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Space Forum / Space History / July 2009



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LRO images start coming in

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Pat Flannery - 03 Jul 2009 21:27 GMT
http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090702_a.html

Pat
GREEN - 04 Jul 2009 00:12 GMT
> http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090702_a.html

Don't tell me, let me guess. Lots of craters and dust.  As if nothing
at all has happened there in a terribly long time. And they seem to
think they'll find water there.

Sometimes I have to actually pinch myself. And make sure this
isn't all some fictional delusion, but real live honest to god collective
insanity I'm witnessing.

While much of the world still burns in misery, our 'scientific' elite
spend their days dreaming of ...BUILDING GARDENS.... in the
coldest driest....most desolate place.... they could possibly find
and in the....most distant place... they could possibly afford.

What we need to build is a spaceship that can hold all these so-called
decision makers and send them straight into the Sun.

Lunatics Everywhere!

Like that great old song.....chillingly like!

  "And if the cloud bursts, thunder in your ear
      You shout and no one seems to hear
       And if the band you're in starts playing different tunes
    Ill see you on the dark side of the moon."

http://www.youtube.com/watch?v=RPzMk_p3OMI

s

> Pat
Fevric J. Glandules - 04 Jul 2009 00:17 GMT
> http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090702_a.html

Yay!

But I do feel sorry for the poor sap that's going to have to carefully
fudge some Apollo descent stages into the images we'll have soon...
BradGuth - 04 Jul 2009 02:25 GMT
> >http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090...
>
> Yay!
>
> But I do feel sorry for the poor sap that's going to have to carefully
> fudge some Apollo descent stages into the images we'll have soon...

Since we never get to see the original raw image data, much less all
of whatever gets imaged, and the specific bandpass isn't even
specified, a 5th grader could just as easily do it, and no one could
be the wiser.

~ BG
BradGuth - 05 Jul 2009 22:51 GMT
> http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090...
>
> Pat

Coming soon, 19+ entire orbits per day, with >0.5 meter resolution
plus terrific dynamic range, along with 7 nifty bandpass filters and
otherwise nothing but the ultimate best technology of observationology
application anywhere to be found.

Even though our Selene/moon is on average nearly as dark as coal, this
effort should give us nearly EVA surface details as well as those
mineral fluorescence colors from the most solar illuminated to within
many of the most shaded of surfaces, meaning there should not be
hardly anything recorded as pitch black unless its only starshine
illuminated, because of the local secondary photons and otherwise via
earthshine alone should be more than sufficient to fill those shadows
with a sufficient saturation of photons for the LORC to record.

However, it remains to be seen how much of our spendy LORC dynamic
range and of which narrow spectrum bandpass filtered images we're ever
going to get to see.  Just because our NASA and especially of this
mission is 100% public funded, as such doesn't mean that we're
entitled to the best of results or anything original as is.

~ BG
BradGuth - 06 Jul 2009 00:05 GMT
> http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc_20090...
>
> Pat

Apollo: “Color images will use 48-bit pixels to capture the full
dynamic range of the film. Robinson says that combining high
resolution and wide brightness range produces very large raw image
files.”
http://researchstories.asu.edu/2007/09/back_to_the_moondigitally.html

“The project will take about three years to complete. Technicians will
scan some 36,000 images. These include about 600 frames in 35 mm.
There are also almost 20,000 Hasselblad 60 mm frames (color, and black
and white), more than 10,000 mapping camera frames, and about 4,600
panoramic camera frames.”

“To extract all the details from the film, Robinson decided to scan
the black and white images at a resolution of 200 pixels per
millimeter. That is far beyond what most scanning involves. Color
images are at 100 or 120 pixels per millimeter.”

"We're going well past the film grain," White says.
“The scanner was built by Leica Geosystems. Its software was specially
modified for the project to increase the brightness range from the
normal 12-bit tone depth to 14 bits. This means black and white images
record more than 16,000 shades of gray. Color images will use 48-bit
pixels to capture the full dynamic range of the film.”

We needed this effort as of nearly 4 decades ago, or even as of one
decade ago.

The DR of their LORC KLI-5001G image detector is worth 66 db

Imager ADC9225 is an eight-channel by 12 bit/digit ADC (96 bit)

http://www.lpi.usra.edu/meetings/leagilewg2008/presentations/oct28pm/Vondrak.pdf

http://www.kodak.com/global/plugins/acrobat/en/business/ISS/productsummary/Linea
r/KLI-5001ProductSummary.pdf


~ Brad Guth Brad_Guth Brad.Guth BradGuth BG / “Guth Usenet”
 
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