****************************************************************************** dorisreport 27-Mar-2010 03:53:01 Message No 1966 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1568 = 10024 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1568 from 24-01-2010 to 30-01-2010 DORIS name (using day of start): 10024 Days of year: from 2010/24 to 2010/30 ============================================================== 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/ign10024wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10024wd09.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 Changes in data processing: #week 1568: goa-test.2010.03.25b Use Bulletin-A as a priori instead of Bulletin-B 4) Global Statistics ==================== GPS week number 1568 from 24-01-2010 to 30-01-2010 Total number of stations = 45 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.01 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 24-01-2010 18814 37 18777 0.2 25-01-2010 18523 41 18482 0.2 26-01-2010 19577 70 19507 0.4 27-01-2010 20538 14 20524 0.1 28-01-2010 17616 4 17612 0.0 29-01-2010 20391 4 20387 0.0 30-01-2010 22457 9 22448 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 4902 5023 5821 7784 4800 6887 8740 SPOT4 5237 4899 4981 4677 4625 4723 4981 SPOT5 8638 8560 8705 8063 8187 8777 8727 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.445 0.429 0.434 0.448 0.424 0.429 0.443 SPOT4 0.429 0.439 0.440 0.444 0.445 0.433 0.425 SPOT5 0.423 0.423 0.414 0.413 0.411 0.415 0.412 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 1241 1135 1293 0 0 1148 1356 AMVB 300 371 410 405 336 463 439 ARFB 230 208 270 342 299 302 248 BADB 363 395 465 572 365 418 537 BEMB 1106 1081 1148 1404 1061 1033 1426 BETB 301 353 312 266 339 373 342 CADB 317 354 361 332 283 350 364 CRQB 311 334 437 442 366 398 337 DIOB 190 308 343 313 218 244 349 DJIB 308 353 299 343 344 334 343 EVEB o 240 199 184 204 193 204 237 FAIB o 672 638 630 856 660 754 834 GAVB 0 0 0 121 110 232 252 GREB 382 351 375 442 322 417 477 HBMB 359 413 306 364 394 387 416 HEMB 394 267 281 429 293 261 385 JIUB 341 404 271 334 445 276 340 KETB 351 384 355 461 343 307 443 KIUB 339 397 295 385 428 381 400 KOLB 375 371 467 368 364 534 445 KRUB 0 0 0 0 247 269 412 LICB 308 296 370 344 320 326 347 MAHB 243 269 258 217 203 112 266 MANB o 245 285 308 347 319 288 339 METB 458 462 524 625 507 590 589 MIAB 278 301 405 431 270 358 423 MOOB 425 438 392 502 513 452 467 MSPB 409 307 363 434 417 407 373 NOWB 221 239 408 342 171 297 309 PAUB 330 379 359 411 415 431 411 PDMB o 419 272 383 401 291 318 428 REUB o 295 298 188 304 238 326 332 REZB 480 461 411 607 460 519 565 RILB 278 271 212 352 228 272 396 RIQB 463 479 408 504 481 447 575 ROUB 768 664 775 1064 714 1012 1038 SALB 407 282 381 406 306 237 445 SANB 270 349 500 421 215 485 450 SPJB 998 971 1106 1222 925 1084 1146 STJB o 440 430 436 547 487 435 553 SYPB 999 895 1073 1032 932 1156 1129 THUB 1089 1034 900 1113 938 1016 1199 TLSB 361 362 434 499 398 545 512 YASB 386 327 431 503 343 328 394 YEMB 304 290 367 320 313 417 371 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 2658 2726 2742 AMVB 1144 607 1134 ARFB 936 357 982 BADB 1308 533 1479 BEMB 2710 1885 3996 BETB 891 639 931 CADB 712 780 1013 CRQB 1024 682 1134 DIOB 595 615 885 DJIB 826 759 938 EVEB 410 444 688 FAIB 1669 1095 2578 GAVB 713 0 663 GREB 1002 722 1149 HBMB 895 837 1113 HEMB 1010 506 969 JIUB 837 712 1070 KETB 972 538 1269 KIUB 865 851 1171 KOLB 956 1038 1106 KRUB 535 431 670 LICB 775 739 978 MAHB 546 348 871 MANB 896 387 1024 METB 1532 582 1826 MIAB 932 694 1041 MOOB 1205 1081 1158 MSPB 1088 685 1124 NOWB 862 325 958 PAUB 846 1011 1059 PDMB 928 599 1098 REUB 637 463 976 REZB 1479 650 1754 RILB 778 466 959 RIQB 1484 431 1678 ROUB 1975 1355 2925 SALB 921 754 959 SANB 1005 697 1133 SPJB 2772 1624 3327 STJB 1238 879 1372 SYPB 3089 1195 3268 THUB 2537 1529 3526 TLSB 1123 802 1340 YASB 995 779 1084 YEMB 1134 881 2094 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 11.8 11.5 10.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 2.5 +- 1.7 mm TY = -6.9 +- 1.7 mm TZ = 31.9 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 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 0.63 0.93 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr