****************************************************************************** dorisreport 27-Mar-2010 04:07:27 Message No 1967 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1569 = 10031 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1569 from 31-01-2010 to 06-02-2010 DORIS name (using day of start): 10031 Days of year: from 2010/31 to 2010/37 ============================================================== 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/ign10031wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10031wd09.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 1569 from 31-01-2010 to 06-02-2010 Total number of stations = 46 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.34 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 31-01-2010 22407 6 22401 0.0 01-02-2010 19555 36 19519 0.2 02-02-2010 13354 5 13349 0.0 03-02-2010 19130 8 19122 0.0 04-02-2010 20253 87 20166 0.4 05-02-2010 22289 8 22281 0.0 06-02-2010 21006 6 21000 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 8640 8726 6825 8240 8163 8367 7465 SPOT4 4912 2303 1136 4241 3676 5059 4994 SPOT5 8849 8490 5388 6641 8327 8855 8541 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.448 0.460 0.451 0.461 0.460 0.445 0.441 SPOT4 0.436 0.428 0.398 0.404 0.397 0.436 0.446 SPOT5 0.414 0.416 0.396 0.430 0.415 0.411 0.407 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 1365 1200 1223 1367 1355 1322 1353 AMVB 407 343 207 464 397 400 436 ARFB 380 329 199 276 307 349 302 BADB 563 454 350 415 587 576 522 BEMB 1399 1372 793 946 1386 1427 1376 BETB 363 297 216 354 334 314 209 CADB 410 358 191 278 379 405 311 CRQB 433 394 199 426 421 376 416 DIOB 306 295 205 259 367 334 351 DJIB 391 273 212 330 315 386 398 EVEB o 193 182 63 145 204 231 197 FAIB o 879 745 499 890 829 809 796 GAVB 212 257 246 165 228 250 233 GREB 432 424 295 370 400 425 475 HBMB 328 172 0 248 374 381 379 HEMB 365 277 409 303 274 359 317 JIUB 285 278 119 280 223 197 263 KETB 529 387 253 374 421 523 450 KIUB 448 296 177 340 260 424 379 KOLB 433 370 337 391 453 418 353 KRBB 0 83 17 136 87 52 182 KRUB 354 355 205 240 375 403 358 LICB 339 343 260 313 380 356 339 MAHB 234 133 115 150 0 239 224 MANB o 385 311 230 410 356 407 363 METB 593 483 418 515 627 522 528 MIAB 384 403 206 329 371 463 412 MOOB 519 430 275 467 450 469 0 MSPB 488 402 338 400 369 424 392 NOWB 348 341 317 302 368 368 276 PAUB 380 341 274 359 356 309 403 PDMB o 393 314 282 346 313 354 408 REUB o 321 280 177 284 376 313 260 REZB 563 497 599 632 496 533 581 RILB 364 323 302 338 346 354 351 RIQB 604 558 387 528 646 647 509 ROUB 1015 957 674 663 927 993 1020 SALB 315 272 433 304 315 462 377 SANB 338 372 239 265 298 384 221 SPJB 1297 1040 896 1162 1215 1222 1178 STJB o 518 427 373 517 407 527 472 SYPB 1158 1042 785 734 327 1111 1098 THUB 1125 1017 613 1114 1096 1033 1123 TLSB 529 441 441 519 481 461 467 YASB 462 440 291 381 393 452 426 YEMB 403 238 134 342 426 475 397 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 3687 2816 3188 AMVB 1169 566 1108 ARFB 1016 483 887 BADB 1614 716 1359 BEMB 4332 1308 3528 BETB 1072 342 937 CADB 1109 655 907 CRQB 1170 554 1113 DIOB 821 609 849 DJIB 1038 604 843 EVEB 442 338 542 FAIB 2741 888 2218 GAVB 897 13 854 GREB 1370 418 1150 HBMB 1132 439 907 HEMB 1140 407 1009 JIUB 875 184 772 KETB 1424 527 1145 KIUB 1204 518 1005 KOLB 1225 855 948 KRBB 0 573 0 KRUB 1155 508 836 LICB 1085 534 900 MAHB 671 176 560 MANB 1181 568 922 METB 1879 471 1567 MIAB 1114 610 1022 MOOB 1103 674 941 MSPB 1333 541 1168 NOWB 1127 521 981 PAUB 1237 603 901 PDMB 1125 448 1043 REUB 927 413 864 REZB 1957 582 1735 RILB 1216 471 918 RIQB 1795 695 1614 ROUB 3143 733 2614 SALB 1151 747 904 SANB 1002 343 924 SPJB 3694 1515 3118 STJB 1501 656 1285 SYPB 2932 924 2653 THUB 3208 1081 3148 TLSB 1574 682 1268 YASB 1222 748 1078 YEMB 2167 632 1790 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 9.7 10.9 12.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 4.8 +- 2.0 mm TY = -8.8 +- 1.7 mm TZ = 21.2 +- 1.6 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.4 +- 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 0.56 0.55 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr