****************************************************************************** dorisreport 16-Sep-2009 14:31:22 Message No 1777 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1544 = 09221 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1544 from 09-08-2009 to 15-08-2009 DORIS name (using day of start): 09221 Days of year: from 2009/221 to 2009/227 ============================================================== 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/ign09221wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09221wd09.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 1544 from 09-08-2009 to 15-08-2009 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.05 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 09-08-2009 23168 5 23163 0.0 10-08-2009 23469 13 23456 0.1 11-08-2009 23199 5 23194 0.0 12-08-2009 23101 56 23045 0.2 13-08-2009 23467 37 23430 0.2 14-08-2009 23594 20 23574 0.1 15-08-2009 23235 24 23211 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 8958 9267 8982 8705 8966 9176 9044 SPOT4 5344 5144 5184 5265 5461 5414 5078 SPOT5 8861 9045 9028 9075 9003 8984 9089 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.440 0.434 0.436 0.443 0.467 0.488 0.504 SPOT4 0.427 0.424 0.437 0.434 0.431 0.420 0.436 SPOT5 0.413 0.414 0.414 0.405 0.420 0.456 0.449 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 1445 1441 1337 1384 1462 1419 1362 AMVB 431 393 437 405 363 404 410 ARFB 248 193 204 195 138 219 236 BEMB 1452 1484 1390 1226 1463 1426 1303 CADB 357 412 449 405 428 429 342 CHAB 584 584 576 557 610 569 526 CIDB 354 447 390 377 399 352 398 CRQB 250 275 342 354 346 266 330 DIOB 285 341 353 323 317 308 311 DJIB 379 384 375 336 368 347 338 EASB 422 379 356 386 354 363 410 EVEB o 240 226 215 203 242 260 181 FAIB o 887 836 838 899 829 848 848 GAVB 188 214 250 204 229 224 191 GREB 428 465 369 451 470 440 402 HBMB 0 0 0 0 179 296 437 HEMB 447 256 351 401 381 443 421 JIUB 426 430 337 387 400 265 449 KETB 416 445 394 429 402 481 469 KIUB 438 477 491 455 464 429 492 KOLB 413 436 467 472 502 430 358 KRUB 342 373 418 389 367 407 361 LICB 356 445 415 294 353 397 378 MAHB 253 269 248 285 342 291 279 MALB 383 377 151 0 0 0 0 MANB o 305 328 400 375 433 426 310 METB 583 461 533 584 589 602 516 MIAB 304 352 403 389 369 408 333 MOOB 479 462 470 481 393 438 498 MSPB 458 483 424 480 518 448 444 NOWB 222 330 365 408 332 415 310 PATB 397 433 362 363 358 388 410 PDMB o 396 397 442 428 325 400 496 REUB o 328 342 281 352 319 294 282 REZB 588 660 581 616 538 612 604 RILB 387 302 324 383 395 377 341 RIQB 583 659 511 537 588 635 531 ROUB 958 925 1071 1065 1091 1061 1076 SALB 471 377 491 358 349 479 468 SANB 318 316 488 432 391 377 288 SODB o 334 381 340 404 407 319 331 SPJB 1199 1230 1277 1217 1141 1244 1225 STJB o 527 533 490 518 479 504 602 SYPB 1046 1094 1045 1062 1144 1086 1181 THUB 1229 1226 1075 1200 1157 1034 1216 TLSB 496 507 504 501 539 499 498 YASB 422 389 412 463 496 495 339 YEMB 796 770 815 796 708 734 806 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 3806 3143 3189 AMVB 1280 620 1092 ARFB 1038 568 936 BEMB 4414 1792 3943 CADB 1161 811 988 CHAB 1698 1098 1368 CIDB 1179 741 963 CRQB 1009 429 914 DIOB 856 690 834 DJIB 1109 698 975 EASB 1176 919 1103 EVEB 542 431 779 FAIB 2838 1121 2550 GAVB 892 0 740 GREB 1428 685 1217 HBMB 918 508 825 HEMB 1265 520 1072 JIUB 1317 649 1121 KETB 1376 652 1178 KIUB 1416 1021 1209 KOLB 1281 1029 976 KRUB 1226 667 959 LICB 1142 731 949 MAHB 1040 379 871 MALB 373 286 333 MANB 1233 501 970 METB 1902 478 1770 MIAB 1160 664 973 MOOB 1372 844 1175 MSPB 1392 782 1214 NOWB 1252 375 976 PATB 1234 764 977 PDMB 1214 700 1126 REUB 959 495 903 REZB 1988 635 1891 RILB 1180 567 938 RIQB 1956 651 1615 ROUB 3218 1247 3008 SALB 1221 859 1039 SANB 1282 411 1060 SODB 1206 535 976 SPJB 3873 1691 3284 STJB 1574 881 1403 SYPB 3630 1140 3173 THUB 3399 1537 3448 TLSB 1688 729 1300 YASB 1354 738 1091 YEMB 2593 948 2173 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 14.7 8.6 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -4.7 +- 1.5 mm TY = -0.4 +- 1.3 mm TZ = 33.5 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.5 +- 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 0.43 0.75 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr