****************************************************************************** dorisreport 06-Feb-2008 13:56:29 Message No 1157 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1461 = 08006 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1461 from 06-01-2008 to 12-01-2008 DORIS name (using day of start): 08006 Days of year: from 2008/6 to 2008/12 ============================================================== 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/ign08006wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08006wd06.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 1461 from 06-01-2008 to 12-01-2008 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.34 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 06-01-2008 21234 4 21230 0.0 07-01-2008 21186 7 21179 0.0 08-01-2008 21648 6 21642 0.0 09-01-2008 21883 54 21829 0.2 10-01-2008 20719 4 20715 0.0 11-01-2008 21505 12 21493 0.1 12-01-2008 21697 37 21660 0.2 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 6443 6283 6358 6524 5632 6411 6598 SPOT2 2699 2680 2863 3022 2998 2886 2666 SPOT4 4858 4892 5047 5055 4906 4850 4977 SPOT5 7230 7324 7374 7228 7179 7346 7419 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.408 0.383 0.388 0.416 0.407 0.421 0.406 SPOT2 0.435 0.420 0.428 0.427 0.418 0.421 0.419 SPOT4 0.425 0.437 0.425 0.427 0.419 0.421 0.422 SPOT5 0.367 0.373 0.365 0.382 0.374 0.375 0.377 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 1464 1464 1611 1493 1478 1533 1636 AMUB 413 499 487 491 506 459 457 ARFB 417 359 427 403 392 403 399 ASDB o 290 266 294 309 355 277 347 BEMB 1416 1366 1523 1569 1426 1509 1491 CADB 449 424 467 456 390 473 403 CHAB 720 641 712 708 705 717 623 CICB 423 434 506 471 394 382 514 CRPB 176 216 265 95 226 265 191 DIOB 456 414 349 294 371 418 439 DJIB 407 421 405 427 423 388 445 EASB 409 448 461 394 408 491 366 FAIB o 1099 1037 1111 1126 1069 1167 990 FUTB 440 411 335 240 358 443 398 GREB 500 470 518 486 509 501 572 HBMB 469 477 461 447 436 515 475 HEMB 310 381 306 274 392 382 295 JIUB 569 552 510 585 457 540 594 KETB 514 520 488 450 578 512 483 KIUB 592 607 624 637 570 583 436 KOLB 532 467 574 639 610 434 531 KRUB 426 363 362 410 330 357 371 LICB 461 427 379 422 419 445 417 MAHB 320 297 356 377 300 299 318 MALB 442 472 426 454 409 226 373 MATB o 503 444 422 500 463 480 429 METB 762 741 739 672 672 725 704 MIAB 407 388 436 459 388 415 370 MOOB 504 556 547 388 497 543 498 MORB 365 481 470 421 438 444 452 MSPB 496 437 491 520 534 443 389 NOWB 332 288 309 329 199 223 329 PATB 427 390 454 437 446 353 432 PDMB 0 34 15 82 176 64 106 REUB 399 376 420 385 327 351 435 REZB 863 821 861 855 761 850 790 RIPB 734 666 725 696 640 659 727 ROUB 1040 1269 1060 1122 1068 986 1137 SANB 281 219 364 117 38 90 121 SCRB 391 424 446 456 510 417 430 SODB o 423 407 454 456 351 419 452 SPJB 1637 1741 1692 1680 1742 1755 1817 STJB o 600 652 594 611 607 645 562 SYPB 1428 1243 1271 1374 1370 1419 1374 TLSB 0 0 0 594 555 608 609 TRIB o 478 524 471 506 534 432 414 YASB 546 475 482 561 614 542 449 YEMB 758 885 1025 904 1050 1049 1045 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 3901 2365 1716 3180 AMUB 1209 484 635 1147 ARFB 1121 339 562 972 ASDB 835 174 529 802 BEMB 4424 497 1886 4012 CADB 1107 383 804 948 CHAB 1661 817 1182 1383 CICB 1248 387 724 996 CRPB 741 173 118 617 DIOB 902 433 755 826 DJIB 1055 365 772 955 EASB 1105 474 968 993 FAIB 3269 687 1171 2901 FUTB 1088 260 613 982 GREB 1421 414 697 1152 HBMB 1169 568 705 1052 HEMB 968 177 504 841 JIUB 1375 616 919 1169 KETB 1425 278 866 1155 KIUB 1451 499 1175 1229 KOLB 1339 620 946 1098 KRUB 1090 446 618 892 LICB 1069 490 611 965 MAHB 1037 141 479 931 MALB 987 505 704 878 MATB 1254 89 891 1198 METB 2120 498 840 1874 MIAB 1132 334 564 1012 MOOB 1297 390 857 1152 MORB 1105 392 818 934 MSPB 1321 281 814 1120 NOWB 887 285 283 769 PATB 1224 305 542 1051 PDMB 457 118 624 494 REUB 982 340 582 949 REZB 2676 260 840 2353 RIPB 1985 725 663 1663 ROUB 3289 610 1060 2978 SANB 1147 151 489 1179 SCRB 1156 416 664 974 SODB 1217 301 650 1060 SPJB 4678 1577 2270 3949 STJB 1656 373 1018 1407 SYPB 3531 1629 1570 3083 TLSB 1207 567 469 941 TRIB 1226 496 910 1024 YASB 1345 618 830 1065 YEMB 2822 1085 1038 2367 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 16.7 10.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 10.0 +- 1.6 mm TY = 0.6 +- 1.7 mm TZ = -13.3 +- 1.5 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.1 +- 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 1.17 0.57 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr