****************************************************************************** dorisreport 27-Aug-2008 02:40:56 Message No 1360 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1489 = 08202 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1489 from 20-07-2008 to 26-07-2008 DORIS name (using day of start): 08202 Days of year: from 2008/202 to 2008/208 ============================================================== 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/ign08202wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08202wd06.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 1489 from 20-07-2008 to 26-07-2008 Total number of stations = 53 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.01 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 20-07-2008 22495 7 22488 0.0 21-07-2008 23070 5 23065 0.0 22-07-2008 22327 2 22325 0.0 23-07-2008 22493 7 22486 0.0 24-07-2008 23105 16 23089 0.1 25-07-2008 23229 5 23224 0.0 26-07-2008 23139 17 23122 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 6710 7212 6878 6803 6896 7077 7119 SPOT2 2864 2966 2711 2478 2868 2949 2859 SPOT4 4983 4910 4970 5080 5244 5176 5060 SPOT5 7931 7977 7766 8125 8081 8022 8084 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.419 0.418 0.406 0.414 0.440 0.438 0.455 SPOT2 0.427 0.427 0.414 0.414 0.419 0.426 0.438 SPOT4 0.407 0.403 0.425 0.427 0.425 0.414 0.412 SPOT5 0.383 0.372 0.375 0.395 0.392 0.394 0.397 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 1727 1755 1607 1683 1759 1719 1700 AMUB 457 459 485 473 428 508 537 ARFB 410 315 326 379 426 359 305 ASDB o 259 255 310 313 364 301 264 BEMB 1325 1542 1387 1212 1511 1476 1494 BETB 408 420 369 309 398 329 338 CADB 453 473 399 414 460 496 379 CHAB 619 649 640 665 673 728 691 CICB 405 434 388 427 494 421 403 CRPB 297 244 167 282 195 174 230 DIOB 340 363 321 381 316 395 429 DJIB 450 444 365 413 386 385 431 EASB 457 403 392 429 375 443 474 EVEB o 305 277 238 193 267 314 305 FAIB o 919 873 932 964 892 944 960 FUTB 323 366 374 395 324 309 397 GAVB 232 261 292 244 235 234 200 GREB 370 467 412 407 504 491 476 HBMB 406 494 411 491 427 498 490 HEMB 403 317 408 314 257 320 369 JIUB 467 512 406 518 567 359 508 KETB 511 527 486 472 466 474 449 KIUB 468 553 538 546 541 482 505 KOLB 609 539 526 506 594 622 561 KRUB 378 426 445 390 445 455 396 LICB 444 451 465 371 450 453 381 MAHB 345 386 361 336 399 296 304 MANB o 388 412 315 409 470 395 348 MATB o 422 379 487 372 387 434 392 METB 589 615 623 619 613 610 622 MIAB 370 410 364 397 416 483 427 MOOB 531 455 555 519 479 515 511 MORB 407 464 188 0 364 407 417 MSPB 521 492 425 481 484 509 466 NOWB 281 324 392 354 324 358 271 PATB 366 387 377 402 490 449 451 PDMB 372 250 412 458 443 381 506 REUB 44 156 76 188 35 68 78 REZB 604 628 539 608 621 656 635 RIKB 439 431 401 374 181 401 473 RIQB 559 657 645 633 676 640 618 ROUB 1323 1068 1241 1173 1126 1203 1051 SALB 197 145 348 408 324 447 523 SANB 448 498 505 469 475 441 475 SODB o 431 436 396 414 471 321 320 SPJB 1493 1431 1413 1454 1339 1374 1432 STJB o 529 654 553 592 575 579 645 SYPB 1226 1358 1304 1275 1287 1330 1420 THUB 1180 1282 1135 1275 1178 1089 1219 TLSB 646 551 600 551 546 560 534 TRIB o 286 230 334 264 273 395 232 YASB 468 512 466 464 522 543 539 YEMB 799 854 866 834 836 787 829 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 3765 2356 3120 3179 AMUB 1225 531 620 1102 ARFB 1072 329 293 955 ASDB 866 86 479 878 BEMB 4370 449 1631 3955 BETB 1065 219 672 847 CADB 1100 467 766 946 CHAB 1652 764 1082 1335 CICB 1216 286 752 967 CRPB 657 95 293 738 DIOB 920 235 727 889 DJIB 1127 280 701 961 EASB 1180 375 843 1093 EVEB 553 274 444 765 FAIB 2857 457 1136 2541 FUTB 1080 255 484 959 GAVB 846 247 1 800 GREB 1414 226 707 1208 HBMB 1070 603 764 982 HEMB 1192 196 334 902 JIUB 1338 314 852 1146 KETB 1471 198 715 1187 KIUB 1417 388 1048 1217 KOLB 1277 986 1029 993 KRUB 1169 328 688 932 LICB 1037 458 751 918 MAHB 1007 317 425 928 MANB 1249 356 443 912 MATB 1276 175 406 1219 METB 1821 445 528 1797 MIAB 1184 411 543 991 MOOB 1360 438 806 1149 MORB 787 309 553 733 MSPB 1306 314 703 1185 NOWB 916 268 435 848 PATB 1084 422 681 934 PDMB 1249 210 572 1164 REUB 716 38 388 770 REZB 1994 341 664 1754 RIKB 1047 315 600 940 RIQB 1937 616 453 1629 ROUB 3255 741 1506 2958 SALB 782 360 801 600 SANB 1263 405 773 1073 SODB 1218 236 590 938 SPJB 4150 1156 1700 3342 STJB 1605 525 875 1422 SYPB 3572 1579 1246 3133 THUB 3053 613 1603 3414 TLSB 1653 445 836 1271 TRIB 1099 0 11 1086 YASB 1319 488 781 1109 YEMB 2479 793 879 2109 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 13.1 14.8 10.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -4.7 +- 1.4 mm TY = 8.8 +- 1.4 mm TZ = 5.1 +- 1.3 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 1.56 1.02 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr