****************************************************************************** dorisreport 20-Mar-2008 20:33:46 Message No 1200 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1465 = 08034 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1465 from 03-02-2008 to 09-02-2008 DORIS name (using day of start): 08034 Days of year: from 2008/34 to 2008/40 ============================================================== 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/ign08034wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08034wd06.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 1465 from 03-02-2008 to 09-02-2008 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.14 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 03-02-2008 21119 5 21114 0.0 04-02-2008 21088 18 21070 0.1 05-02-2008 20121 4 20117 0.0 06-02-2008 18702 1 18701 0.0 07-02-2008 15557 1 15556 0.0 08-02-2008 18632 8 18624 0.0 09-02-2008 19129 1 19128 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 6384 6319 6134 5631 4889 5750 5900 SPOT2 2739 2889 2761 2537 2304 2175 2498 SPOT4 4779 4743 4485 4174 2147 4237 4226 SPOT5 7212 7119 6737 6359 6216 6462 6504 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.416 0.403 0.414 0.414 0.411 0.412 0.400 SPOT2 0.433 0.430 0.429 0.449 0.450 0.433 0.422 SPOT4 0.430 0.428 0.421 0.421 0.428 0.442 0.416 SPOT5 0.371 0.373 0.381 0.380 0.368 0.374 0.373 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 1594 1455 1521 295 0 0 0 AMUB 489 422 450 462 408 503 453 ARFB 458 423 421 435 360 335 430 ASDB o 328 290 307 268 243 326 296 BEMB 1525 1550 1515 1320 1664 1502 1538 BETB 413 375 336 407 385 330 379 CADB 488 521 521 488 376 468 468 CHAB 647 694 708 674 732 677 669 CICB 500 480 345 398 326 468 488 CRPB 334 198 235 247 222 287 270 DIOB 297 349 382 431 407 361 355 DJIB 400 404 430 379 417 376 427 EASB 400 431 432 440 395 410 459 FAIB o 1069 1039 1041 1127 1039 999 1071 FUTB 363 324 389 478 410 396 331 GAVB 249 296 249 207 294 221 268 GREB 548 478 511 500 432 495 478 HBMB 0 0 0 210 0 0 0 HEMB 267 301 462 345 270 387 348 JIUB 596 544 464 528 334 496 568 KETB 476 503 556 554 497 532 450 KIUB 671 341 0 0 494 612 662 KOLB 595 622 518 499 563 528 559 KRUB 452 366 355 302 287 391 335 LICB 396 375 341 318 376 365 378 MAHB 0 0 111 224 364 300 330 MATB o 347 532 461 451 491 397 400 METB 676 657 667 691 684 705 658 MIAB 406 500 351 387 369 451 449 MOOB 550 432 519 527 503 566 464 MORB 461 415 424 481 381 412 520 MSPB 553 550 571 538 309 532 474 NOWB 319 313 232 204 334 333 209 PATB 512 363 466 439 398 429 398 PDMB 0 37 45 22 11 26 0 REUB 374 399 264 397 394 312 367 REZB 830 784 850 819 630 912 810 RIKB 175 425 458 441 450 328 435 ROUB 1215 949 0 0 0 0 0 SALB 399 431 619 388 444 478 407 SCRB 443 407 481 435 374 488 449 SODB o 405 460 357 448 428 337 467 SPJB 1649 1717 1695 1751 1551 1631 1610 STJB o 562 626 688 662 485 571 685 SYPB 1187 1396 1398 856 0 678 1305 TLSB 561 623 554 581 583 540 623 TRIB o 445 552 432 451 580 453 305 YASB 382 579 604 433 388 504 494 YEMB 964 1030 1059 1045 969 951 994 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 1749 1053 792 1478 AMUB 1178 432 642 1128 ARFB 1102 310 684 926 ASDB 851 109 537 816 BEMB 4452 862 1815 3944 BETB 1029 191 717 865 CADB 1111 590 817 1023 CHAB 1596 841 1200 1356 CICB 1040 421 799 956 CRPB 944 125 224 674 DIOB 916 282 705 808 DJIB 1082 358 763 927 EASB 1147 428 908 1030 FAIB 3235 583 1181 2835 FUTB 1113 275 555 931 GAVB 895 205 2 867 GREB 1341 284 771 1190 HBMB 536 558 281 487 HEMB 1071 179 499 855 JIUB 1283 632 816 1039 KETB 1343 434 833 1177 KIUB 961 506 790 708 KOLB 1323 686 1066 1043 KRUB 1034 283 592 959 LICB 1032 372 551 914 MAHB 859 258 370 751 MATB 1262 74 712 1239 METB 1888 501 830 1813 MIAB 1132 335 577 1087 MOOB 1330 459 809 1107 MORB 1176 399 776 925 MSPB 1331 414 731 1212 NOWB 813 247 276 766 PATB 1245 371 718 988 PDMB 1 71 556 0 REUB 996 299 567 876 REZB 2733 276 613 2436 RIKB 1138 427 568 980 ROUB 2258 714 821 2060 SALB 1207 497 649 1009 SCRB 1214 451 675 952 SODB 1227 375 586 982 SPJB 4971 1372 1757 3946 STJB 1623 603 832 1391 SYPB 2631 1036 1076 2321 TLSB 1666 513 742 1352 TRIB 1140 531 748 1128 YASB 1195 345 857 1170 YEMB 2931 1210 944 2382 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 14.7 15.1 12.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 6.5 +- 2.2 mm TY = 3.6 +- 2.5 mm TZ = -24.8 +- 2.8 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.8 +- 0.4 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 1.24 0.83 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr