****************************************************************************** dorisreport 28-Sep-2007 01:44:31 Message No 1007 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1441 = 07231 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1441 from 19-08-2007 to 25-08-2007 DORIS name (using day of start): 07231 Days of year: from 2007/231 to 2007/237 ============================================================== 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/ign07231wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07231wd06.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 1441 from 19-08-2007 to 25-08-2007 Total number of stations = 51 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.03 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 19-08-2007 23926 1 23925 0.0 20-08-2007 23844 4 23840 0.0 21-08-2007 23879 3 23876 0.0 22-08-2007 23191 9 23182 0.0 23-08-2007 24439 8 24431 0.0 24-08-2007 24481 9 24472 0.0 25-08-2007 24849 69 24780 0.3 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 6894 6605 6479 6958 6729 6764 7005 SPOT2 4181 4311 4506 3264 4796 4756 4740 SPOT4 5267 5306 5353 5324 5181 5207 5299 SPOT5 7583 7618 7538 7636 7725 7745 7736 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.413 0.403 0.399 0.400 0.444 0.413 0.453 SPOT2 0.431 0.438 0.429 0.425 0.446 0.427 0.437 SPOT4 0.421 0.424 0.434 0.435 0.423 0.424 0.432 SPOT5 0.373 0.370 0.360 0.369 0.391 0.381 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 --------------------------------------------------------------- ADEB o 1445 1395 1482 1582 1421 1435 1434 AMUB 533 488 522 400 521 503 483 ARFB 401 416 438 469 432 426 418 ASDB o 385 386 278 355 358 302 330 BEMB 1789 1845 1858 1884 1808 1776 1772 BETB 401 353 440 411 371 343 407 CADB 500 535 496 476 443 486 546 CHAB 767 717 716 696 701 740 704 CICB 512 426 507 495 466 457 497 CRPB 254 206 342 258 285 289 273 DIOB 472 479 408 362 481 404 433 DJIB 486 514 381 402 463 479 462 EASB 403 493 459 414 442 448 400 EVEB o 302 257 240 282 324 289 258 FAIB o 956 924 967 964 978 979 929 FUTB 418 428 315 310 335 441 395 GAVB 247 255 209 293 237 212 254 GREB 500 426 475 464 463 502 528 HBMB 436 407 459 412 438 502 503 HEMB 404 420 436 329 437 465 342 JIUB 452 420 482 495 458 552 562 KETB 511 605 539 527 590 570 521 KIUB 624 622 607 491 593 566 585 KOLB 569 550 589 582 540 511 635 LICB 481 411 478 422 421 451 474 MAHB 364 197 358 305 327 333 410 MALB 415 413 322 423 456 449 385 MATB o 536 552 436 414 570 489 562 METB 717 729 707 722 669 716 706 MIAB 422 438 467 469 485 410 424 MONB 513 550 578 513 546 550 539 MORB 443 522 480 472 434 428 533 MSPB 473 591 587 592 492 458 504 NOWB 361 325 310 373 289 253 313 PAQB 436 457 462 497 437 428 458 PDMB 93 75 103 265 457 374 433 REUB 436 424 385 408 356 419 423 REZB 632 734 626 703 738 650 677 RIKB 400 388 308 411 469 467 381 RIPB 783 834 786 784 761 750 831 SALB 526 523 509 341 562 499 392 SANB 463 549 554 526 529 468 553 SCRB 450 455 488 478 464 500 458 SODB o 489 455 478 410 387 475 522 SPJB 1517 1545 1513 1316 1455 1544 1484 STJB o 615 705 574 537 711 661 602 SYPB 1349 1267 1328 1300 1298 1375 1373 THUB 1306 1250 1296 1211 1271 1387 1334 TLSB 499 580 663 561 514 541 565 YASB 579 541 566 607 590 482 453 YEMB 957 869 1028 934 933 973 1038 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 3891 1706 1718 3189 AMUB 1227 519 697 1122 ARFB 1119 472 570 973 ASDB 917 322 511 885 BEMB 4926 1827 2376 4083 BETB 1031 485 697 857 CADB 1129 640 834 1005 CHAB 1663 950 1229 1356 CICB 1242 596 746 1004 CRPB 865 167 269 824 DIOB 866 723 782 885 DJIB 1079 598 764 907 EASB 1100 671 870 981 EVEB 542 429 417 716 FAIB 2812 876 1020 2596 FUTB 1056 485 514 925 GAVB 1001 39 9 847 GREB 1329 478 611 1159 HBMB 1196 452 690 990 HEMB 1044 488 563 850 JIUB 1326 554 845 1113 KETB 1375 678 810 1149 KIUB 1432 755 1102 1253 KOLB 1330 718 1021 1113 LICB 1095 561 739 927 MAHB 961 308 421 882 MALB 1080 582 724 937 MATB 1252 535 728 1200 METB 1906 733 798 1818 MIAB 1133 635 633 1050 MONB 1299 690 845 1116 MORB 1054 657 766 964 MSPB 1341 639 758 1109 NOWB 916 161 440 847 PAQB 1173 561 672 1023 PDMB 468 493 353 586 REUB 983 530 549 965 REZB 2182 462 748 1793 RIKB 1101 410 591 957 RIPB 2216 818 892 1806 SALB 1180 538 859 968 SANB 1357 522 710 1194 SCRB 1172 573 714 979 SODB 1225 517 632 1009 SPJB 3813 1445 1840 3618 STJB 1578 662 1015 1364 SYPB 3575 1336 1513 3166 THUB 3302 1341 1612 3138 TLSB 1674 414 733 1277 YASB 1342 763 854 1038 YEMB 2508 1066 1505 2141 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 10.4 13.5 11.2 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 0.4 +- 1.0 mm TY = 14.3 +- 0.8 mm TZ = 12.8 +- 1.0 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.8 +- 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 1.30 0.76 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr