****************************************************************************** dorisreport 21-Dec-2007 02:28:50 Message No 1105 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1454 = 07322 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1454 from 18-11-2007 to 24-11-2007 DORIS name (using day of start): 07322 Days of year: from 2007/322 to 2007/328 ============================================================== 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/ign07322wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07322wd06.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 1454 from 18-11-2007 to 24-11-2007 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.05 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 18-11-2007 20870 8 20862 0.0 19-11-2007 20721 3 20718 0.0 20-11-2007 20609 6 20603 0.0 21-11-2007 20621 17 20604 0.1 22-11-2007 21420 11 21409 0.1 23-11-2007 21607 7 21600 0.0 24-11-2007 20479 1 20478 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 5841 6080 5953 6026 6296 6261 6015 SPOT2 3107 3047 2994 2823 2852 3263 2913 SPOT4 5011 4805 4804 4823 4902 4980 4727 SPOT5 6903 6786 6852 6932 7359 7096 6823 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.413 0.402 0.394 0.420 0.428 0.445 0.419 SPOT2 0.431 0.426 0.421 0.416 0.429 0.412 0.435 SPOT4 0.442 0.432 0.429 0.418 0.429 0.420 0.412 SPOT5 0.393 0.378 0.368 0.380 0.395 0.396 0.388 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 1501 1481 1449 1472 1620 1536 1642 AMUB 468 492 470 451 537 410 507 ARFB 371 412 430 395 330 319 335 ASDB o 210 324 326 285 367 331 253 BEMB 1577 1499 1555 1529 1435 1227 0 BETB 381 377 396 384 416 363 360 CADB 370 449 405 429 445 422 392 CHAB 730 697 744 727 682 706 715 CICB 446 408 403 477 545 492 403 CRPB 197 259 216 203 292 176 287 DIOB 327 299 411 389 327 359 386 DJIB 479 422 401 460 450 408 418 EASB 481 415 448 423 340 429 474 FAIB o 968 1006 998 1019 1016 997 1034 FUTB 335 327 436 433 389 297 351 GREB 479 435 493 476 508 469 459 HBMB 400 493 437 439 495 420 469 HEMB 330 308 373 381 268 310 415 JIUB 575 522 510 623 626 518 512 KETB 499 483 532 537 450 535 560 KIUB 555 576 546 604 590 601 485 KOLB 575 592 482 479 605 553 578 KRUB 304 155 0 0 209 346 337 LICB 400 456 455 380 379 468 379 MAHB 277 345 297 333 310 274 342 MALB 433 392 429 471 405 449 423 MATB o 505 479 509 430 385 496 415 METB 720 609 675 697 663 635 687 MIAB 394 427 474 397 394 469 369 MONB 531 494 497 545 520 527 544 MORB 450 429 412 417 462 443 407 MSPB 546 495 449 431 552 496 548 NOWB 267 351 283 264 375 281 272 PATB 369 515 378 443 437 429 491 REUB 395 325 348 401 411 457 268 REZB 644 674 732 611 702 691 771 RIPB 712 691 780 690 681 641 531 ROUB 229 244 183 528 1194 1164 1313 SANB 487 519 424 454 524 558 447 SCRB 495 527 314 416 454 449 435 SODB o 413 421 394 444 462 434 383 SPJB 1473 1460 1454 1594 1478 1530 1463 STJB o 643 600 679 630 489 718 689 SYPB 1403 1494 1461 1353 1333 1439 1329 TLSB 577 614 611 327 280 581 579 TRIB o 419 460 630 491 475 573 480 YASB 523 592 604 387 444 531 587 YEMB 653 408 246 427 356 370 638 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 3768 2456 1766 3175 AMUB 1240 498 649 1096 ARFB 997 233 554 927 ASDB 823 84 518 854 BEMB 4475 473 1748 3940 BETB 1062 206 745 844 CADB 1063 407 744 878 CHAB 1672 974 1210 1358 CICB 1215 421 851 935 CRPB 772 89 246 721 DIOB 889 334 625 827 DJIB 1106 514 769 932 EASB 1157 386 892 1089 FAIB 2799 863 1204 2549 FUTB 1090 248 513 964 GREB 1423 209 659 1175 HBMB 1137 576 686 980 HEMB 981 173 417 929 JIUB 1369 685 1018 1105 KETB 1422 305 842 1172 KIUB 1473 454 1197 1235 KOLB 1279 815 1045 987 KRUB 914 228 513 760 LICB 1020 561 616 904 MAHB 1000 185 431 890 MALB 1017 462 770 956 MATB 1267 100 792 1223 METB 1926 413 835 1790 MIAB 1149 307 664 1037 MONB 1351 508 811 1145 MORB 1032 482 786 921 MSPB 1217 447 820 1187 NOWB 919 237 345 743 PATB 1255 547 691 979 REUB 945 387 587 858 REZB 2214 354 632 1914 RIPB 2086 606 576 1709 ROUB 1481 821 1237 1476 SANB 1296 439 770 1101 SCRB 1033 563 688 967 SODB 1225 385 640 968 SPJB 3890 1483 1882 3584 STJB 1583 761 902 1379 SYPB 3560 1849 1570 3190 TLSB 1483 527 717 1116 TRIB 1103 586 942 1123 YASB 1339 609 902 1131 YEMB 2450 581 838 1985 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 12.1 13.0 10.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 5.4 +- 1.2 mm TY = 10.9 +- 1.3 mm TZ = 1.2 +- 1.2 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.4 +- 0.2 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 0.88 0.73 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr