****************************************************************************** dorisreport 09-Sep-2008 02:16:09 Message No 1368 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1491 = 08216 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1491 from 03-08-2008 to 09-08-2008 DORIS name (using day of start): 08216 Days of year: from 2008/216 to 2008/222 ============================================================== 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/ign08216wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08216wd06.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 1491 from 03-08-2008 to 09-08-2008 Total number of stations = 50 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.02 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 03-08-2008 22516 60 22456 0.3 04-08-2008 22869 10 22859 0.0 05-08-2008 22163 4 22159 0.0 06-08-2008 22348 4 22344 0.0 07-08-2008 22213 1 22212 0.0 08-08-2008 22461 6 22455 0.0 09-08-2008 22569 21 22548 0.1 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 6498 6895 6748 6959 6826 6662 6877 SPOT2 2880 2957 2674 2847 2582 2688 3049 SPOT4 5183 5257 5008 4787 5022 5213 5075 SPOT5 7895 7750 7729 7751 7782 7892 7547 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.457 0.405 0.421 0.412 0.408 0.409 0.414 SPOT2 0.401 0.410 0.430 0.432 0.428 0.439 0.433 SPOT4 0.419 0.425 0.399 0.419 0.433 0.422 0.419 SPOT5 0.394 0.370 0.379 0.369 0.369 0.371 0.366 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 1728 1703 1665 1681 1566 1756 1747 AMUB 546 389 518 455 487 453 384 ARFB 476 447 403 480 346 382 472 ASDB o 273 319 285 304 336 302 295 BEMB 1401 1483 1481 1452 1387 1503 1527 BETB 327 344 351 431 379 356 382 CADB 486 422 434 551 479 493 448 CHAB 649 641 682 694 633 671 723 CICB 482 418 434 440 393 452 538 CRPB 288 229 252 185 302 335 240 DIOB 370 383 327 476 495 357 334 DJIB 405 433 480 401 469 457 432 EASB 407 484 473 417 433 417 389 FAIB o 979 884 918 913 834 983 992 FUTB 313 310 421 467 400 371 311 GREB 503 438 500 482 473 538 470 HBMB 455 382 492 471 468 470 528 HEMB 284 408 427 264 318 367 318 JIUB 540 423 476 522 421 511 467 KETB 383 473 479 504 467 423 409 KIUB 514 559 554 554 570 568 543 KOLB 511 480 588 562 494 534 557 KRUB 461 443 357 324 433 433 439 LICB 457 444 423 497 414 368 461 MAHB 361 278 342 323 283 231 172 MANB o 358 367 377 366 434 384 357 MATB o 428 445 394 466 371 387 411 METB 712 652 530 525 577 611 621 MIAB 471 470 320 464 437 310 467 MOOB 468 440 515 502 505 620 451 MORB 334 428 438 149 0 0 0 MSPB 500 556 505 463 474 489 534 NOWB 342 296 166 224 285 358 274 PATB 353 410 458 434 423 450 415 PDMB 402 417 420 357 510 477 400 REUB 391 353 371 381 341 444 332 REZB 568 669 614 631 677 679 669 RIKB 398 457 457 420 394 354 450 RIQB 712 667 626 806 622 685 682 ROUB 1063 1102 999 1016 1170 1067 1132 SALB 351 469 521 378 577 348 381 SANB 423 421 338 341 489 486 420 SODB o 433 483 411 442 405 421 540 SPJB 1234 1372 1444 1469 1498 1497 1419 STJB o 606 621 549 618 595 536 632 SYPB 1232 1276 1305 1347 1254 1241 1280 THUB 1248 1219 1198 1285 1126 1185 1197 TLSB 560 618 275 252 543 566 612 YASB 529 610 468 454 455 485 489 YEMB 751 856 925 935 877 853 891 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 3844 2136 3085 3245 AMUB 1184 441 633 1133 ARFB 1111 511 584 943 ASDB 839 48 599 836 BEMB 4385 431 1904 3952 BETB 1001 219 686 871 CADB 1206 479 805 991 CHAB 1605 751 1167 1356 CICB 1231 393 793 941 CRPB 787 142 360 709 DIOB 973 403 690 873 DJIB 1152 429 771 933 EASB 1116 400 911 1053 FAIB 2726 584 1175 2524 FUTB 1030 223 627 944 GREB 1364 279 773 1209 HBMB 1145 594 757 960 HEMB 1097 276 322 857 JIUB 1349 396 1011 1053 KETB 1395 220 519 1154 KIUB 1420 485 1153 1209 KOLB 1277 567 1069 1038 KRUB 1185 313 614 983 LICB 1081 557 653 933 MAHB 918 55 374 806 MANB 1286 266 324 999 MATB 1292 70 460 1243 METB 1800 405 532 1787 MIAB 1182 385 541 1109 MOOB 1308 454 815 1105 MORB 489 116 396 435 MSPB 1329 353 808 1204 NOWB 844 232 193 799 PATB 1200 349 685 928 PDMB 1148 236 692 1137 REUB 1028 371 503 869 REZB 1964 392 662 1822 RIKB 1165 407 575 984 RIQB 1973 748 633 1681 ROUB 3225 554 1126 2893 SALB 1150 371 692 1000 SANB 1272 239 422 1147 SODB 1205 498 647 984 SPJB 4019 1344 1554 3380 STJB 1624 536 921 1305 SYPB 3509 1469 1116 3164 THUB 3035 546 1740 3395 TLSB 1532 389 695 1192 YASB 1353 369 740 1175 YEMB 2442 993 920 2194 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 11.8 12.0 9.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 2.7 +- 1.5 mm TY = 14.2 +- 1.5 mm TZ = 23.6 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.7 +- 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 1.00 0.81 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr