****************************************************************************** dorisreport 16-Sep-2008 02:07:49 Message No 1375 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1492 = 08223 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1492 from 10-08-2008 to 16-08-2008 DORIS name (using day of start): 08223 Days of year: from 2008/223 to 2008/229 ============================================================== 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/ign08223wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08223wd06.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 1492 from 10-08-2008 to 16-08-2008 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.20 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 10-08-2008 22106 17 22089 0.1 11-08-2008 22453 13 22440 0.1 12-08-2008 22227 28 22199 0.1 13-08-2008 22353 7 22346 0.0 14-08-2008 21338 33 21305 0.2 15-08-2008 22310 6 22304 0.0 16-08-2008 22382 2 22380 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 6759 6830 6851 6644 6834 6796 6839 SPOT2 2809 2895 2663 2683 2933 2786 2858 SPOT4 4861 4894 4992 5162 3869 4976 4863 SPOT5 7660 7821 7693 7857 7669 7746 7820 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.442 0.473 0.439 0.410 0.418 0.414 0.409 SPOT2 0.423 0.416 0.412 0.439 0.443 0.435 0.421 SPOT4 0.411 0.416 0.429 0.409 0.417 0.416 0.421 SPOT5 0.393 0.405 0.398 0.378 0.372 0.374 0.375 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 1695 1631 1608 1695 1629 1816 1657 AMUB 493 489 517 494 446 448 460 ARFB 370 429 298 375 351 387 330 ASDB o 264 258 316 254 290 280 211 BEMB 1322 1371 1464 1387 1263 1284 1520 BETB 314 382 379 372 364 416 392 CADB 463 453 442 488 355 443 499 CHAB 690 695 642 655 670 673 674 CICB 396 423 504 438 409 449 436 CRPB 221 239 333 366 287 321 277 DIOB 397 384 399 421 296 359 391 DJIB 451 410 472 368 462 424 414 EASB 421 500 383 372 422 421 423 FAIB o 871 914 929 938 997 873 842 FUTB 361 450 404 383 319 315 367 GREB 437 464 504 488 442 511 476 HBMB 480 503 481 437 527 465 490 HEMB 408 392 313 373 417 339 295 JIUB 358 456 468 464 486 478 474 KETB 531 492 388 409 390 502 519 KIUB 505 533 593 568 577 494 543 KOLB 639 421 555 562 470 554 510 KRUB 455 412 452 499 327 348 408 LICB 439 448 386 388 165 490 427 MAHB 166 311 341 208 313 363 334 MANB o 439 442 425 428 356 413 360 MATB o 479 427 413 456 422 373 401 METB 616 604 656 614 566 601 617 MIAB 432 416 344 366 422 405 458 MOOB 517 552 462 538 473 487 482 MSPB 508 467 460 480 413 565 457 NOWB 310 268 342 413 325 313 373 PATB 476 433 459 459 411 476 402 PDMB 443 522 414 465 463 375 408 REUB 329 356 393 382 311 347 357 REZB 733 687 578 641 647 599 735 RIKB 394 456 398 329 422 435 433 RIQB 675 644 567 669 549 540 617 ROUB 1166 1061 1235 1187 1141 1399 1010 SALB 593 430 477 428 445 456 412 SANB 520 302 463 500 324 474 535 SODB o 336 342 452 430 351 418 408 SPJB 1431 1561 1472 1396 1392 1489 1438 STJB o 515 643 474 529 594 531 692 SYPB 1275 1426 1268 1269 1263 1302 1458 THUB 1017 1251 1163 1173 1205 1099 1214 TLSB 514 576 632 541 576 617 568 YASB 547 459 439 518 502 410 459 YEMB 873 922 901 805 764 847 891 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 3837 2123 3032 3155 AMUB 1227 579 583 1114 ARFB 1095 323 314 958 ASDB 822 41 491 818 BEMB 4569 276 1508 3886 BETB 1049 283 602 878 CADB 1135 518 736 976 CHAB 1643 739 1132 1350 CICB 1189 422 657 955 CRPB 888 95 420 792 DIOB 899 375 800 852 DJIB 1111 377 734 968 EASB 1149 336 811 1104 FAIB 2838 531 1074 2526 FUTB 1097 253 544 972 GREB 1403 337 652 1170 HBMB 1136 629 781 1031 HEMB 1073 408 353 958 JIUB 1310 436 751 1166 KETB 1361 203 636 1164 KIUB 1456 447 1070 1242 KOLB 1325 644 1019 974 KRUB 1248 298 654 953 LICB 977 369 673 884 MAHB 998 106 330 772 MANB 1236 337 500 955 MATB 1313 126 473 1208 METB 1821 487 521 1774 MIAB 1233 379 570 976 MOOB 1312 343 846 1181 MSPB 1298 341 650 1200 NOWB 947 251 440 829 PATB 1225 462 707 948 PDMB 1232 258 663 1124 REUB 991 388 431 894 REZB 1950 366 680 1916 RIKB 1165 317 603 984 RIQB 1883 647 366 1604 ROUB 3283 779 1398 2984 SALB 1154 484 795 1042 SANB 1278 368 580 1065 SODB 1196 305 465 975 SPJB 4148 1344 1774 3300 STJB 1628 486 760 1356 SYPB 3590 1846 1039 3151 THUB 3012 615 1396 3443 TLSB 1622 498 752 1319 YASB 1276 422 685 1090 YEMB 2510 819 922 2194 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 14.3 12.5 13.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 3.1 +- 1.4 mm TY = 12.0 +- 1.4 mm TZ = 38.0 +- 1.3 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.5 +- 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 1.31 0.54 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr