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James Webb First Images

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James Webb First Images

Postby wlbragg » Tue Jul 12, 2022 6:51 pm

Kansas and Ohio/Midwest scenery development.
KEQA, 3AU, KRCP Airport Layout
Intel i7/GeForce RTX 2070/Max-Q
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Re: James Webb First Images

Postby TheEagle » Tue Jul 12, 2022 8:30 pm

Why are the stars so pointy ? Is the lens causing this, or was that done with post-processing ?
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Re: James Webb First Images

Postby wkitty42 » Tue Jul 12, 2022 8:50 pm

TheEagle wrote in Tue Jul 12, 2022 8:30 pm:Why are the stars so pointy ? Is the lens causing this, or was that done with post-processing ?

absolutely no post processing... especially not to add diffraction spikes...

those diffraction spikes are the result of the three legs holding the secondary mirror and the 6 edges of each of the mirrors...
Image
"You get more air close to the ground," said Angalo. "I read that in a book. You get lots of air low down, and not much when you go up."
"Why not?" said Gurder.
"Dunno. It's frightened of heights, I guess."
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Re: James Webb First Images

Postby wlbragg » Tue Jul 12, 2022 9:29 pm

Kansas and Ohio/Midwest scenery development.
KEQA, 3AU, KRCP Airport Layout
Intel i7/GeForce RTX 2070/Max-Q
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Re: James Webb First Images

Postby TheEagle » Tue Jul 12, 2022 10:38 pm

Thanks @wkitty and @wlbragg for the informative material - now I can sleep much better ! ;)
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