Here also a short link: http://tinyurl.com/uars-gtrack-v11b Simone >----Messaggio originale---- >Da: satrack@libero.it >Data: 23-set-2011 23.56 >A: <seesat-l@satobs.org> >Ogg: R: UARS: evolution of predicted decay v11b > >It is possible to see this ground track by using my online program with Google >Maps. >The following link embeds the last Ted's TLE and it will open the program >page: > >http://digilander.libero.it/SATrack/VisualSATFlareTrackerOnline.html? >q=URL&Lat=54&Lon=-110&Alt=0&jd=2455828.7409800924&MapZoom=3&LatMap=54. >19394327355318&LonMap=255. >56678567921665&l0=534154454c4c495445203730303031&l1=31203730303031552039313036334220202031313236372e313639363735393320202e3030303030303030202030303030302d30202033383232352d332030203936333135&l2=32203730303031202035362e39333636203236312e383738302030303031333536202020392e35313930203335302e343833352031362e3537393534323732313039313932 > >(The link is rather long, make sure to copy and paste all) > >Simone > > >>----Messaggio originale---- >>Da: ssl3molcz@rogers.com >>Data: 23-set-2011 21.28 >>A: <seesat-l@satobs.org> >>Ogg: UARS: evolution of predicted decay v11b >> >>USSTRATCOM has issued a higher-drag version of its epoch 11266.7447340 TLE, >which Satevo propagates to decay on Sep 24 >>about 05:23 h UTC. I have added it to the heap. >> >>http://satobs.org/seesat_ref/misc/UARS_decay_predictions_v11b.pdf >> >>I have no idea when UARS will decay, but if it were to occur on the >revolution that crosses North America just before >>06:00 UTC, and if the final descent were to occur over North America, then >the following propagated TLE should yield >>reasonable predictions. >> >>1 70001U 91063B 11267.16967593 .00000000 00000-0 38225-3 0 96315 >>2 70001 56.9366 261.8780 0001356 9.5190 350.4835 16.57954272109192 >> >>Below is the ground track of that North American transit, which is over >mostly thinly populated areas. >> >>Note the ultra-low altitude. The visible part of a decay begins at about 100 >km and is pretty much over at 50 km >>altitude. The low altitude results in a much smaller radius of visibility. >For a pass to reach 20 deg elevation, the >>observer must be within ~200 km of the object. >> >> Time Lat Long Alt-km >>-------------------------------------- >>05:47:00 50.988 N 134.934 W 84.185 >>05:47:30 52.007 N 132.131 W 84.252 >>05:48:00 52.950 N 129.197 W 84.302 >>05:48:30 53.811 N 126.134 W 84.334 >>05:49:00 54.583 N 122.944 W 84.346 >>05:49:30 55.261 N 119.635 W 84.337 >>05:50:00 55.840 N 116.215 W 84.306 >>05:50:30 56.314 N 112.698 W 84.252 >>05:51:00 56.678 N 109.101 W 84.174 >>05:51:30 56.929 N 105.443 W 84.072 >>05:52:00 57.064 N 101.745 W 83.945 >>05:52:30 57.082 N 98.032 W 83.793 >>05:53:00 56.983 N 94.326 W 83.616 >>05:53:30 56.768 N 90.653 W 83.415 >>05:54:00 56.438 N 87.034 W 83.188 >>05:54:30 55.998 N 83.489 W 82.938 >>05:55:00 55.451 N 80.037 W 82.663 >>05:55:30 54.803 N 76.691 W 82.366 >>05:56:00 54.059 N 73.462 W 82.047 >>05:56:30 53.224 N 70.357 W 81.707 >>05:57:00 52.305 N 67.382 W 81.347 >>05:57:30 51.309 N 64.537 W 80.968 >>05:58:00 50.240 N 61.822 W 80.573 >>05:58:30 49.104 N 59.235 W 80.162 >>05:59:00 47.907 N 56.771 W 79.737 >>05:59:30 46.655 N 54.427 W 79.300 >> >>Ted Molczan >> >>_______________________________________________ >>Seesat-l mailing list >>http://mailman.satobs.org/mailman/listinfo/seesat-l >> > > >_______________________________________________ >Seesat-l mailing list >http://mailman.satobs.org/mailman/listinfo/seesat-l > _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-l
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