****************************************************************************** dorisreport 12-Oct-2009 15:22:19 Message No 1798 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1546 = 09235 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1546 from 23-08-2009 to 29-08-2009 DORIS name (using day of start): 09235 Days of year: from 2009/235 to 2009/241 ============================================================== 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/ign09235wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09235wd09.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 1546 from 23-08-2009 to 29-08-2009 Total number of stations = 49 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 2.86 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 23-08-2009 24280 81 24199 0.3 24-08-2009 22885 48 22837 0.2 25-08-2009 22877 10 22867 0.0 26-08-2009 23780 10 23770 0.0 27-08-2009 24094 21 24073 0.1 28-08-2009 23972 8 23964 0.0 29-08-2009 24526 31 24495 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 9232 8318 8835 9470 9288 9047 9402 SPOT4 5491 5413 5188 5171 5495 5420 5710 SPOT5 9476 9106 8844 9129 9290 9497 9383 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.482 0.461 0.441 0.448 0.432 0.447 0.463 SPOT4 0.437 0.429 0.423 0.445 0.440 0.431 0.452 SPOT5 0.438 0.426 0.410 0.426 0.417 0.415 0.422 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 1476 1389 1400 1396 1354 1406 1477 AMVB 406 318 447 449 438 363 357 ARFB 359 218 159 394 329 393 319 BEMB 1491 1367 1448 1376 1372 1377 1490 BETB 401 332 359 361 393 362 421 CADB 444 378 328 441 451 407 410 CHAB 621 591 570 604 574 559 598 CIDB 359 363 396 391 375 363 432 CRQB 366 240 288 285 336 368 319 DIOB 0 0 0 171 349 260 324 DJIB 332 333 393 409 403 393 362 EASB 317 361 403 338 396 343 367 EVEB o 249 249 223 201 217 212 237 FAIB o 844 737 904 883 769 895 837 GAVB 271 268 195 213 247 218 256 GREB 450 498 437 411 406 397 430 HBMB 362 354 434 379 397 405 375 HEMB 314 441 445 345 405 353 383 JIUB 365 366 426 388 325 306 382 KETB 382 448 443 404 410 428 405 KIUB 464 391 406 500 424 427 447 KOLB 534 435 397 470 456 481 499 KRUB 401 369 345 346 407 354 359 LICB 458 348 351 383 418 363 343 MAHB 338 242 0 167 256 257 302 MANB o 432 313 317 181 0 361 320 METB 608 555 589 589 560 550 551 MIAB 370 391 326 363 432 336 411 MOOB 359 336 499 501 463 478 391 MSPB 520 524 439 433 399 508 556 NOWB 403 309 254 377 361 407 325 PATB 346 353 415 400 316 383 417 PDMB o 404 393 420 355 447 381 370 REUB o 282 188 317 384 305 354 325 REZB 535 603 576 590 603 564 536 RILB 370 435 337 300 369 390 402 RIQB 615 577 533 608 558 596 578 ROUB 1007 965 1023 976 1051 949 1085 SALB 330 425 460 390 433 370 347 SANB 425 361 399 333 441 369 353 SODB o 336 275 375 382 381 296 407 SPJB 1075 1172 1188 1250 1236 1262 1180 STJB o 465 554 527 529 511 486 490 SYPB 1148 1044 1136 1147 1025 1076 1139 THUB 1175 1138 1218 1096 1154 1111 1172 TLSB 521 242 0 525 488 551 504 TRIB o 299 395 256 256 340 288 307 YASB 529 528 375 402 459 483 495 YEMB 736 676 756 762 809 803 751 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 3903 3046 3247 AMVB 1230 551 1118 ARFB 1120 633 955 BEMB 4321 1939 4069 BETB 1230 689 950 CADB 1194 808 1023 CHAB 1698 1188 1385 CIDB 1243 766 964 CRQB 906 459 966 DIOB 404 370 404 DJIB 1086 772 924 EASB 1064 906 1047 EVEB 542 437 743 FAIB 2715 1117 2520 GAVB 954 22 857 GREB 1425 720 1189 HBMB 1151 779 952 HEMB 1194 621 997 JIUB 1348 725 1070 KETB 1309 562 1189 KIUB 1351 982 1197 KOLB 1336 1073 1045 KRUB 1209 673 994 LICB 1214 585 979 MAHB 772 309 706 MANB 1003 367 741 METB 1903 542 1799 MIAB 1165 668 1087 MOOB 1241 811 1107 MSPB 1460 860 1226 NOWB 1308 249 1074 PATB 1227 650 992 PDMB 1141 710 1136 REUB 954 534 857 REZB 2005 699 1784 RILB 1098 679 1002 RIQB 1937 624 1681 ROUB 3181 1196 2930 SALB 1167 725 1014 SANB 1301 403 1128 SODB 1133 606 916 SPJB 3663 1648 3330 STJB 1570 858 1366 SYPB 3591 1205 3197 THUB 3318 1570 3461 TLSB 1499 694 1154 TRIB 1238 2 1163 YASB 1364 862 1172 YEMB 2465 977 2168 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 9.8 16.0 9.5 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 3.0 +- 1.3 mm TY = -1.6 +- 1.2 mm TZ = 23.5 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.0 +- 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 0.49 0.46 ============================================================== Please do not reply directly to this message, but send comments and suggestions 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