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gpurcell
Posted on: Feb 16 2005, 02:50 PM


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Found this while trolling around the NASA site:

http://www.hq.nasa.gov/office/apio/ppt/mar...pt#424,23,Solar Power Availability (Function of Latitude and Martian Season – Ls)

What is really interesting is how much better the power situation gets for Spirit!

H/T to Nasawatch on this one!
  Forum: Spirit · Post Preview: #5487 · Replies: 1 · Views: 3995

gpurcell
Posted on: Feb 10 2005, 11:19 PM


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Yeah, but in 2015 we'll be posting on a BBS where some 20-year old cracker will wonder why the thing wasn't launched with a 30 MB camera and 1GB/sec data transfer capabilities...after all, you can get it at any Best Buy!
  Forum: New Horizons · Post Preview: #5275 · Replies: 1628 · Views: 1113844

gpurcell
Posted on: Jan 15 2005, 05:50 PM


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DISCOVERY class??? No way in Hell.
  Forum: Titan · Post Preview: #4251 · Replies: 33 · Views: 26524

gpurcell
Posted on: Jan 15 2005, 06:59 AM


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What I am wondering is whether we have a true ground temperature recorded yet, or if the -180 C is from earlier modeling.

Mistyped "water" for "liquid"...Sorry!
  Forum: Titan · Post Preview: #4197 · Replies: 665 · Views: 396001

gpurcell
Posted on: Jan 15 2005, 06:40 AM


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It DID land in a stream! Look at the large rock on the left bottom of the animated GIF. You can CLEARLY see water lapping over the top!

Did we get a temperature reading at "sea level" yet?
  Forum: Titan · Post Preview: #4193 · Replies: 665 · Views: 396001

gpurcell
Posted on: Jan 15 2005, 06:35 AM


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I think people are misinterpreting the channels. They might look like they are flowing the wrong way, but they aren't. Rather, they're all coming off of a highland and flowing down to the sea.

For it is a sea. It must be.
  Forum: Titan · Post Preview: #4191 · Replies: 42 · Views: 30616

gpurcell
Posted on: Jan 14 2005, 06:40 PM


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Ugh. This sounds bad for the DISR images.

How is the data interwoven between the channels? We we lose whole shots, will there be missing patches within shots, or will the image be or lower resolution?
  Forum: Titan · Post Preview: #4063 · Replies: 665 · Views: 396001

gpurcell
Posted on: Jan 13 2005, 04:37 PM


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M12
  Forum: Titan · Post Preview: #3943 · Replies: 83 · Views: 52072

gpurcell
Posted on: Jan 13 2005, 06:18 AM


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My predictions:

Only the final set of images will show detail of landforms...the earlier sets will be little but haze.

Icy surface with some rocks sticking out. No liquid.

Lander will fail on contact with ground.
  Forum: Titan · Post Preview: #3914 · Replies: 26 · Views: 17782

gpurcell
Posted on: Jan 13 2005, 06:01 AM


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Wow, Spirit really hasn't achieved much vertical progress! I am really beginning to doubt how high they'll actually be able to get the rover up into the hills. Hopefully they find some interesting bedrock on the slopes....
  Forum: Spirit · Post Preview: #3913 · Replies: 59 · Views: 40668

gpurcell
Posted on: Dec 21 2004, 09:38 PM


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QUOTE (djellison @ Dec 21 2004, 10:16 AM)
Opportunity's now done the same thing - as I expected, about 2 weeks after Spirit did it - to make it similar exposure times on the surface


And - well - it looks obvious to me how things have happened - a dust devil or similar feature has crossed over opportunity - and taken dust with it. In areas of turbulance around the pancam hold-down bracket where wind speed would have dropped - the dust was dropped also, like silt on the apex of a river bend?














Doug

What great, great luck!

Why do I have the feeling that Opportunity will still be rolling around this time a year from now!
  Forum: Spirit · Post Preview: #3123 · Replies: 19 · Views: 18749

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