****************************************************************************** dorisreport 30-Jul-2008 06:01:35 Message No 1325 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1485 = 08174 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1485 from 22-06-2008 to 28-06-2008 DORIS name (using day of start): 08174 Days of year: from 2008/174 to 2008/180 ============================================================== 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/ign08174wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08174wd06.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 1485 from 22-06-2008 to 28-06-2008 Total number of stations = 51 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.99 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 22-06-2008 22521 11 22510 0.0 23-06-2008 21608 29 21579 0.1 24-06-2008 22514 6 22508 0.0 25-06-2008 19525 5 19520 0.0 26-06-2008 20732 21 20711 0.1 27-06-2008 20828 3 20825 0.0 28-06-2008 19932 5 19927 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 6789 6947 6921 6419 6461 6327 5099 SPOT2 2689 2920 2802 2904 2598 2412 2666 SPOT4 5082 3941 5034 4361 4453 4634 4895 SPOT5 7950 7771 7751 5836 7199 7452 7267 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.420 0.457 0.416 0.422 0.424 0.417 0.411 SPOT2 0.440 0.434 0.428 0.453 0.440 0.431 0.433 SPOT4 0.423 0.414 0.418 0.410 0.436 0.434 0.417 SPOT5 0.390 0.395 0.389 0.383 0.402 0.398 0.384 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 1713 1489 1603 1679 1750 1703 1647 AMUB 408 469 474 408 480 420 486 ARFB 332 412 407 353 327 334 357 ASDB o 373 334 282 281 278 387 355 BEMB 1488 1509 1225 0 0 0 0 BETB 357 364 349 365 364 297 364 CADB 452 453 437 457 465 452 439 CHAB 671 711 614 644 654 620 677 CICB 458 330 351 416 437 405 440 CRPB 328 204 215 271 173 279 221 DIOB 376 334 424 405 428 332 371 DJIB 395 384 446 390 359 401 332 EASB 390 389 486 427 448 441 408 EVEB o 178 251 286 247 261 196 232 FAIB o 966 930 959 891 962 913 867 FUTB 421 304 338 354 363 367 360 GREB 511 385 478 464 421 424 417 HBMB 443 515 411 509 405 461 498 HEMB 289 352 353 336 368 310 317 JIUB 516 400 355 523 453 486 469 KETB 432 458 546 532 447 487 345 KIUB 532 500 497 550 568 572 425 KOLB 591 525 608 530 520 505 546 KRUB 452 434 417 418 474 440 408 LICB 390 396 537 399 485 395 451 MAHB 335 343 338 398 384 302 283 MANB o 0 349 445 385 368 399 397 MATB o 430 465 466 348 557 376 366 METB 629 628 564 569 602 628 667 MIAB 383 449 407 359 365 431 358 MOOB 530 542 527 490 520 557 459 MORB 523 385 414 507 377 435 464 MSPB 544 387 532 501 469 498 477 NOWB 299 352 299 269 319 322 284 PATB 467 438 462 392 449 381 376 PDMB 443 369 470 433 392 528 426 REUB 119 135 92 153 150 113 42 REZB 619 623 766 634 549 637 614 RIKB 331 408 418 439 407 400 358 RIQB 664 586 652 671 628 597 601 ROUB 1194 1038 1169 1052 1141 1259 1059 SANB 536 399 420 465 499 529 418 SODB o 438 398 346 437 422 382 409 SPJB 1455 1301 1541 1466 1477 1423 1338 STJB o 575 536 633 676 542 595 586 SYPB 1237 1372 1180 1349 1271 1203 1225 THUB 1183 1037 1049 1217 1141 1267 1170 TLSB 539 572 591 551 322 0 0 TRIB o 324 411 312 227 326 299 248 YASB 418 444 554 455 542 480 485 YEMB 894 659 746 857 508 566 538 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 3796 2109 2913 3220 AMUB 1157 501 570 1073 ARFB 1033 316 375 973 ASDB 886 235 493 856 BEMB 4155 576 1655 3688 BETB 1027 201 634 881 CADB 1138 430 686 1032 CHAB 1604 689 1106 1346 CICB 1082 392 639 970 CRPB 757 101 305 674 DIOB 915 399 657 897 DJIB 1051 267 729 967 EASB 1088 483 832 1035 EVEB 473 187 329 757 FAIB 2693 606 1142 2511 FUTB 1105 261 508 898 GREB 1319 212 636 1224 HBMB 1115 595 726 987 HEMB 1137 227 331 833 JIUB 1339 354 830 1028 KETB 1305 260 674 1195 KIUB 1347 443 1121 1187 KOLB 1326 621 1096 1062 KRUB 1159 463 629 986 LICB 1073 508 705 927 MAHB 986 304 393 926 MANB 979 270 449 797 MATB 1226 129 543 1253 METB 1799 404 588 1811 MIAB 1111 324 487 1088 MOOB 1253 571 874 1096 MORB 1175 398 695 964 MSPB 1366 357 641 1183 NOWB 770 180 371 945 PATB 1232 291 736 953 PDMB 1313 290 593 1107 REUB 721 64 428 781 REZB 2033 385 742 1649 RIKB 1116 276 589 942 RIQB 1819 595 500 1682 ROUB 3194 836 1213 2960 SANB 1185 376 674 1177 SODB 1150 329 590 956 SPJB 4075 1425 1566 3314 STJB 1542 603 811 1370 SYPB 3495 1354 1118 3193 THUB 2915 494 1559 3409 TLSB 1403 435 649 1131 TRIB 1138 58 60 1108 YASB 1284 433 699 1167 YEMB 2353 774 921 2112 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 14.0 12.7 11.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -5.9 +- 1.6 mm TY = 18.5 +- 1.5 mm TZ = -3.4 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.6 +- 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 2.02 0.99 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr