Opportunity Route Map |
Opportunity Route Map |
Guest_Sunspot_* |
Apr 19 2005, 07:23 PM
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#436
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Apr 19 2005, 07:27 PM
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#437
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Member Group: Members Posts: 109 Joined: 9-April 04 Member No.: 66 |
Well, it's quite a ways to Victoria. I'm thinking Erebus will be like Vostok.
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Apr 19 2005, 07:51 PM
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#438
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Solar System Cartographer Group: Members Posts: 10169 Joined: 5-April 05 From: Canada Member No.: 227 |
This is the view ahead to the Erebus area... pancams from sol 437. At the top of my image I have cropped out the horizon and mosaicked the three frames together with a bit of tonal adjustment. The lower half is the near-horizon section of the above image with about tenfold vertical exaggeration. This is an interesting way to get a better feel for subtle topography near the horizon (I've been doing it for Viking Lander 2, trying to find its exact location, which is still not known exactly... more news on this later!)
So there will to be something to see at Erebus, but it's still hard to match what we see in this image to the MOC images. Phil -------------------- ... because the Solar System ain't gonna map itself.
Also to be found posting similar content on https://mastodon.social/@PhilStooke Maps for download (free PD: https://upload.wikimedia.org/wikipedia/comm...Cartography.pdf NOTE: everything created by me which I post on UMSF is considered to be in the public domain (NOT CC, public domain) |
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Apr 19 2005, 08:30 PM
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#439
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Senior Member Group: Members Posts: 2492 Joined: 15-January 05 From: center Italy Member No.: 150 |
QUOTE (Nirgal @ Apr 18 2005, 09:00 AM) @dilo, Maybe this is an FAQ, but: the color image you posted is from one of those series where they use 2 filters from different sides each (i.e Right 1, Left 2) So how do you (and others) align the left/right pictures such that there is no pixel-offset from the left/right eye perspective in the different color channels ? (As I've been focused on the "single band-coloring", I havn't done much multi-band colorizing or stereo-anaglyph related stuff so far ... ) Nirgal, I apologize for my late reply... Image I posted is not a "colorized" one, but was obtained from two couples of subframes (512x512) taken wit PanCam using filters R1 and R2 and stitched by me. I know that these aren't real color filters, but I managed RGB balancing and "color dominance" in order to abtain most realistic results... Incidentally, also I estimated about 200m distance from Voyager crater based on this picture... -------------------- I always think before posting! - Marco -
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Apr 19 2005, 08:39 PM
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#440
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Senior Member Group: Members Posts: 2492 Joined: 15-January 05 From: center Italy Member No.: 150 |
QUOTE (gregp1962 @ Apr 19 2005, 05:47 PM) Yes, and the interesting thing is that "grain [of etched terrain] is caused by the very large ripples"... http://athena1.cornell.edu/news/mubss/ But, hey, nobody noticed that "bluberries" seem disappeared now!!??!! Yes, we do not have recent microscopic camera pictures, but based on PanCam close-up like this below, now we have finer irregular-shaped objects! -------------------- I always think before posting! - Marco -
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Apr 19 2005, 08:42 PM
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#441
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Founder Group: Chairman Posts: 14432 Joined: 8-February 04 Member No.: 1 |
I still see plenty of blueberries in there - but I think they may be becoming less dense, and mainly on one side of each dune.
Doug |
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Apr 19 2005, 09:31 PM
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#442
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Senior Member Group: Members Posts: 2492 Joined: 15-January 05 From: center Italy Member No.: 150 |
QUOTE (djellison @ Apr 19 2005, 08:42 PM) I still see plenty of blueberries in there - but I think they may be becoming less dense, and mainly on one side of each dune. Doug Maybe...but wath about shape? It seems unusual to me... -------------------- I always think before posting! - Marco -
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Apr 19 2005, 09:57 PM
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#443
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Founder Group: Chairman Posts: 14432 Joined: 8-February 04 Member No.: 1 |
I guess ones that spend their time further from outcropping are generally older and thus more erroded?
Doug |
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Apr 19 2005, 10:10 PM
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#444
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Senior Member Group: Members Posts: 3419 Joined: 9-February 04 From: Minneapolis, MN, USA Member No.: 15 |
QUOTE (djellison @ Apr 19 2005, 03:42 PM) I still see plenty of blueberries in there - but I think they may be becoming less dense, and mainly on one side of each dune. Doug Yep, the blueberries are becoming less and less a percentage of the soils here. I'm still convinced we're seeing the deposition of the erosion products from the evaporite layer. Soil analyses of these lighter-colored dunes will determine that for sure, I imagine. I'm still thinking that this isn't "true" etched terrain, regardless of what Squyres calls it. This is deposition of lighter-colored sand in the dunes. The "true" etched terrain is south and west of Oppy -- where there are exposed ridges of evaporite sticking out from the sand dunes. Ridges that look to me like they're the remnants of the ejecta "splash" from the ancient crater cluster of which Erebus is a part. -the other Doug -------------------- “The trouble ain't that there is too many fools, but that the lightning ain't distributed right.” -Mark Twain
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Guest_Sunspot_* |
Apr 19 2005, 10:47 PM
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#445
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Apr 20 2005, 04:34 AM
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#446
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Senior Member Group: Members Posts: 2228 Joined: 1-December 04 From: Marble Falls, Texas, USA Member No.: 116 |
WooHoo! An updated route map. It looks like it's about a half kilometer away, as the man said. It's still hard to say what we will see when we get there, but if the rim outcrops were much taller than the intervening dunes, they'd be more prominent by now. We'll need to be patient for another couple of hundred meters before we can start placing the serious bets.
-------------------- ...Tom
I'm not a Space Fan, I'm a Space Exploration Enthusiast. |
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Apr 20 2005, 08:51 AM
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#447
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Rover Driver Group: Members Posts: 1015 Joined: 4-March 04 Member No.: 47 |
QUOTE (Chmee @ Apr 19 2005, 07:09 PM) It seems to me too much of a coincidence that these tiny, very fresh mini-craters happen to be the area of Oppy. My guess would be that it is a result of the cruise stage breaking up on re-entry. Either that, or they are just very common in this area. we don't have data from other spots close by, so who knows.. |
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Apr 20 2005, 08:59 AM
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#448
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Member Group: Members Posts: 257 Joined: 18-December 04 Member No.: 123 |
QUOTE (Sunspot @ Apr 19 2005, 10:47 PM) If I didn't know any better I'd day that was taken out in the ocean on a calm day. An ocean here on Earth by the by Wonderful image. Thanks jG -------------------- Turn the middle side topwise....TOPWISE!!
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Apr 23 2005, 06:14 AM
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#449
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Senior Member Group: Members Posts: 2492 Joined: 15-January 05 From: center Italy Member No.: 150 |
QUOTE (dilo @ Apr 19 2005, 08:30 PM) Nirgal, I apologize for my late reply... Image I posted is not a "colorized" one, but was obtained from two couples of subframes (512x512) taken wit PanCam using filters R1 and R2 and stitched by me. I know that these aren't real color filters, but I managed RGB balancing and "color dominance" in order to abtain most realistic results... Incidentally, also I estimated about 200m distance from Voyager crater based on this picture... Another "false color" stitching from Sol 442 -------------------- I always think before posting! - Marco -
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May 23 2005, 03:42 AM
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#450
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Senior Member Group: Members Posts: 1887 Joined: 20-November 04 From: Iowa Member No.: 110 |
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