****************************************************************************** dorisreport 30-Jul-2008 06:11:39 Message No 1325 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1486 = 08181 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1486 from 29-06-2008 to 05-07-2008 DORIS name (using day of start): 08181 Days of year: from 2008/181 to 2008/187 ============================================================== 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/ign08181wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08181wd06.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 1486 from 29-06-2008 to 05-07-2008 Total number of stations = 52 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.75 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 29-06-2008 21113 26 21087 0.1 30-06-2008 20998 5748 15250 27.4 01-07-2008 19264 21 19243 0.1 02-07-2008 22400 22 22378 0.1 03-07-2008 20533 3 20530 0.0 04-07-2008 21442 3 21439 0.0 05-07-2008 20121 6 20115 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 6484 637 4596 6946 5293 6475 5906 SPOT2 2783 2669 2658 2581 2676 2631 2747 SPOT4 4646 4596 4603 5035 4937 4908 4490 SPOT5 7174 7348 7386 7816 7624 7425 6972 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.425 0.426 0.426 0.444 0.425 0.427 0.420 SPOT2 0.417 0.419 0.415 0.450 0.474 0.433 0.439 SPOT4 0.410 0.409 0.427 0.419 0.428 0.407 0.401 SPOT5 0.395 0.380 0.387 0.391 0.374 0.369 0.370 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 --------------------------------------------------------------- ADFB 1742 1686 1583 1657 1747 1571 1782 AMUB 459 519 401 483 464 485 392 ARFB 409 312 296 396 437 351 366 ASDB o 283 297 278 332 328 246 290 BEMB 0 0 283 1475 1365 1093 0 BETB 348 332 401 410 355 368 365 CADB 524 320 0 0 0 0 0 CHAB 625 664 701 644 629 773 639 CICB 390 402 313 428 466 380 456 CRPB 172 220 203 217 203 240 228 DIOB 427 455 439 397 404 376 355 DJIB 423 428 423 427 436 373 460 EASB 399 479 350 382 413 497 428 EVEB o 288 276 186 260 208 245 245 FAIB o 987 876 819 922 963 972 880 FUTB 314 283 463 415 264 312 357 GREB 467 445 378 506 504 541 411 HBMB 436 447 510 508 403 441 451 HEMB 285 392 353 253 296 437 319 JIUB 370 477 348 515 407 432 420 KETB 478 505 413 408 553 513 458 KIUB 514 513 497 554 512 510 536 KOLB 650 505 505 558 542 546 538 KRUB 380 435 370 479 453 391 413 LICB 539 420 476 429 403 389 485 MAHB 369 350 282 301 256 365 346 MANB o 485 400 400 466 405 470 531 MATB o 406 414 416 386 467 365 391 METB 632 629 611 587 603 526 555 MIAB 352 399 281 405 474 356 315 MOOB 506 466 464 552 513 558 435 MORB 396 411 374 506 336 427 511 MSPB 542 441 418 470 455 507 542 NOWB 399 256 292 388 371 316 290 PATB 373 380 479 486 435 386 487 PDMB 420 445 394 434 512 421 392 REUB 145 41 128 228 174 88 57 REZB 577 704 639 597 740 721 675 RIKB 413 457 375 308 393 490 422 RIQB 706 648 516 666 692 685 661 ROUB 1192 1092 996 1094 1117 1166 1001 SALB 0 0 0 166 114 142 210 SANB 467 477 332 473 453 416 380 SODB o 396 351 316 441 344 401 351 SPJB 1383 1372 1414 1458 1378 1561 1465 STJB o 555 718 572 559 658 550 688 SYPB 1317 1326 1201 1218 1249 1306 1315 THUB 1110 1197 1127 1244 1110 1119 1083 TLSB 0 486 515 633 566 611 506 TRIB o 308 302 226 276 378 310 231 YASB 572 549 480 457 541 535 515 YEMB 752 803 809 448 0 0 0 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 ------------------------------------- ADFB 3901 2072 3099 3170 AMUB 1084 599 624 1100 ARFB 1100 326 392 935 ASDB 884 104 491 851 BEMB 3507 350 1525 3299 BETB 1063 169 673 850 CADB 849 380 624 711 CHAB 1656 813 1056 1337 CICB 1227 289 649 954 CRPB 702 92 212 672 DIOB 945 394 811 878 DJIB 1152 392 748 928 EASB 999 468 838 1095 EVEB 501 200 431 749 FAIB 2645 534 1164 2555 FUTB 1091 203 493 942 GREB 1358 342 683 1164 HBMB 1154 465 770 966 HEMB 1087 170 321 934 JIUB 1332 236 691 1126 KETB 1338 230 769 1199 KIUB 1312 413 1078 1215 KOLB 1338 723 1032 1001 KRUB 1191 427 703 877 LICB 1092 588 703 927 MAHB 919 272 330 922 MANB 1285 420 604 968 MATB 1290 179 347 1194 METB 1802 378 482 1781 MIAB 1061 352 592 999 MOOB 1157 442 906 1151 MORB 1092 328 712 958 MSPB 1318 300 722 1183 NOWB 875 255 443 842 PATB 1216 288 753 995 PDMB 1243 150 631 1173 REUB 756 90 574 744 REZB 2050 436 770 1826 RIKB 1118 323 590 1035 RIQB 1871 719 612 1624 ROUB 3079 571 1368 2982 SALB 0 572 651 0 SANB 1212 423 546 1066 SODB 1068 362 413 941 SPJB 3905 1421 1773 3332 STJB 1552 656 869 1405 SYPB 3448 1593 1206 3133 THUB 3074 543 1381 3403 TLSB 1610 404 690 1277 TRIB 1144 0 2 1122 YASB 1348 542 846 1090 YEMB 2115 706 759 1980 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 13.3 15.4 13.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -8.9 +- 1.5 mm TY = 15.1 +- 1.5 mm TZ = 11.5 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.0 +- 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 1.72 0.87 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr