****************************************************************************** dorisreport 21-Jan-2008 17:42:56 Message No 1131 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1456 = 07336 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1456 from 02-12-2007 to 08-12-2007 DORIS name (using day of start): 07336 Days of year: from 2007/336 to 2007/342 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-4427-2484 FAX +33-1-4427-7340 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/ign07336wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07336wd06.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.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/ignwd05.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd06.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.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 Last changes in the time series data analysis: Week 678: See DORISMail #0288, start of the time series 4) Global Statistics ==================== GPS week number 1456 from 02-12-2007 to 08-12-2007 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.25 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 02-12-2007 21383 2 21381 0.0 03-12-2007 21070 9 21061 0.0 04-12-2007 17204 2 17202 0.0 05-12-2007 18169 0 18169 0.0 06-12-2007 18095 9 18086 0.0 07-12-2007 17996 12 17984 0.1 08-12-2007 19006 4 19002 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 6552 6232 4274 6397 6177 5670 6658 SPOT2 2589 2839 1301 0 0 0 0 SPOT4 4916 4900 4778 4770 4791 4953 5084 SPOT5 7324 7090 6849 7002 7118 7361 7260 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.424 0.422 0.410 0.411 0.404 0.417 0.424 SPOT2 0.426 0.454 0.453 0.000 0.000 0.000 0.000 SPOT4 0.430 0.429 0.435 0.448 0.450 0.439 0.428 SPOT5 0.391 0.373 0.373 0.370 0.370 0.385 0.383 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 --------------------------------------------------------------- ADEB o 1494 1537 1261 1235 1163 1176 1316 AMUB 484 445 394 413 434 405 399 ARFB 425 427 314 365 341 350 348 ASDB o 353 356 282 291 335 246 295 BEMB 1379 1460 1364 1360 1336 1314 1406 BETB 403 353 364 356 343 357 371 CADB 425 446 423 404 354 384 461 CHAB 708 642 643 573 561 604 579 CICB 479 452 405 418 366 399 458 CRPB 247 209 234 207 282 242 238 DIOB 357 386 359 366 355 293 306 DJIB 0 0 0 173 363 379 379 EASB 388 419 345 373 343 352 318 FAIB o 1013 962 889 924 984 970 1013 FUTB 427 329 341 362 303 314 306 GREB 524 490 416 432 424 469 487 HBMB 468 424 405 383 406 455 371 HEMB 270 322 332 284 331 332 260 JIUB 525 628 395 458 454 519 450 KETB 486 551 351 460 414 478 440 KIUB 666 599 483 520 499 543 513 KOLB 597 530 450 375 432 460 521 KRUB 343 464 310 355 316 318 301 LICB 378 364 417 379 339 347 318 MAHB 357 257 190 312 276 331 326 MALB 437 348 336 367 365 349 372 MATB o 426 526 374 434 411 390 427 METB 711 682 584 628 642 681 615 MIAB 413 450 332 384 383 345 402 MONB 531 579 389 458 476 485 395 MORB 403 334 363 370 309 362 383 MSPB 493 493 521 478 416 393 480 NOWB 421 273 271 278 222 272 316 PATB 417 385 424 396 362 426 425 REUB 401 365 331 295 318 344 332 REZB 698 746 689 788 768 889 799 RIPB 661 725 509 508 598 585 612 ROUB 1265 1026 1098 1193 1069 1083 1004 SANB 539 496 359 429 425 437 447 SCRB 469 452 337 394 393 406 367 SODB o 455 342 338 372 361 414 423 SPJB 1454 1558 1325 1394 1519 1499 1509 STJB o 509 291 0 119 584 544 508 SYPB 1308 1377 1135 1150 1103 1086 1156 TLSB 564 589 530 516 0 506 565 TRIB o 487 506 462 428 469 341 379 YASB 477 561 516 476 428 373 476 YEMB 524 473 179 0 0 0 0 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 SPOT2 SPOT4 SPOT5 ------------------------------------- ADEB 3891 683 1721 3248 AMUB 1225 151 684 1107 ARFB 1100 117 541 970 ASDB 886 106 492 856 BEMB 4359 218 1660 3942 BETB 1057 61 711 873 CADB 1110 129 837 991 CHAB 1659 271 1201 1344 CICB 1248 212 787 981 CRPB 797 22 335 754 DIOB 874 84 734 883 DJIB 901 216 635 757 EASB 1069 188 841 1001 FAIB 2974 322 1236 2708 FUTB 1075 123 559 919 GREB 1404 156 687 1224 HBMB 1203 145 755 943 HEMB 951 59 428 824 JIUB 1376 323 928 1086 KETB 1437 62 725 1200 KIUB 1446 267 1244 1223 KOLB 1336 235 1083 1101 KRUB 1135 116 684 891 LICB 1003 135 661 907 MAHB 1000 0 427 941 MALB 1054 116 797 898 MATB 1242 39 659 1216 METB 2009 162 833 1840 MIAB 1130 50 648 1091 MONB 1301 356 847 1090 MORB 1058 98 663 975 MSPB 1343 114 836 1158 NOWB 917 70 365 932 PATB 1249 189 654 1031 REUB 952 187 551 905 REZB 2590 109 848 2206 RIPB 1952 198 583 1697 ROUB 3313 186 1664 2948 SANB 1315 86 736 1189 SCRB 1160 197 725 947 SODB 1192 95 719 963 SPJB 4294 524 1990 3817 STJB 1060 64 609 940 SYPB 3535 506 1550 3122 TLSB 1603 112 754 1277 TRIB 1223 127 825 1116 YASB 1347 94 895 1111 YEMB 2175 82 757 1773 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT SPOT2 SPOT4 SPOT5 ------------------------------------- 7) External Comparisons ======================= (for information) 7.1) Stations coordinates ------------------------- Looking at the transformation results Comparing with solution ign07d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 9.9 17.4 10.5 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 2.3 +- 1.4 mm TY = 7.3 +- 1.6 mm TZ = -16.1 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 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 1.82 0.89 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr