****************************************************************************** dorisreport 24-Feb-2010 05:16:33 Message No 1935 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1564 = 09361 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1564 from 27-12-2009 to 02-01-2010 DORIS name (using day of start): 09361 Days of year: from 2009/361 to 2010/2 ============================================================== 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/ign09361wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09361wd09.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 1564 from 27-12-2009 to 02-01-2010 Total number of stations = 44 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.40 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 27-12-2009 21371 3 21368 0.0 28-12-2009 21669 30 21639 0.1 29-12-2009 21272 3 21269 0.0 30-12-2009 21622 19 21603 0.1 31-12-2009 22138 57 22081 0.3 01-01-2010 21369 65 21304 0.3 02-01-2010 13461 11 13450 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 8249 8387 8236 8286 8325 8220 0 SPOT4 4985 5018 4659 4926 5192 4879 5353 SPOT5 8134 8234 8374 8391 8564 8205 8097 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.443 0.470 0.449 0.460 0.465 0.485 0.000 SPOT4 0.432 0.443 0.436 0.442 0.428 0.451 0.439 SPOT5 0.405 0.411 0.414 0.429 0.427 0.434 0.428 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 1373 1480 1364 1363 1454 1365 1407 AMVB 367 372 405 419 431 389 422 ARFB 346 278 261 205 292 377 291 BADB 582 559 582 590 668 650 617 BETB 344 411 350 375 384 341 352 CADB 373 403 384 379 402 384 339 CIDB 69 270 373 242 261 252 219 CRQB 462 404 381 443 414 431 490 DIOB 277 277 336 293 356 309 284 DJIB 355 407 371 406 417 332 405 EVEB o 207 238 217 216 214 233 242 FAIB o 917 902 868 897 913 860 939 GREB 469 473 469 435 461 472 437 HBMB 401 457 422 454 437 357 448 HEMB 451 374 380 334 358 361 450 JIUB 389 397 379 402 439 351 453 KETB 471 457 528 423 407 419 474 KIUB 478 468 478 508 463 436 438 KOLB 448 472 459 422 515 441 413 KRUB 309 316 368 337 328 361 346 LICB 321 355 391 362 406 408 338 MAHB 289 268 188 280 276 256 300 METB 629 586 518 536 581 594 606 MIAB 384 394 402 392 447 426 263 MOOB 480 493 507 529 475 477 504 MSPB 482 484 337 383 515 420 436 NOWB 237 257 339 291 371 315 320 PAUB 425 462 437 427 474 420 441 PDMB o 390 418 399 430 388 415 456 REUB o 296 360 320 328 358 297 267 REZB 616 553 556 578 593 587 596 RILB 402 301 231 331 270 264 392 RIQB 540 665 546 492 576 608 431 ROUB 1089 885 983 1071 1085 1018 1230 SALB 364 402 399 426 335 404 427 SANB 319 358 274 434 469 277 374 SPJB 1197 1212 1266 1300 1188 1157 1265 STJB o 541 516 555 566 468 531 518 SYPB 1147 1208 1055 1086 1102 1119 1158 THUB 1202 1165 1203 1253 1175 1156 1106 TLSB 555 515 474 506 544 525 545 TRIB o 318 271 343 276 269 413 310 YASB 470 421 377 424 410 535 386 YEMB 622 683 718 787 723 512 530 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 3794 3121 3177 AMVB 1279 579 1092 ARFB 1087 464 945 BADB 1905 1007 1513 BETB 1174 661 924 CADB 1111 816 882 CIDB 1218 691 953 CRQB 1259 736 1168 DIOB 694 680 901 DJIB 1106 786 931 EVEB 495 479 717 FAIB 2998 1113 2571 GREB 1471 720 1165 HBMB 1269 847 1042 HEMB 1242 549 1070 JIUB 1229 780 1062 KETB 1509 564 1300 KIUB 1425 962 1215 KOLB 1283 1103 1003 KRUB 1194 688 945 LICB 1146 672 942 MAHB 1024 453 909 METB 1940 573 1775 MIAB 1151 705 952 MOOB 1389 1035 1166 MSPB 1305 736 1188 NOWB 1154 252 930 PAUB 1247 1038 988 PDMB 1221 683 1141 REUB 1008 491 894 REZB 2151 583 1707 RILB 1148 261 1043 RIQB 1914 494 1629 ROUB 3312 1372 2913 SALB 1207 751 1062 SANB 1115 508 1011 SPJB 3860 1703 3334 STJB 1541 915 1390 SYPB 3771 1139 3270 THUB 3394 1722 3466 TLSB 1659 800 1336 TRIB 1218 152 1151 YASB 1289 847 1125 YEMB 2403 893 2172 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 14.3 13.3 13.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -1.3 +- 1.7 mm TY = 3.1 +- 1.6 mm TZ = 66.9 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.3 +- 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 0.59 0.60 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr