****************************************************************************** dorisreport 29-Apr-2009 06:53:44 Message No 1606 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1523 = 09074 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1523 from 15-03-2009 to 21-03-2009 DORIS name (using day of start): 09074 Days of year: from 2009/74 to 2009/80 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-5727-8481 FAX +33-1-5727-8482 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/ign09074wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09074wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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/ignwd08.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd09.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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 4) Global Statistics ==================== GPS week number 1523 from 15-03-2009 to 21-03-2009 Total number of stations = 46 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.93 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 15-03-2009 25722 9 25713 0.0 16-03-2009 24736 3 24733 0.0 17-03-2009 24948 4 24944 0.0 18-03-2009 24232 12 24220 0.0 19-03-2009 24387 31 24356 0.1 20-03-2009 24492 78 24414 0.3 21-03-2009 24242 19 24223 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 8964 8287 8874 8566 8304 8692 8459 SPOT2 2278 2273 2075 1898 1856 1973 2078 SPOT4 5490 5451 5336 5080 5355 5141 5333 SPOT5 8981 8722 8659 8676 8841 8608 8353 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.426 0.427 0.437 0.445 0.460 0.467 0.488 SPOT2 0.418 0.430 0.478 0.439 0.440 0.458 0.432 SPOT4 0.432 0.439 0.427 0.436 0.442 0.435 0.429 SPOT5 0.388 0.395 0.399 0.406 0.420 0.419 0.435 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 1596 1622 1632 1516 1583 1657 1555 AMUB 477 438 578 480 463 479 371 ARFB 380 359 279 353 329 313 236 ASDB o 366 307 337 372 284 335 328 BEMB 1487 1256 1519 1386 1503 1513 1373 BETB 370 378 378 333 394 495 366 CADB 412 414 455 437 486 443 390 CHAB 650 611 617 676 578 705 768 CIDB 377 462 404 289 309 351 353 CRPB 433 421 380 385 546 388 393 DIOB 373 322 401 420 351 360 387 DJIB 412 297 372 419 421 360 374 EASB 463 324 448 423 367 354 417 EVEB o 238 293 317 254 212 234 258 FAIB o 988 867 986 895 897 1000 978 GREB 477 540 504 491 525 469 501 HBMB 381 335 438 420 504 478 478 HEMB 386 396 327 312 389 314 474 JIUB 498 499 477 438 511 424 335 KETB 521 469 442 476 480 441 575 KIUB 553 398 532 537 573 568 513 KOLB 477 630 522 459 500 616 568 KRUB 407 388 349 448 387 301 428 MANB o 433 331 364 378 398 465 406 METB 621 575 630 595 560 634 653 MIAB 437 380 360 387 354 440 460 MOOB 509 449 499 550 545 468 433 MORB o 344 362 357 378 473 360 383 MSPB 458 537 424 409 458 486 485 NOWB 300 410 378 306 307 360 404 PATB 406 423 431 431 367 434 390 PDMB o 114 115 127 30 0 0 0 REUB o 353 368 320 403 386 367 390 REZB 684 628 696 641 545 576 769 RIQB 600 572 558 606 642 625 581 ROUB 1076 1195 1023 1202 1080 1018 1121 SANB 425 498 494 436 466 402 478 SCRB 402 506 470 403 468 318 391 SODB o 407 375 378 390 428 411 285 SPJB 1365 1377 1386 1422 1400 1321 1425 STJB o 617 515 614 672 532 615 602 SYPB 1295 1183 1341 1197 1163 1348 1124 THUB 1255 1083 1165 1289 1200 1137 1026 TLSB 595 522 511 516 633 590 499 YASB 583 467 516 454 430 562 529 YEMB 821 783 239 0 0 0 0 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 3752 1526 3105 3254 AMUB 1234 513 595 1108 ARFB 1080 196 369 945 ASDB 1052 172 513 923 BEMB 4367 518 1736 4006 BETB 1108 196 725 910 CADB 1097 311 819 975 CHAB 1642 600 1197 1372 CIDB 1156 173 604 950 CRPB 1304 204 487 1169 DIOB 942 249 736 824 DJIB 1025 239 726 906 EASB 1096 326 851 1085 EVEB 529 224 445 741 FAIB 2717 577 1148 2575 GREB 1418 212 791 1229 HBMB 1182 339 751 1016 HEMB 1253 203 320 1030 JIUB 1394 252 794 1091 KETB 1578 128 600 1315 KIUB 1433 377 1050 1199 KOLB 1226 622 1101 1032 KRUB 1168 264 710 980 MANB 1241 162 639 978 METB 1807 317 586 1795 MIAB 1218 207 530 1057 MOOB 1280 495 769 1098 MORB 1127 84 712 932 MSPB 1347 117 771 1173 NOWB 1124 214 317 990 PATB 1168 279 716 984 PDMB 1 106 281 4 REUB 973 429 446 897 REZB 2200 304 648 1824 RIQB 1881 407 445 1676 ROUB 3187 454 1488 2895 SANB 1331 270 658 1116 SCRB 1178 335 685 932 SODB 1121 183 655 937 SPJB 4063 1056 1600 3316 STJB 1745 358 820 1423 SYPB 3536 1033 1174 3280 THUB 3047 315 1711 3438 TLSB 1582 340 820 1316 YASB 1419 286 859 1184 YEMB 1925 610 717 1716 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 ign09d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 9.1 10.9 11.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -2.6 +- 1.3 mm TY = -0.4 +- 1.3 mm TZ = 12.3 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.2 +- 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 0.42 0.65 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr