****************************************************************************** dorisreport 07-May-2008 10:57:54 Message No 1246 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1472 = 08083 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1472 from 23-03-2008 to 29-03-2008 DORIS name (using day of start): 08083 Days of year: from 2008/83 to 2008/89 ============================================================== 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/ign08083wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08083wd06.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 1472 from 23-03-2008 to 29-03-2008 Total number of stations = 54 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.21 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 23-03-2008 22922 11 22911 0.0 24-03-2008 22916 13 22903 0.1 25-03-2008 22883 2 22881 0.0 26-03-2008 23143 11 23132 0.0 27-03-2008 23353 1 23352 0.0 28-03-2008 22114 1 22113 0.0 29-03-2008 22321 4 22317 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 7030 7070 7053 7033 7153 5974 6998 SPOT2 3126 2741 2752 2867 2922 3099 2821 SPOT4 4878 4980 5007 5183 5255 5046 4469 SPOT5 7877 8112 8069 8049 8022 7994 8029 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.431 0.441 0.419 0.401 0.401 0.397 0.403 SPOT2 0.439 0.414 0.419 0.407 0.424 0.429 0.420 SPOT4 0.409 0.413 0.407 0.404 0.396 0.403 0.417 SPOT5 0.389 0.382 0.377 0.360 0.360 0.371 0.362 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 1614 1602 1718 1692 1656 1640 1698 AMUB 509 498 479 434 461 505 389 ARFB 399 375 310 452 351 390 467 ASDB o 290 291 276 337 270 232 240 BEMB 1442 1349 1469 1509 1471 1397 1548 CADB 418 420 488 425 400 548 550 CHAB 668 715 634 729 690 645 570 CICB 409 371 463 479 459 431 426 CRPB 229 231 315 328 225 225 232 DIOB 379 415 385 353 340 317 463 DJIB 441 412 445 384 450 438 398 EASB 430 417 384 368 454 370 433 EVEB o 304 266 265 234 229 280 0 FAIB o 990 1058 936 1048 961 830 928 FUTB 360 454 360 386 337 352 326 GAVB 315 207 317 266 283 257 227 GREB 407 530 490 513 500 510 475 HBMB 403 448 508 378 439 492 446 HEMB 348 372 347 301 401 302 242 JIUB 371 473 587 543 517 522 499 KETB 577 471 425 420 465 412 559 KIUB 564 583 583 596 540 532 537 KOLB 605 461 525 589 500 540 411 KRUB 410 414 404 487 435 390 405 LICB 415 352 352 377 437 404 393 MAHB 290 293 0 0 0 0 0 MALB 0 0 0 0 323 359 379 MANB o 492 363 349 385 328 352 348 MATB o 427 410 357 434 495 403 445 METB 635 626 614 695 620 554 556 MIAB 431 350 434 473 479 342 457 MOOB 491 576 507 558 468 461 488 MORB 412 378 502 345 432 514 359 MSPB 485 389 468 490 545 548 421 NOWB 344 293 296 328 290 192 293 PATB 418 439 473 399 426 441 373 PDMB 15 27 0 0 18 19 43 REUB 327 358 451 365 296 328 418 REZB 716 702 602 630 767 522 751 RIKB 400 405 389 398 474 404 404 RIPB 585 549 607 694 525 607 697 ROUB 1179 1184 1191 1118 1185 980 968 SALB 571 493 404 426 458 441 424 SANB 378 373 506 445 403 338 354 SCRB 377 446 355 403 443 483 346 SODB o 332 322 422 390 411 310 406 SPJB 1492 1570 1514 1345 1428 1407 1439 STJB o 651 670 558 644 708 571 612 SYPB 1365 1408 1262 1191 1248 1251 1228 THUB 1052 1215 1180 1214 1222 1089 1240 TLSB 531 650 647 585 542 528 603 TRIB o 360 214 241 365 309 204 314 YASB 523 457 372 540 572 428 496 YEMB 705 826 893 779 910 907 919 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 3775 2076 3051 3173 AMUB 1220 433 621 1158 ARFB 1040 401 501 960 ASDB 796 33 587 822 BEMB 4470 308 1898 4008 CADB 1119 625 780 942 CHAB 1609 742 1109 1357 CICB 1172 346 757 963 CRPB 863 126 320 638 DIOB 924 401 722 756 DJIB 1097 455 781 952 EASB 1081 304 929 1061 EVEB 513 296 415 759 FAIB 2816 607 1083 2590 FUTB 1009 183 580 998 GAVB 947 240 2 813 GREB 1406 365 646 1134 HBMB 1120 473 652 1029 HEMB 1034 306 341 896 JIUB 1315 427 856 1184 KETB 1392 299 651 1169 KIUB 1437 520 1124 1261 KOLB 1259 688 878 1033 KRUB 1245 325 619 942 LICB 1035 480 643 918 MAHB 593 139 232 576 MALB 761 268 605 711 MANB 1230 209 430 992 MATB 1296 152 453 1216 METB 1831 476 461 1799 MIAB 1202 319 595 989 MOOB 1260 351 869 1193 MORB 1099 344 732 960 MSPB 1246 296 761 1181 NOWB 922 301 219 727 PATB 1228 288 653 1025 PDMB 2 93 530 0 REUB 960 379 559 881 REZB 2062 373 638 1943 RIKB 1129 399 592 1003 RIPB 1860 773 249 1613 ROUB 3218 672 1247 2914 SALB 1193 470 758 1040 SANB 1271 157 423 1119 SCRB 1072 355 641 945 SODB 1136 220 550 996 SPJB 4075 1466 1667 3351 STJB 1648 543 991 1395 SYPB 3496 1580 1090 3100 THUB 2881 587 1606 3471 TLSB 1653 537 724 1351 TRIB 1154 1 47 1014 YASB 1303 587 608 1057 YEMB 2396 914 921 2193 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 11.3 15.7 12.4 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -4.1 +- 2.2 mm TY = 8.1 +- 2.1 mm TZ = 37.8 +- 1.7 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.4 +- 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 1.03 0.49 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr