 1 time in total.
Image

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Re: Pluto - Charon

Post #8by John Van Vliet » 15.02.2010, 21:46

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t00fri
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Re: Pluto - Charon

Post #9by t00fri » 16.02.2010, 15:04

john Van Vliet wrote:i did include it in the README

the orig data is from

http://hubblesite.org/newscenter/archiv ... 6/image/g/
http://hubblesite.org/newscenter/archiv ... 6/image/f/
and photo enhanced image from ( pdf )
The Astronomical Journal, 139:1128–1143, 2010 March
"PLUTO AND CHARON WITH THE HUBBLE SPACE TELESCOPE. II. RESOLVING CHANGES ON PLUTO’S
SURFACE AND A MAP FOR CHARON
i was not planning on getting into a discussion - when Google is there for those interested to do some basic research
that is one reason i did not add to this thread
http://forum.celestialmatters.org/viewtopic.php?t=362

But you did not add a link to my respective CM thread either.

When displaying proprietary images, links to the places of origin are often required for legal purposes (NASA, ESA,...). Giving credits to original research and the authors involved serves also as an acknowledgement for their work!. This is only fair and should not depend on peoples' Googling skills..

Marc Buie wrote to me explicitly that he expects clearcut credit for the use of his textures. Using any contents from the Astronomical Journal (see above) is NON-trivial (as Marc wrote) and requires written consent. The colored AJ images are definitely NOT in the public domain. Also none of the resources you quoted in the README above contains 2k colored textures for download as far as I can tell.

The only downloadable, colored 1800x900 Pluto/Charon textures that Marc B. pointed me to are from his (dedicated) WEB site, the link to which one also finds in my preceding CM thread about the new Pluto/Charon imaging by Marc Buie and collaborators...

http://forum.celestialmatters.org/viewtopic.php?t=362

Fridger
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Re: Pluto - Charon

Post #10by John Van Vliet » 17.02.2010, 01:11

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Re: Pluto - Charon

Post #11by t00fri » 17.02.2010, 01:21

john Van Vliet wrote:lets see i started with
Image \
http://hubblesite.org/newscenter/archiv ... 6/image/g/
as the red layer
Image
http://hubblesite.org/newscenter/archiv ... 6/image/f/
as the green and
Image
the old 1994 map as blue
Image
then recolored this
using the new colors as mentioned in the pdf

from the 720x360 images i ran GRAYCstoration and resynthesizer
on them to bump up to 2048x1024 for pluto
to get this ( offset 90 deg)
Image

Yeah, that's good. I was somehow suspecting you did it that way, since I was really looking around to locate a downloadable colored texture of ~2k size. The only one I found was from Marc Buie's site, but it had this synthesized surface structuring in addition...

Fridger
Image

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Re: Pluto - Charon

Post #12by John Van Vliet » 17.02.2010, 01:46

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Re: Pluto - Charon

Post #13by John Van Vliet » 08.03.2010, 21:32

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Fenerit M
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Re: Pluto - Charon

Post #14by Fenerit » 09.03.2010, 00:47

Thanks! Just a question: does the Pluto's texture within the pack above supersede that already hosted on ML? Is more accurate or...
Never at rest.
Massimo

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Re: Pluto - Charon

Post #15by John Van Vliet » 09.03.2010, 01:05

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Fenerit M
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Re: Pluto - Charon

Post #16by Fenerit » 09.03.2010, 01:15

john Van Vliet wrote:
ps
once installed the celestia default "alt texture" is still there on the r-click menu , i did not remove this .

No problem. I'd already remove that with your previous texture.
Never at rest.
Massimo


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