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Exploring Mt Sharp north of the dunes - Part 2: Beyond Big Sky, Site 50-51, sol 1148-1171, October 29, 2015-November 23, 2015
Explorer1
post Nov 21 2015, 05:25 PM
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Memories of El Dorado at Gusev... Will Curiosity be actually able to measure their movement on the ground, some sort of time-lapse measurements at the edges, maybe?
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Phil Stooke
post Nov 21 2015, 05:42 PM
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Almost certainly the rover would not be in one place long enough to see any movement of the dune. But it might be feasible to take high resolution MAHLI images showing individual grains several times over a few sols and get an estimate of the number of moving grains per square meter per sol, and relate it to wind speed.

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fredk
post Nov 21 2015, 06:30 PM
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The movement is on the order of 1 m/yr, or 1 cm per few days, so conceivably we might see some changes at the edges. Of course that will depend on how well-defined (ie how sharp) those edges are. More importantly, it'll depend on how uniform that movement is over the Martian year. Most of the movement might happen in a relatively short interval, such as during the summer dust storm season, in which case we might be out of luck.
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serpens
post Nov 21 2015, 10:19 PM
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Well Curiosity's ability to determine wind direction may be constrained, but in this area at least they will be able to correlate wind direction and velocity.
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jvandriel
post Nov 22 2015, 01:52 PM
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The Navcam L images taken on Sol 1168 and Sol 1169 stitched together.

Jan van Driel

Attached Image
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PaulH51
post Nov 23 2015, 03:32 AM
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1158 L-MastCam, 27x1 preview of the 360 degree panorama (MS ICE and processed) Some exposure issues at the overlaps on the RH side


Flickr Original Size 29184 x 1374 pixels LINK

No Imgur mirror link (failed to UL properly)
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Julius
post Nov 23 2015, 10:28 AM
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I note that it was mentioned that the study of the upcoming Bagnold dune field is the first attempt of its sort with regards to Mars exploration. I recall the El Dorado dune at the Spirit landing sight in Colombia Hills . Is that a completely different structure or something similar?
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PaulH51
post Nov 23 2015, 11:53 AM
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Just for fun.... The Bagnold Dunes: EDL to Sol 1171, Using browse MARDI images from the Analyst's Notebook and a revised JPL location map. I have annotated the approximate location of Bradbury Landing and sol 1172 onto the lower middle MARDI Frame.

Flickr Original Size 6324 x 3066 pixels LINK

Imgur mirror LINK
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Herobrine
post Nov 23 2015, 03:55 PM
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Combined NAVCAM travel animation for Sols 1167-1168 is 93 frames.
Here's a small preview of the left NAVCAM's view.
Attached Image
And here is the full-size stereo pair animation for Parallel and Cross-Eye viewing. File sizes are 14.3 MiB each.
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Bill
post Nov 23 2015, 07:36 PM
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QUOTE (climber @ Nov 9 2015, 12:54 PM) *
Do We have a meteorite (black rock) at 10h30 approx ?

Effectively, it looks like an iron meteorite (sol1158).
Sadly far away now.
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atomoid
post Nov 23 2015, 09:55 PM
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QUOTE (Bill @ Nov 23 2015, 11:36 AM) *
Effectively, it looks like an iron meteorite (sol1158).
Sadly far away now.

If that rock at 10h30 is the one from sol1158 mastcam or navcam, it looks like run of the mill crater ejecta to my untrained eye at least.
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PaulH51
post Nov 24 2015, 01:15 AM
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Bedrock Study: Sol 1171 mosaic of ChemCam-RMI's, context shown on L-MastCam from 1168

Flickr Original Size 2890 x 1212) pixels LINK
Imgur Mirror LINK
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sittingduck
post Nov 24 2015, 02:01 PM
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Haven't seen this here before so thought I'd share Sol 1157 [12615x2102].

Lossless upload via Theory Send: http://theorysend.com/uploads/4f5e017c229e...2f6da6c52b8389a

Very lossy upload via Imgur: http://i.imgur.com/wcViqEx.jpg (do not recommend sad.gif )

25% size thumbnail attached.
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jamescanvin
post Nov 26 2015, 08:45 AM
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We have arrived at the dunes, so time for a new thread.

Exploring Mt Sharp - The Dunes - Part 1: Bagnold Dunes, Site 51-, Sol 1172-, November 24, 2015-...


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PaulH51
post Nov 28 2015, 07:00 AM
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Sol 1160: R-MastCam, 64 frame mosaic looking north-west capturing part of Brandberg. Enhanced colours, assembled in MS ICE.

Flickr Original Size 15131 x 7564 pixels LINK
Imgur (reduced during UL) LINK
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