****************************************************************************** dorisreport 21-Feb-2008 02:45:46 Message No 1171 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1462 = 08013 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1462 from 13-01-2008 to 19-01-2008 DORIS name (using day of start): 08013 Days of year: from 2008/13 to 2008/19 ============================================================== 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/ign08013wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08013wd06.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 1462 from 13-01-2008 to 19-01-2008 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.80 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 13-01-2008 21753 18 21735 0.1 14-01-2008 21700 26 21674 0.1 15-01-2008 21627 6 21621 0.0 16-01-2008 18566 1 18565 0.0 17-01-2008 15458 7 15451 0.0 18-01-2008 19694 4 19690 0.0 19-01-2008 20074 24 20050 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 6476 6623 4033 950 4753 4777 SPOT2 2810 2991 2938 2723 2736 2662 2958 SPOT4 4996 5017 4786 4685 4708 4877 4988 SPOT5 7431 7190 7274 7124 7057 7398 7327 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.402 0.410 0.405 0.388 0.388 0.403 0.396 SPOT2 0.423 0.430 0.431 0.433 0.415 0.427 0.446 SPOT4 0.416 0.428 0.441 0.446 0.425 0.417 0.424 SPOT5 0.372 0.369 0.370 0.371 0.371 0.382 0.373 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 1489 1531 1617 1162 1127 1330 1327 AMUB 496 395 457 366 331 476 369 ARFB 362 376 394 441 250 415 443 ASDB o 368 262 372 267 257 259 338 BEMB 1495 1452 1368 1303 901 1082 1206 CADB 416 449 406 367 309 437 469 CHAB 725 715 699 523 476 588 572 CICB 489 421 400 398 289 393 340 CRPB 195 183 296 215 183 218 127 DIOB 392 343 331 324 263 312 343 DJIB 423 491 434 361 240 386 408 EASB 381 459 421 355 279 367 302 FAIB o 1011 1136 1074 836 646 833 883 FUTB 345 334 345 337 252 299 267 GAVB 0 0 167 162 148 267 272 GREB 509 495 498 449 275 372 440 HBMB 410 422 260 0 0 0 0 HEMB 296 311 337 305 300 263 216 JIUB 533 517 545 508 329 548 504 KETB 502 525 512 432 254 384 467 KIUB 588 665 531 507 415 545 508 KOLB 504 496 632 422 379 529 498 KRUB 446 413 373 352 214 326 396 LICB 377 409 396 382 304 368 358 MAHB 242 302 368 250 200 281 253 MALB 395 469 382 372 350 263 392 MATB o 447 463 393 395 385 334 359 METB 696 723 653 570 442 532 600 MIAB 467 439 443 415 264 342 461 MOOB 521 525 540 417 340 450 415 MORB 403 408 480 350 249 456 389 MSPB 462 471 593 436 312 436 379 NOWB 346 236 256 235 251 323 255 PATB 426 338 507 398 234 306 336 PDMB 126 122 84 57 34 0 24 REUB 393 372 302 289 237 341 350 REZB 749 856 853 771 569 667 720 RIPB 653 659 491 0 170 604 564 ROUB 1133 1125 1272 1267 835 904 863 SANB 84 61 29 0 0 0 0 SCRB 429 477 519 354 284 301 379 SODB o 392 396 400 319 269 450 282 SPJB 1731 1763 1665 1412 1081 1355 1398 STJB o 657 751 600 641 432 529 557 SYPB 1348 1387 1412 1269 807 1173 1325 TLSB 545 614 634 544 467 507 522 TRIB o 562 458 472 420 382 338 440 YASB 528 528 549 621 272 365 496 YEMB 1081 912 923 901 775 767 714 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 2887 2308 1707 3236 AMUB 880 414 629 1119 ARFB 841 406 680 975 ASDB 714 310 527 829 BEMB 3034 575 1541 4024 CADB 824 420 784 1044 CHAB 1166 799 1173 1356 CICB 889 323 787 958 CRPB 598 111 268 655 DIOB 632 267 663 884 DJIB 723 521 775 942 EASB 700 347 841 1039 FAIB 2173 499 1232 2845 FUTB 690 253 507 937 GAVB 742 215 0 840 GREB 1047 261 661 1218 HBMB 743 566 527 711 HEMB 707 218 465 872 JIUB 1007 716 927 1006 KETB 1019 233 775 1166 KIUB 1073 517 1239 1252 KOLB 1057 594 1086 1030 KRUB 866 353 718 978 LICB 805 470 615 921 MAHB 677 97 499 895 MALB 690 502 734 872 MATB 855 113 764 1240 METB 1425 448 765 1802 MIAB 893 341 641 1100 MOOB 865 538 829 1113 MORB 756 423 738 945 MSPB 960 256 834 1193 NOWB 627 238 360 844 PATB 810 409 629 941 PDMB 641 78 533 446 REUB 627 350 577 891 REZB 1922 317 839 2421 RIPB 1430 629 555 1501 ROUB 2301 723 1645 2975 SANB 701 118 316 558 SCRB 698 488 724 946 SODB 825 295 626 985 SPJB 3157 1439 2226 3904 STJB 1222 736 928 1450 SYPB 2758 1500 1616 3175 TLSB 1165 685 834 1341 TRIB 857 497 855 1113 YASB 984 481 877 1175 YEMB 2061 1280 1030 2341 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 12.4 18.5 9.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 9.2 +- 2.1 mm TY = 2.5 +- 2.1 mm TZ = 6.7 +- 2.5 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.9 +- 0.3 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 1.51 0.56 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr