****************************************************************************** dorisreport 01-Jul-2008 01:36:28 Message No 1302 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1480 = 08139 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1480 from 18-05-2008 to 24-05-2008 DORIS name (using day of start): 08139 Days of year: from 2008/139 to 2008/145 ============================================================== 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/ign08139wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08139wd06.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 1480 from 18-05-2008 to 24-05-2008 Total number of stations = 52 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.39 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 18-05-2008 21387 1 21386 0.0 19-05-2008 21613 8 21605 0.0 20-05-2008 20801 4 20797 0.0 21-05-2008 19210 6 19204 0.0 22-05-2008 21618 25 21593 0.1 23-05-2008 22038 2 22036 0.0 24-05-2008 21487 5 21482 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 6424 6603 6298 6373 6552 6705 6282 SPOT2 3137 2944 2614 2496 2599 2936 2899 SPOT4 4487 4644 4543 3029 4828 4912 4724 SPOT5 7338 7414 7342 7306 7614 7483 7577 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.400 0.431 0.449 0.429 0.450 0.403 0.401 SPOT2 0.415 0.427 0.408 0.423 0.422 0.434 0.442 SPOT4 0.419 0.419 0.428 0.418 0.403 0.412 0.404 SPOT5 0.366 0.395 0.392 0.388 0.398 0.367 0.364 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 1675 1698 1595 1480 1707 1732 1723 AMUB 440 516 419 411 419 413 525 ARFB 435 365 473 302 426 390 407 ASDB o 266 313 342 328 315 355 284 BEMB 1589 1478 1461 1332 1492 1467 1375 BETB 0 0 0 0 125 317 294 CADB 454 463 454 417 495 452 427 CHAB 616 700 653 612 707 668 606 CICB 495 364 412 345 460 429 433 CRPB 255 225 194 281 271 216 206 DIOB 320 373 396 426 380 365 322 DJIB 457 365 415 363 380 403 369 EASB 422 437 478 350 409 485 383 FAIB o 921 921 977 931 938 968 948 FUTB 275 386 429 340 388 309 372 GAVB 257 265 211 271 277 227 221 GREB 482 481 502 454 488 448 501 HBMB 452 455 430 510 448 236 0 HEMB 303 355 336 289 253 363 391 JIUB 559 449 517 430 544 595 449 KETB 411 457 491 347 431 491 566 KIUB 0 0 0 0 0 0 223 KOLB 543 646 444 516 573 510 556 KRUB 424 443 330 373 447 432 338 LICB 406 445 478 362 379 361 438 MAHB 0 0 0 0 0 0 204 MANB o 358 387 309 377 439 338 398 MATB o 429 422 478 341 425 444 413 METB 603 577 591 538 686 595 634 MIAB 409 346 438 318 406 453 359 MOOB 479 525 523 453 563 484 567 MORB 505 437 416 437 370 454 513 MSPB 581 504 492 459 480 532 523 NOWB 239 231 180 247 394 234 237 PATB 430 460 398 408 492 469 423 PDMB 16 29 30 0 30 0 25 REUB 63 123 67 104 160 70 78 REZB 630 656 786 575 672 729 730 RIKB 435 392 421 403 314 416 434 RIQB 675 735 753 606 642 663 710 ROUB 1175 1065 1030 1098 1015 1154 1155 SANB 441 424 273 424 510 370 433 SCRB 436 496 392 399 376 454 534 SODB o 466 378 368 378 401 391 367 SPJB 1402 1431 1563 1477 1451 1437 1454 STJB o 639 618 675 518 519 677 573 SYPB 1278 1441 1346 1259 1336 1356 1254 THUB 1260 1162 1341 1020 1168 1309 1007 TLSB 0 285 0 0 0 609 513 TRIB o 311 381 236 255 364 331 311 YASB 462 540 499 396 535 562 502 YEMB 867 880 526 793 798 733 857 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 3778 2214 2907 3182 AMUB 1206 444 542 1089 ARFB 1097 424 493 923 ASDB 888 244 516 857 BEMB 4440 408 1768 4007 BETB 466 127 231 388 CADB 1139 434 771 974 CHAB 1544 723 1088 1351 CICB 1126 406 746 940 CRPB 860 37 261 644 DIOB 906 367 663 808 DJIB 1111 243 737 931 EASB 1139 459 826 1091 FAIB 2810 622 1091 2535 FUTB 1070 225 548 893 GAVB 913 177 2 823 GREB 1375 273 706 1181 HBMB 888 403 591 770 HEMB 1054 221 295 943 JIUB 1399 582 808 1092 KETB 1318 265 604 1177 KIUB 1038 327 767 878 KOLB 1253 744 995 974 KRUB 1172 318 570 979 LICB 1034 524 668 916 MAHB 732 263 249 649 MANB 1159 305 348 958 MATB 1267 114 516 1236 METB 1831 427 485 1785 MIAB 1185 292 520 1029 MOOB 1345 555 723 1149 MORB 1174 444 738 933 MSPB 1363 372 777 1192 NOWB 815 169 234 668 PATB 1186 476 686 976 PDMB 1 93 527 0 REUB 562 31 376 632 REZB 2142 408 684 1908 RIKB 1160 410 552 1020 RIQB 1882 917 583 1657 ROUB 3277 597 1130 2958 SANB 1252 365 439 1080 SCRB 1199 427 652 981 SODB 1219 429 531 967 SPJB 4131 1576 1553 3365 STJB 1643 586 807 1377 SYPB 3586 1725 1113 3195 THUB 2956 722 1441 3462 TLSB 1221 532 573 971 TRIB 1138 74 176 1122 YASB 1302 510 698 1133 YEMB 2296 836 865 2084 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 11.5 11.9 10.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -11.8 +- 2.2 mm TY = 17.4 +- 2.6 mm TZ = 6.8 +- 2.3 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.2 +- 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 0.79 0.56 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr