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jamescanvin
Posted on: Aug 10 2007, 05:06 PM


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No It's not a full set, I'm missing a few hundred sols here and there.

I did regenerate the image index after adding in all the raw images backed up from before I went away.

I just tried changing my MMB directories, create new ones and then updated Oppy sol 1 pancams and all the false colour images were messed up.

e.g.
Attached Image
(resized)

Weird.

James
  Forum: Tech, General and Imagery · Post Preview: #96675 · Replies: 945 · Views: 730015

jamescanvin
Posted on: Aug 10 2007, 10:13 AM


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After migrating to my new Linux system (Ubuntu 7.04), MMB (1.5.2) seems to mismatch nearly all the images when generating the false colour. Any ideas as to what could be going wrong?

James
  Forum: Tech, General and Imagery · Post Preview: #96651 · Replies: 945 · Views: 730015

jamescanvin
Posted on: Aug 6 2007, 05:50 PM


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QUOTE (Pavel @ Aug 6 2007, 06:39 PM) *
There is little movement of the blueberries in the undisturbed area. Disturbed blueberries do move considerably. But there is one undisturbed place where something strange is going on. It looks like the soil is pushed up from an underground fissure.


That's an artifact of my processing. Because the pointing is slightly different on the two observations the blend line between the image pairs is in a slightly different place. So in that little 'uplift' area you are seeing a comparison between the top image of one and the bottom of the other, which, as the the pancam does not rotate exactly about the sensor results in a slightly different viewpoint and hence apparet motion.

Your right about nearly all the movement being from berries in the tracks. I'm sure I did find one in an undisturbed area, but i'll be darned if I can see it now.

James
  Forum: Opportunity · Post Preview: #96484 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Aug 6 2007, 02:04 PM


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QUOTE (Tesheiner @ Aug 5 2007, 01:09 PM) *
This is another take of a sequence already shot on sol 1234. It would be interesting to see the differences.


Berries on the move. blink.gif ohmy.gif



Click to get full res (5.2Mb) from my website. (First update in 6 months!)

James
  Forum: Opportunity · Post Preview: #96469 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Aug 5 2007, 09:30 AM


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Greg, you seem to have the 3rd flyby linked twice, missing the second (although they are very similar).

If you have the bandwidth the animations of the flybys from MESSENGERS p.o.v are VERY illuminating.

http://messenger.jhuapl.edu/the_mission/ani.html - scroll down.

James
  Forum: Messenger · Post Preview: #96427 · Replies: 527 · Views: 754958

jamescanvin
Posted on: Aug 4 2007, 03:03 PM


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Quite a bit of activity planned for the upcoming sol B1254 - even some pancam colour! Got to keep those electronics warm.

CODE
01254::p1299::01::2::0::0::2::0::4::front_hazcam_loco_pri_61
01254::p1399::00::2::0::0::2::0::4::rear_hazcam_loco_pri_62
01254::p1550::01::2::0::1::0::0::3::navcam_tau
01254::p1585::00::4::0::4::0::0::8::navcam_cloud_4x1_dwnsmp_RVRAz_calstart
01254::p1913::02::6::0::0::6::0::12::navcam_3x1_rvr_az_0_el_neg45_loco
01254::p2128::01::3::3::0::0::1::7::pancam_cal_targ_L257
01254::p2351::12::6::0::0::6::1::13::pancam_soria_1x2_L257
01254::p2631::01::11::0::0::0::2::13::pancam_sky_spot_L234567R34567
01254::p2687::15::4::4::0::0::4::12::pancam_wide_range_tau
01254::p2687::15::4::4::0::0::4::12::pancam_wide_range_tau


P.S. I don't know how long they have been there, or if it has been mentioned here before in my absence, but I noticed some long range planning in the database. rolleyes.gif wink.gif

CODE
01369::p1561::06::0::0::0::0::0::0::Unexpected sequence!!!!
01463::f0006::00::0::0::0::0::0::0::fs_commanded(eg_sunfind,autonav)
04216::p2619::08::0::0::0::0::0::0::Unexpected sequence!!!!


James
  Forum: Opportunity · Post Preview: #96405 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Aug 4 2007, 02:36 PM


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A day later than planned (I'm still trying to get all my processing software up and running again).

There is a bit of overlap between the A1272 navcams and those taken on A1250 from the same spot (AUCM). Of course camera moves a bit due to the differing elevations that it was pointed at so the match isn't perfect. Here's the gif.



Click for a full res version (1.9Mb)

Some quite dramatic changes.

James
  Forum: Spirit · Post Preview: #96400 · Replies: 186 · Views: 154536

jamescanvin
Posted on: Aug 4 2007, 07:30 AM


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Great work, as usual.

I'm sure you know this and it's on your long 'to do' list, but note that the forward hinges connecting the central triangle to the wings are missing.

James


PS - I see it's Spirit your modeling wink.gif
  Forum: Mars · Post Preview: #96368 · Replies: 466 · Views: 366856

jamescanvin
Posted on: Aug 2 2007, 05:28 PM


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Links are right at the bottom of the page and in English.

Nice work getting linked Ustrax.

James
  Forum: Phoenix · Post Preview: #96224 · Replies: 275 · Views: 174194

jamescanvin
Posted on: Jul 30 2007, 03:16 PM


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QUOTE (MichaelT @ Jul 30 2007, 03:48 PM) *
It would be great to revisit some of Spirit's old tracks to find out how much they might have changed.


That's not hard, Spirit is right next to loads of old tracks, some nearly 500 sols old!
  Forum: Spirit · Post Preview: #96017 · Replies: 186 · Views: 154536

jamescanvin
Posted on: Jul 20 2007, 09:03 AM


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Gusev remained at Tau = 4.0 for 1259, for those few not watching Mark's page closely.
  Forum: Opportunity · Post Preview: #95392 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Jul 19 2007, 09:07 PM


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But the question is not how much charge the batteries can hold but how much they actually have right now. I doubt the batteries are fully charged at the moment!

Also I was under the impression that Oppy could get away with quite a bit thess than 240Whr during these warm summer nights?

So all in all I don't think we can make any guesses about how long a rover can hold out under these conditions, not to mention how quickly these conditions change. We just need to hope, each sol they survive is one sol closer to the end of the storm...

James
  Forum: Opportunity · Post Preview: #95345 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Jul 19 2007, 04:10 PM


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QUOTE (djellison @ Jul 19 2007, 04:44 PM) *
Even with 200 Whrs - all I'd want to do is charge the battery.


Oh sure, I wasn't suggesting they should actually do anything, except stay alive with those 200. Save any precious spare Whr's in the battery for a rainy dusty day.
  Forum: Opportunity · Post Preview: #95322 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Jul 19 2007, 03:33 PM


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I never thorght i'd be glad to see a Tau of 4.6-4.8!

That should give about 200Whr if my maths is right. That is probably just about enough, right?

James
  Forum: Opportunity · Post Preview: #95318 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Jul 18 2007, 10:00 PM


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Actually, after thinking and reading more about this, I'm not sure it's actually possible to deep sleep during the day (unless day is like night, not impossible at the moment!) as deep sleep works by disconnecting the BCB and ends when the BCB is naturally repowered by the solar arrays at dawn (when ~0.2 Amps is generated), ending deep sleep whether you want it to or not.

James
  Forum: Opportunity · Post Preview: #95257 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Jul 18 2007, 09:38 PM


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QUOTE (Del Palmer @ Jul 18 2007, 07:14 PM) *
The batteries are disconnected from the main power bus (electrically isolated) from the solar arrays during Deep Sleep.


Ah, I'm glad sombody knows this. I've only ever been able to find reference that all *loads* are removed from the battery. As clearly something of the solar array power gets to the BCB* (as it is this power that tells the BCB to reconnect the battery in the morning) I was never sure if the battery could be charged while in deep sleep.

QUOTE (Del Palmer @ Jul 18 2007, 07:14 PM) *
You don't want to do that during the day, otherwise the batteries will not be charged.


Well unless the array power was less than the minimum 'do nothing loads', particuarly with the sholder heater, in which case the battery is not going to charge anyway. The issue is: do you want to conserve power in the battery or do you use every drop trying to stay alive...

QUOTE (Ant103 @ Jul 18 2007, 09:53 PM) *
I become te be more and more anxious about the rovers and especially for Oppy. sad.gif


Me too, only in the last few hours have I started to really worry, tau > 5 wow! sad.gif

James

* BCB = Battery Control Board
  Forum: Opportunity · Post Preview: #95255 · Replies: 543 · Views: 439134

jamescanvin
Posted on: Feb 9 2007, 12:27 AM


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QUOTE (AlexBlackwell @ Feb 9 2007, 10:58 AM) *
I haven't done a precise count, but are there "1,000 images" on the HiROC site?



<250 by my count
  Forum: MRO 2005 · Post Preview: #83054 · Replies: 63 · Views: 68722

jamescanvin
Posted on: Feb 7 2007, 04:48 AM


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Easy mistake to make! wink.gif rolleyes.gif
  Forum: Spirit · Post Preview: #82868 · Replies: 663 · Views: 767566

jamescanvin
Posted on: Feb 7 2007, 03:56 AM


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Congrats to the team on another amazing milestone. >10km >1000 sols, crazy, I still find it hard to believe.

QUOTE ('fredk')
And many more kms to come!


2 more would be a nice start - 20 times the original requirement!
  Forum: Opportunity · Post Preview: #82864 · Replies: 29 · Views: 31059

jamescanvin
Posted on: Feb 7 2007, 12:27 AM


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Spaceflight Now: Sea Launch vessels set sail for port following explosion.
  Forum: Private Missions · Post Preview: #82848 · Replies: 39 · Views: 56978

jamescanvin
Posted on: Feb 6 2007, 11:10 PM


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Here is a version of the animation shown on the programme, illustrating the transformation of my Duck Bay panorama from raw stretched jpegs to finished image.



James
  Forum: Chit Chat · Post Preview: #82843 · Replies: 57 · Views: 41977

jamescanvin
Posted on: Feb 6 2007, 03:58 AM


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Seems like a good time for a new thread.

Spirit should be on her way back to Home Plate fairly soon. To help plan this, back on sols 1081 and 1089 a long baseline anaglyph was taken in that direction, here is my attempt to put it together.




James
  Forum: Spirit · Post Preview: #82751 · Replies: 350 · Views: 246082

jamescanvin
Posted on: Feb 6 2007, 03:47 AM


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Thanks all.

The Cape Desire images from Cabo Anonimo have now been downlinked. smile.gif



James
  Forum: Opportunity · Post Preview: #82750 · Replies: 145 · Views: 153750

jamescanvin
Posted on: Feb 5 2007, 11:48 PM


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QUOTE (djellison @ Feb 6 2007, 10:27 AM) *
But then - if you put your OSX dock on the right side...there's just wierd...


That's not weird, just different! I have mine on the right - makes much more sense to have it there on a widescreen display. smile.gif


Great article John.

James
  Forum: Cassini general discussion and science results · Post Preview: #82727 · Replies: 245 · Views: 136940

jamescanvin
Posted on: Feb 5 2007, 12:42 PM


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Other versions were posted in the Bahia Blanca thread but this really belongs here.

My version of the stunning 5pm view from Cabo Anonimo.



I can't wait for one of you colouring in folks to attack this view. wink.gif

James.


And that brings up the big 1000 posts. Still, can't keep up with Spirit or Oppy sols though. smile.gif
  Forum: Opportunity · Post Preview: #82665 · Replies: 145 · Views: 153750

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