****************************************************************************** dorisreport 03-Oct-2007 01:25:16 Message No 1013 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1442 = 07238 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1442 from 26-08-2007 to 01-09-2007 DORIS name (using day of start): 07238 Days of year: from 2007/238 to 2007/244 ============================================================== 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/ign07238wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07238wd06.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 1442 from 26-08-2007 to 01-09-2007 Total number of stations = 51 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.97 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 26-08-2007 23969 6 23963 0.0 27-08-2007 23777 11 23766 0.0 28-08-2007 24294 3 24291 0.0 29-08-2007 24169 2 24167 0.0 30-08-2007 24391 16 24375 0.1 31-08-2007 24177 8 24169 0.0 01-09-2007 21479 5 21474 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 6722 6816 6815 6569 6889 6762 6747 SPOT2 4186 4053 4606 4879 4675 4306 3819 SPOT4 5369 5309 5236 5099 5155 5362 3424 SPOT5 7686 7588 7634 7620 7656 7739 7484 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.409 0.403 0.409 0.393 0.400 0.410 0.415 SPOT2 0.467 0.459 0.441 0.433 0.444 0.441 0.429 SPOT4 0.422 0.430 0.439 0.438 0.432 0.429 0.417 SPOT5 0.379 0.367 0.365 0.371 0.375 0.374 0.369 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 1418 1362 1517 1470 1371 1394 1225 AMUB 466 479 495 520 499 449 397 ARFB 400 385 359 417 377 459 425 ASDB o 379 340 380 347 343 401 312 BEMB 1710 1840 1787 1901 1866 1833 1840 BETB 437 385 412 404 368 406 395 CADB 494 443 493 470 450 495 453 CHAB 738 749 717 721 707 685 643 CICB 434 439 492 457 443 416 417 CRPB 236 279 279 262 337 372 274 DIOB 376 370 434 479 411 378 363 DJIB 471 420 498 459 468 471 313 EASB 421 436 484 446 486 418 373 EVEB o 268 285 316 284 263 247 213 FAIB o 955 1056 1004 961 969 1018 912 FUTB 358 380 418 345 424 355 322 GAVB 274 231 224 251 239 128 0 GREB 376 537 528 449 438 532 431 HBMB 440 442 522 421 471 527 418 HEMB 373 435 453 375 428 356 357 JIUB 407 455 456 479 500 498 394 KETB 578 567 596 557 535 548 444 KIUB 597 566 626 589 601 608 494 KOLB 603 532 534 526 523 629 551 LICB 438 390 363 472 442 386 377 MAHB 354 358 404 365 358 334 300 MALB 415 457 434 462 471 439 399 MATB o 548 451 515 578 440 399 531 METB 687 695 712 722 691 713 644 MIAB 501 229 0 0 206 425 436 MONB 424 481 496 558 518 524 403 MORB 446 410 535 447 421 510 345 MSPB 514 546 564 485 533 580 419 NOWB 335 228 258 358 313 401 358 PAQB 364 403 461 404 424 446 448 PDMB 421 484 447 361 497 426 355 REUB 345 385 372 391 369 394 301 REZB 642 630 582 597 753 664 631 RIKB 456 504 465 376 443 380 369 RIPB 793 765 751 786 826 792 730 SALB 458 423 508 459 530 388 395 SANB 554 450 516 503 470 566 401 SCRB 350 476 490 402 504 436 379 SODB o 406 370 476 462 430 474 398 SPJB 1484 1445 1504 1530 1461 1461 1267 STJB o 634 618 526 621 587 554 559 SYPB 1365 1345 1355 1383 1327 1335 1283 THUB 1217 1334 1305 1317 1284 1256 1235 TLSB 618 613 527 537 612 613 606 YASB 600 560 500 553 527 451 465 YEMB 919 967 1033 957 986 937 851 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 3833 1393 1580 3243 AMUB 1240 503 596 1130 ARFB 1072 394 536 972 ASDB 993 415 517 838 BEMB 5020 1812 2318 4131 BETB 1041 446 709 838 CADB 1171 517 857 911 CHAB 1643 912 1208 1350 CICB 1187 491 706 962 CRPB 901 284 178 803 DIOB 896 589 679 835 DJIB 1078 527 736 890 EASB 1135 615 824 1037 EVEB 523 369 371 732 FAIB 2865 841 1107 2550 FUTB 1064 367 574 913 GAVB 884 0 3 762 GREB 1428 308 637 1213 HBMB 1164 591 707 937 HEMB 1063 387 608 897 JIUB 1313 486 798 1075 KETB 1382 628 784 1194 KIUB 1450 853 1033 1180 KOLB 1296 710 1067 1035 LICB 1070 537 525 910 MAHB 994 341 427 900 MALB 1027 583 717 934 MATB 1272 399 787 1195 METB 1909 695 803 1742 MIAB 967 457 424 927 MONB 1311 501 762 1035 MORB 1094 487 749 932 MSPB 1308 519 750 1207 NOWB 942 320 266 874 PAQB 1154 469 749 943 PDMB 1026 433 637 1097 REUB 969 413 567 843 REZB 2004 513 563 1842 RIKB 1167 523 495 1002 RIPB 2185 809 825 1807 SALB 1191 508 656 1014 SANB 1332 512 628 1158 SCRB 1100 508 628 941 SODB 1170 446 613 921 SPJB 3792 1426 1671 3581 STJB 1585 660 824 1325 SYPB 3626 1369 1499 3177 THUB 3289 1330 1556 3085 TLSB 1638 654 707 1328 YASB 1250 626 780 1167 YEMB 2509 1071 1370 2119 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 10.8 13.4 12.4 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -6.5 +- 1.1 mm TY = 12.2 +- 0.9 mm TZ = 9.8 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.0 +- 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 0.79 0.70 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr