****************************************************************************** dorisreport 24-Oct-2007 01:32:15 Message No 1034 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1445 = 07259 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1445 from 16-09-2007 to 22-09-2007 DORIS name (using day of start): 07259 Days of year: from 2007/259 to 2007/265 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-4427-2484 FAX +33-1-4427-7340 2) Products =========== All the following products are available at the CDDIS data center ftp cddis.gsfc.nasa.gov weekly sinex in free-network pub/doris/products/sinex_series/ignwd/ign07259wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07259wd06.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.eop.Z 3) Analysis Strategy ==================== The DORIS data have been processed using the Gipsy/Oasis software from the Jet Propulsion Laboratory Suggestions on which solutions should be used or not can be found in pub/doris/products/sinex_series/ign.snx.readme Complete description files can be found at CDDIS at weekly sinex in free-network pub/doris/products/sinex_series/ignwd/ignwd05.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd06.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.eop.dsc For references, the following papers are recommended : Willis, P., Y.E. Bar-Sever, G. Tavernier (2005), DORIS as a potential part of a Global Geodetic Observing System, J. Geodyn., 40(4-5), 494-501, DOI: 10.1016/j.jog.2005.06.011 Willis, P., C. Boucher, H. Fagard, Z. Altamimi (2005), Applications geodesiques du systeme DORIS a l'Institut Geographique National, Geodetic applications of the DORIS system at the French Institut Geographique National, C.R. Geoscience, 337(7), 653-662, DOI: 10.1016/j.crte.2005.03.002 Last changes in the time series data analysis: Week 678: See DORISMail #0288, start of the time series 4) Global Statistics ==================== GPS week number 1445 from 16-09-2007 to 22-09-2007 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.88 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-09-2007 23143 7 23136 0.0 17-09-2007 23476 6 23470 0.0 18-09-2007 24137 8 24129 0.0 19-09-2007 24007 1 24006 0.0 20-09-2007 22630 5 22625 0.0 21-09-2007 22107 8 22099 0.0 22-09-2007 23039 7 23032 0.0 5) Individual Statistics per satellite ====================================== The following table includes all data that have been kept in the solution (after pre and post-processing) 5.1) Number of observations per satellite ----------------------------------------- day1 day2 day3 day4 day5 day6 day7 --------------------------------------------------------------- ENVISAT 6609 6518 6753 6601 6714 6655 6626 SPOT2 3635 4283 4823 4614 2973 2585 3630 SPOT4 5340 5287 5087 5230 5319 5355 5313 SPOT5 7552 7382 7466 7561 7619 7504 7463 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.424 0.415 0.437 0.417 0.401 0.388 0.401 SPOT2 0.432 0.459 0.442 0.440 0.464 0.439 0.420 SPOT4 0.423 0.417 0.417 0.418 0.416 0.425 0.433 SPOT5 0.376 0.381 0.383 0.383 0.371 0.361 0.360 6) Individual Statistics per station ====================================== 6.1) Stations given in sinex solutions -------------------------------------- The following table includes all DORIS data that were used to generate the weekly DORIS sinex solutions o = station after a break in the DORIS time series day1 day2 day3 day4 day5 day6 day7 --------------------------------------------------------------- ADEB o 1477 1433 1390 1431 1379 1387 1330 AMUB 511 444 473 510 479 473 424 ARFB 461 401 432 450 471 416 408 ASDB o 324 326 307 356 338 331 330 BEMB 1696 1859 1896 1829 1710 1715 1799 BETB 409 421 416 422 398 285 416 CADB 483 536 461 519 557 555 484 CHAB 642 727 696 732 652 650 713 CICB 496 452 440 455 491 405 431 CRPB 386 304 290 252 241 253 217 DIOB 420 428 466 454 391 396 424 DJIB 483 411 444 470 408 416 398 EASB 450 465 526 440 403 438 407 EVEB o 235 303 310 271 241 262 245 FAIB o 1051 1038 1001 977 915 955 1013 FUTB 321 306 369 456 381 351 356 GREB 506 494 477 565 499 500 552 HBMB 489 439 420 517 390 378 439 HEMB 314 344 449 415 311 361 381 JIUB 622 494 565 594 583 500 513 KETB 477 528 605 564 550 496 573 KIUB 582 559 584 568 615 500 561 KOLB 624 609 500 555 519 463 573 LICB 440 461 409 368 371 381 375 MAHB 350 186 335 400 394 327 298 MATB o 451 485 545 488 486 516 550 METB 665 698 723 729 688 640 723 MIAB 466 512 462 379 477 430 384 MONB 480 514 576 557 534 445 507 MORB 486 432 479 505 426 406 528 MSPB 584 504 566 471 430 521 567 NOWB 293 378 285 282 360 234 236 PAQB 436 419 467 480 391 451 502 PDMB 349 348 441 388 439 404 468 REUB 332 360 347 443 436 385 410 REZB 676 695 671 584 558 656 626 RIKB 382 443 504 447 336 388 487 RIPB 749 766 741 775 778 704 714 SALB 445 382 545 434 371 511 362 SANB 541 473 494 488 583 496 497 SCRB 453 477 490 491 362 363 499 SODB o 417 466 392 506 495 400 411 SPJB 1445 1459 1524 1570 1405 1482 1449 STJB o 602 554 738 606 580 597 585 SYPB 1279 1303 1323 1403 1301 1259 1315 THUB 1254 1245 1297 1362 1232 1212 1390 TLSB 565 601 549 504 528 586 572 YASB 458 576 568 484 505 564 521 YEMB 806 1007 939 1035 983 897 905 6.2) stations rejected from solution ------------------------------------ all available stations were processed and given in the output sinex solutions 6.3) statistics per station and per satellite (stations in sinex) ----------------------------------------------------------------- ENVISAT SPOT2 SPOT4 SPOT5 ------------------------------------- ADEB 3838 1328 1707 3252 AMUB 1226 501 619 1107 ARFB 1151 398 647 958 ASDB 946 275 512 840 BEMB 4940 1486 2400 4116 BETB 1010 424 705 841 CADB 1180 661 937 951 CHAB 1603 770 1249 1335 CICB 1154 429 877 940 CRPB 945 139 223 800 DIOB 884 592 718 934 DJIB 1078 416 784 919 EASB 1145 583 838 1069 EVEB 499 320 438 734 FAIB 2891 822 1084 2567 FUTB 1097 339 520 854 GREB 1419 497 638 1193 HBMB 1164 444 712 916 HEMB 1068 194 542 930 JIUB 1405 594 1013 1092 KETB 1413 480 874 1209 KIUB 1469 619 1123 1190 KOLB 1326 567 1100 1032 LICB 1047 363 648 934 MAHB 1040 235 468 852 MATB 1253 560 724 1188 METB 1922 620 847 1784 MIAB 1151 484 668 1064 MONB 1357 569 760 1094 MORB 1175 560 766 935 MSPB 1350 413 807 1188 NOWB 774 200 380 892 PAQB 1210 460 729 970 PDMB 994 340 571 1123 REUB 948 459 601 858 REZB 2028 409 529 1785 RIKB 1170 406 586 1007 RIPB 2145 612 865 1780 SALB 1183 285 739 1010 SANB 1342 513 710 1141 SCRB 1193 461 662 943 SODB 1202 442 666 938 SPJB 3826 1344 1881 3646 STJB 1520 642 944 1376 SYPB 3626 1157 1506 3191 THUB 3311 1388 1592 3092 TLSB 1620 359 774 1320 YASB 1287 466 930 1135 YEMB 2458 906 1460 2100 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT SPOT2 SPOT4 SPOT5 ------------------------------------- 7) External Comparisons ======================= (for information) 7.1) Stations coordinates ------------------------- Looking at the transformation results Comparing with solution ign07d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 15.1 18.7 13.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 0.4 +- 1.1 mm TY = 4.7 +- 0.9 mm TZ = 44.1 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.3 +- 0.1 ppb 7.4) Earth Orientation Parameters --------------------------------- External comparison with JPL/GPS EOP values number of days compared X_POLE_RMS (mas) Y_POLE_RMS (mas) ------------------------------------------------------------------ 7 1.26 0.74 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr