****************************************************************************** dorisreport 16-Sep-2009 14:40:24 Message No 1778 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1545 = 09228 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1545 from 16-08-2009 to 22-08-2009 DORIS name (using day of start): 09228 Days of year: from 2009/228 to 2009/234 ============================================================== 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/ign09228wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09228wd09.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 1545 from 16-08-2009 to 22-08-2009 Total number of stations = 50 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.16 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-08-2009 23335 41 23294 0.2 17-08-2009 24015 9 24006 0.0 18-08-2009 24086 4 24082 0.0 19-08-2009 24006 7 23999 0.0 20-08-2009 24030 10 24020 0.0 21-08-2009 24276 18 24258 0.1 22-08-2009 24420 36 24384 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 9014 9228 9256 9069 9065 9491 9293 SPOT4 5332 5544 5576 5706 5475 5440 5684 SPOT5 8948 9234 9250 9224 9480 9327 9407 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.478 0.437 0.438 0.446 0.450 0.470 0.474 SPOT4 0.425 0.429 0.435 0.439 0.432 0.453 0.439 SPOT5 0.427 0.416 0.399 0.414 0.423 0.433 0.438 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 1405 1397 1398 1429 1370 1334 1377 AMVB 455 406 380 409 429 437 421 ARFB 90 301 126 131 200 171 292 BEMB 1415 1423 1420 1306 1386 1359 1428 BETB 0 0 197 374 384 316 363 CADB 383 492 349 432 368 372 430 CHAB 584 594 614 560 594 581 576 CIDB 397 354 334 340 405 299 383 CRQB 333 404 328 303 333 310 380 DIOB 325 342 346 313 363 349 320 DJIB 407 406 369 339 313 408 409 EASB 350 296 403 416 402 402 347 EVEB o 190 232 232 202 240 200 197 FAIB o 822 841 848 862 837 835 848 GAVB 238 228 239 207 213 214 222 GREB 437 390 472 428 419 357 398 HBMB 444 336 373 392 387 405 426 HEMB 271 384 385 366 375 382 381 JIUB 440 305 362 285 414 351 402 KETB 354 397 401 434 410 467 398 KIUB 481 453 445 456 432 480 472 KOLB 487 535 451 483 434 411 501 KRUB 360 421 387 329 349 335 364 LICB 412 418 403 332 394 197 397 MAHB 354 279 307 327 310 267 325 MALB 0 0 167 355 315 385 0 MANB o 347 385 420 427 250 382 305 METB 502 606 594 608 583 567 621 MIAB 309 439 410 368 383 376 375 MOOB 453 467 408 449 476 507 492 MSPB 433 433 493 515 439 423 437 NOWB 234 451 332 365 346 335 344 PATB 388 363 329 419 372 417 433 PDMB o 380 386 451 365 394 473 386 REUB o 346 387 271 352 303 331 345 REZB 468 556 598 588 567 629 568 RILB 350 343 360 417 304 343 324 RIQB 504 559 553 591 505 532 573 ROUB 1052 1090 1108 1118 986 1066 1065 SALB 398 318 437 373 443 511 341 SANB 467 494 402 338 460 393 462 SODB o 432 407 378 311 366 295 427 SPJB 1267 1166 1249 1243 1158 1307 1179 STJB o 522 510 474 468 493 580 445 SYPB 1044 1076 1098 1097 1110 1074 1043 THUB 1244 1181 1234 1052 1131 1129 1195 TLSB 486 486 543 326 467 518 508 TRIB o 0 0 0 150 315 262 258 YASB 406 502 534 482 326 439 430 YEMB 831 776 739 756 718 772 829 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 SPOT4 SPOT5 ----------------------------- ADFB 3775 3060 3173 AMVB 1273 679 1115 ARFB 1122 442 970 BEMB 4404 1844 3935 BETB 979 554 816 CADB 1109 814 1023 CHAB 1702 1132 1393 CIDB 1177 563 1002 CRQB 1096 508 961 DIOB 874 783 868 DJIB 1073 820 963 EASB 1172 893 983 EVEB 502 408 728 FAIB 2744 1139 2568 GAVB 896 0 805 GREB 1393 628 1199 HBMB 1141 767 1006 HEMB 1225 511 965 JIUB 1381 564 1142 KETB 1329 602 1155 KIUB 1441 935 1249 KOLB 1319 1022 1112 KRUB 1106 680 963 LICB 1055 693 906 MAHB 1092 329 961 MALB 442 396 462 MANB 1164 623 1018 METB 1912 623 1808 MIAB 1213 649 1051 MOOB 1341 914 1115 MSPB 1416 755 1127 NOWB 1145 434 1030 PATB 1230 640 1041 PDMB 1230 682 1087 REUB 977 538 967 REZB 2031 634 1680 RILB 1154 566 889 RIQB 1906 396 1689 ROUB 3303 1443 2986 SALB 1182 863 947 SANB 1342 677 1163 SODB 1227 624 1023 SPJB 3824 1751 3341 STJB 1482 947 1372 SYPB 3582 1108 3161 THUB 3354 1596 3501 TLSB 1544 710 1243 TRIB 587 0 534 YASB 1301 847 1122 YEMB 2560 957 2242 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT 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 10.5 10.8 14.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -6.5 +- 1.4 mm TY = -1.9 +- 1.3 mm TZ = 34.1 +- 1.2 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.5 +- 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 0.48 0.69 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