****************************************************************************** dorisreport 29-Apr-2009 06:27:57 Message No 1606 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1520 = 09053 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1520 from 22-02-2009 to 28-02-2009 DORIS name (using day of start): 09053 Days of year: from 2009/53 to 2009/59 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-5727-8481 FAX +33-1-5727-8482 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/ign09053wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09053wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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/ignwd08.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd09.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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 4) Global Statistics ==================== GPS week number 1520 from 22-02-2009 to 28-02-2009 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.76 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 22-02-2009 26293 33 26260 0.1 23-02-2009 26534 10 26524 0.0 24-02-2009 17068 7 17061 0.0 25-02-2009 16425 2 16423 0.0 26-02-2009 25751 16 25735 0.1 27-02-2009 25718 7 25711 0.0 28-02-2009 26119 3 26116 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 9233 9308 9351 9185 9079 9077 9101 SPOT2 2175 2375 2297 1968 2121 2063 2408 SPOT4 5625 5726 5413 5270 5434 5421 5657 SPOT5 9227 9115 0 0 9101 9150 8950 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.459 0.477 0.432 0.437 0.439 0.428 0.445 SPOT2 0.429 0.433 0.440 0.404 0.434 0.448 0.444 SPOT4 0.435 0.432 0.421 0.434 0.445 0.419 0.430 SPOT5 0.401 0.441 0.000 0.000 0.407 0.391 0.396 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 1587 1625 1566 1542 1685 1566 1635 AMUB 504 376 443 440 491 516 370 ARFB 182 275 328 169 0 0 0 ASDB o 309 330 315 311 329 320 291 BEMB 1521 1374 1373 1416 1525 1494 1502 BETB 437 397 361 399 429 392 375 CADB 379 562 433 442 480 446 429 CHAB 693 738 596 667 658 666 633 CIDB 452 392 367 431 461 429 472 CRPB 448 392 391 358 485 467 412 DIOB 354 397 304 371 387 361 305 DJIB 402 345 393 405 402 387 441 EASB 339 409 487 401 375 415 413 EVEB o 203 258 279 176 289 224 222 FAIB o 1024 939 1029 936 894 1023 1021 GREB 477 528 374 452 471 473 490 HBMB 431 464 442 503 443 365 516 HEMB 335 452 431 402 311 402 410 JIUB 520 371 426 446 490 493 554 KETB 448 566 526 516 453 444 538 KIUB 545 446 571 561 573 566 568 KOLB 602 563 458 478 519 476 576 KRUB 345 453 367 367 424 412 380 MAHB 364 317 321 328 295 336 328 MALB 408 401 395 163 0 0 0 MANB o 438 400 409 393 392 365 348 METB 571 574 569 643 597 684 658 MIAB 407 423 397 337 457 441 384 MOOB 398 503 558 559 533 600 496 MORB o 451 402 426 428 405 328 468 MSPB 480 525 494 451 465 508 539 NOWB 303 433 327 341 334 338 280 PATB 427 419 433 476 420 371 394 PDMB o 449 414 527 360 311 481 391 REUB o 326 382 279 338 410 351 393 REZB 604 684 740 594 623 591 585 RIKB o 384 388 434 356 344 385 446 RIQB 625 649 619 698 621 625 613 ROUB 1081 1151 1017 1003 1076 1094 1059 SANB 406 457 354 335 468 392 416 SCRB 337 435 455 437 411 403 430 SODB o 405 318 301 399 416 353 370 SPJB 1403 1442 1404 1415 1507 1306 1393 STJB o 553 497 663 588 463 574 556 SYPB 1255 1230 1352 1229 1252 1189 1291 THUB 1180 1044 1198 1192 1170 1275 1284 TLSB 583 608 560 552 540 526 549 YASB 490 554 434 443 453 552 543 YEMB 476 328 480 436 262 392 442 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 3816 1573 3022 3247 AMUB 1194 396 592 1140 ARFB 905 117 465 841 ASDB 941 132 516 869 BEMB 4420 530 1807 3942 BETB 1148 349 694 913 CADB 1148 436 828 949 CHAB 1707 540 1211 1386 CIDB 1181 345 686 958 CRPB 1365 276 426 1149 DIOB 889 185 666 852 DJIB 1108 240 747 922 EASB 1160 326 880 1063 EVEB 502 122 412 746 FAIB 2880 685 1152 2538 GREB 1392 189 659 1184 HBMB 1314 335 702 1002 HEMB 1143 338 494 966 JIUB 1406 365 786 1077 KETB 1588 227 605 1298 KIUB 1519 313 1134 1216 KOLB 1324 481 1072 1045 KRUB 1146 275 676 980 MAHB 1087 79 419 905 MALB 947 363 721 912 MANB 1236 172 655 993 METB 1849 294 600 1800 MIAB 1190 127 610 1066 MOOB 1351 548 833 1104 MORB 1207 247 729 922 MSPB 1335 321 805 1187 NOWB 1014 275 261 992 PATB 1277 280 619 1002 PDMB 1253 228 642 1133 REUB 1007 311 556 884 REZB 1965 372 693 1755 RIKB 1151 186 687 971 RIQB 1947 378 652 1684 ROUB 3269 362 1236 2896 SANB 1305 232 365 1137 SCRB 1178 291 681 939 SODB 1215 182 573 959 SPJB 4238 963 1705 3328 STJB 1597 232 868 1370 SYPB 3700 1058 1094 3289 THUB 3136 580 1512 3440 TLSB 1663 350 775 1335 YASB 1370 268 828 1174 YEMB 2067 59 673 1724 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 ign09d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 10.9 13.9 11.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 4.8 +- 1.0 mm TY = 5.2 +- 1.0 mm TZ = 20.1 +- 0.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.8 +- 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 0.43 0.34 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr