****************************************************************************** dorisreport 25-Aug-2009 04:40:23 Message No 1753 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1541 = 09200 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1541 from 19-07-2009 to 25-07-2009 DORIS name (using day of start): 09200 Days of year: from 2009/200 to 2009/206 ============================================================== 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/ign09200wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09200wd09.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 1541 from 19-07-2009 to 25-07-2009 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 5.48 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 19-07-2009 23615 9241 14374 39.1 20-07-2009 17349 7 17342 0.0 21-07-2009 21449 7033 14416 32.8 22-07-2009 24099 50 24049 0.2 23-07-2009 24088 1090 22998 4.5 24-07-2009 23620 14 23606 0.1 25-07-2009 24038 3 24035 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 0 9006 946 9264 8165 8937 9298 SPOT4 5447 5161 5184 5588 5589 5531 5456 SPOT5 8927 3175 8286 9197 9244 9138 9281 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.000 0.467 1.108 0.492 0.725 0.443 0.446 SPOT4 0.443 0.436 0.440 0.426 0.459 0.430 0.418 SPOT5 0.439 0.445 0.420 0.451 0.446 0.416 0.420 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 1488 984 1319 1434 1428 1431 1443 AMVB 405 343 436 376 395 403 409 ARFB 335 241 278 395 384 314 265 BEMB 1365 985 1233 1373 1408 1303 1459 BETB 371 183 340 393 384 317 421 CADB 405 311 337 470 393 391 388 CHAB 566 344 565 584 605 562 578 CIDB 374 324 355 402 333 367 439 CRQB 195 228 244 307 287 267 310 DIOB 340 187 297 333 319 298 348 DJIB 351 259 400 409 340 361 393 EASB 370 291 309 308 378 426 396 EVEB o 261 188 169 220 252 224 235 FAIB o 884 628 768 847 808 902 888 GAVB 186 89 200 229 243 201 220 GREB 430 333 420 379 462 404 468 HEMB 388 330 328 343 383 409 367 JIUB 272 313 429 291 297 337 468 KETB 461 408 366 375 416 481 376 KIUB 433 344 409 442 438 452 452 KOLB 487 260 443 536 472 431 445 KRUB 376 344 292 399 417 361 331 LICB 424 234 391 394 412 364 364 MAHB 302 223 283 306 164 282 252 MALB 0 0 113 150 354 363 355 MANB o 450 232 392 424 428 422 324 METB 584 315 530 580 588 602 546 MIAB 388 329 281 432 410 351 341 MOOB 414 378 399 441 386 456 462 MSPB 488 305 352 493 468 485 488 NOWB 428 262 256 443 368 367 294 PATB 398 257 375 378 379 382 399 PDMB o 372 325 382 358 441 384 391 REUB o 334 213 281 386 289 331 327 REZB 637 403 456 579 579 549 594 RILB 363 285 270 343 348 443 328 RIQB 627 404 427 581 568 577 554 ROUB 1038 957 956 1068 1089 1056 1036 SALB 385 383 435 302 462 404 436 SANB 370 363 419 445 457 308 368 SODB o 318 275 265 418 322 264 377 SPJB 1174 763 1276 1156 1160 1255 1175 STJB o 469 505 487 468 512 532 551 SYPB 1092 973 945 1136 1086 1053 1161 THUB 1040 832 1132 1192 1198 1098 1192 TLSB 537 217 196 511 517 540 487 YASB 491 368 408 475 549 460 378 YEMB 731 598 739 780 678 759 760 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 3915 3155 2741 AMVB 1233 669 1012 ARFB 1117 382 871 BEMB 4344 1649 3636 BETB 1226 695 804 CADB 1195 774 835 CHAB 1695 1092 1168 CIDB 1244 660 909 CRQB 886 346 769 DIOB 900 659 756 DJIB 1091 698 865 EASB 1119 868 1018 EVEB 540 445 701 FAIB 2753 1169 2315 GAVB 907 0 662 GREB 1411 631 1111 HEMB 1210 565 923 JIUB 1375 523 1018 KETB 1338 647 1073 KIUB 1392 949 1115 KOLB 1338 1034 877 KRUB 1216 690 850 LICB 1202 704 815 MAHB 992 364 819 MALB 832 591 702 MANB 1268 638 888 METB 1893 612 1536 MIAB 1178 682 953 MOOB 1312 806 1053 MSPB 1442 754 1020 NOWB 1309 468 883 PATB 1228 706 828 PDMB 1141 654 1023 REUB 1015 518 818 REZB 2068 567 1560 RILB 1105 627 844 RIQB 1919 470 1521 ROUB 3212 1503 2787 SALB 1168 856 919 SANB 1311 625 1009 SODB 1168 522 844 SPJB 3734 1717 2879 STJB 1569 953 1233 SYPB 3639 1279 2914 THUB 3356 1594 3007 TLSB 1575 683 1082 YASB 1354 849 1064 YEMB 2521 907 2012 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 13.2 12.7 14.2 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -0.6 +- 1.5 mm TY = 6.0 +- 1.4 mm TZ = 7.0 +- 1.2 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -3.4 +- 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 0.91 1.38 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr