****************************************************************************** dorisreport 02-Mar-2010 05:56:16 Message No 1942 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1567 = 10017 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1567 from 17-01-2010 to 23-01-2010 DORIS name (using day of start): 10017 Days of year: from 2010/17 to 2010/23 ============================================================== 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/ign10017wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10017wd09.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 1567 from 17-01-2010 to 23-01-2010 Total number of stations = 46 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 6.05 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 17-01-2010 21816 61 21755 0.3 18-01-2010 21957 59 21898 0.3 19-01-2010 22567 17 22550 0.1 20-01-2010 23139 20 23119 0.1 21-01-2010 21101 5 21096 0.0 22-01-2010 21646 5 21641 0.0 23-01-2010 21947 16 21931 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 8454 8366 8751 9084 6969 7630 8127 SPOT4 5020 5137 5020 5118 5272 5253 5145 SPOT5 8281 8395 8779 8917 8855 8758 8659 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.486 0.508 0.452 0.457 0.441 0.455 0.455 SPOT4 0.441 0.427 0.435 0.445 0.441 0.444 0.434 SPOT5 0.436 0.474 0.420 0.415 0.400 0.417 0.430 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 1364 1400 1450 1390 1438 1388 1328 AMVB 384 425 475 409 448 333 328 ARFB 362 273 240 383 308 289 350 BADB 674 639 534 628 690 502 444 BEMB 0 285 1324 1456 1418 1438 1374 BETB 348 371 422 377 344 396 389 CADB 362 325 369 411 326 370 411 CIDB 177 119 132 37 0 0 0 CRQB 440 365 332 384 463 430 383 DIOB 297 288 288 376 355 352 289 DJIB 344 341 389 380 408 335 335 EVEB o 233 231 224 229 187 196 234 FAIB o 913 911 910 845 837 865 849 GREB 459 450 505 408 473 425 444 HBMB 355 471 470 386 429 436 373 HEMB 414 390 326 378 416 401 427 JIUB 384 366 470 255 333 409 430 KETB 443 469 398 505 454 399 465 KIUB 462 486 483 443 463 455 365 KOLB 482 415 480 489 380 486 457 KRUB 317 330 289 386 352 134 0 LICB 416 335 401 376 411 386 343 MAHB 250 291 260 277 108 271 261 MANB o 368 428 342 409 380 354 379 METB 583 579 563 552 541 565 590 MIAB 377 413 334 466 368 273 428 MOOB 478 529 485 489 518 464 382 MSPB 421 440 442 382 501 533 469 NOWB 291 302 233 380 377 315 283 PAUB 442 421 454 404 388 476 423 PDMB o 438 448 370 379 494 372 419 REUB o 271 320 374 365 257 328 313 REZB 635 648 405 564 595 567 506 RILB 333 330 323 335 357 281 305 RIQB 583 538 625 641 511 625 533 ROUB 1030 1115 1000 991 995 960 1078 SALB 395 411 277 413 403 328 390 SANB 368 303 391 376 412 240 384 SPJB 1149 1267 1200 1291 1261 1144 1092 STJB o 515 563 498 527 548 504 545 SYPB 1122 1147 1187 1202 1113 1153 1130 THUB 1148 1130 1229 1087 1181 1133 1133 TLSB 470 534 453 484 543 544 535 TRIB o 410 270 299 385 306 315 206 YASB 473 367 355 423 444 428 438 YEMB 488 432 526 394 355 482 545 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 3754 3118 3176 AMVB 1210 626 1093 ARFB 1052 664 958 BADB 1799 1024 1481 BEMB 4096 1727 3678 BETB 1188 693 936 CADB 1067 813 890 CIDB 319 121 571 CRQB 1286 557 1161 DIOB 822 680 849 DJIB 1028 701 949 EVEB 479 460 719 FAIB 2877 1170 2574 GREB 1399 667 1217 HBMB 1210 852 1070 HEMB 1223 622 1074 JIUB 1209 667 1114 KETB 1461 597 1283 KIUB 1380 975 1175 KOLB 1278 1073 992 KRUB 964 537 771 LICB 1186 678 944 MAHB 1023 479 897 MANB 1232 608 972 METB 1920 512 1791 MIAB 1190 708 981 MOOB 1244 1059 1171 MSPB 1324 818 1206 NOWB 1165 255 946 PAUB 1234 1023 971 PDMB 1234 677 1162 REUB 993 528 918 REZB 1959 681 1709 RILB 1152 387 985 RIQB 1902 711 1634 ROUB 3296 1142 3007 SALB 1182 770 1041 SANB 1266 316 1068 SPJB 3787 1648 3306 STJB 1568 880 1405 SYPB 3811 1302 3258 THUB 3303 1627 3443 TLSB 1627 756 1305 TRIB 1226 137 1079 YASB 1384 785 1120 YEMB 2282 843 2096 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 17.4 13.1 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -1.5 +- 1.8 mm TY = -15.5 +- 1.8 mm TZ = 41.5 +- 1.5 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.3 +- 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 0.45 0.69 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr