****************************************************************************** dorisreport 11-Sep-2010 17:37:33 Message No 2173 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Updated Report for week 1593 = 10199 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1593 from 18-07-2010 to 24-07-2010 DORIS name (using day of start): 10199 Days of year: from 2010/199 to 2010/205 ============================================================== 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/ign10199wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10199wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign08wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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/ign08wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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., Boucher, C., Fagard, H., Goginddass, M.L. (2010), Contributions of the French Institut Geographique National (IGN) to the International DORIS Service, Adv. Space Res., 45(12), 1470-1480 DOI: 10.1016/j.asr.2009.09.019 Changes in data processing: #week 1568: goa-test.2010.03.25b Use Bulletin-A as a priori instead of Bulletin-B #week 1574: goa-test.2010.03.31e Same executable but with /DEV scripts (all official version) #week 1579: goa-test.2010.04.28a Same executable without any DEV scripts #week 1580: goa-test.2010.05.25h Major change affecting solar array orientation for SPOT5 after Jan 2008 see details in Gobinddass et al., Adv. Space Res., 2009 4) Global Statistics ==================== GPS week number 1593 from 18-07-2010 to 24-07-2010 Total number of stations = 47 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.14 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 18-07-2010 22813 18 22795 0.1 19-07-2010 23019 3 23016 0.0 20-07-2010 22740 4 22736 0.0 21-07-2010 22470 9 22461 0.0 22-07-2010 22301 9 22292 0.0 23-07-2010 22843 8 22835 0.0 24-07-2010 23132 30 23102 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 8580 8405 8536 8511 8197 8502 8537 SPOT4 5332 5688 5335 5079 5192 5427 5630 SPOT5 8883 8923 8865 8871 8903 8906 8935 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.459 0.466 0.458 0.457 0.467 0.469 0.484 SPOT4 0.444 0.439 0.434 0.435 0.431 0.437 0.438 SPOT5 0.422 0.423 0.412 0.408 0.417 0.428 0.438 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 866 855 908 873 904 849 845 ARFB 323 345 121 156 126 308 325 BADB 523 446 458 505 519 502 466 BEMB 1396 1399 1371 1371 1378 1549 1365 BETB 346 408 407 347 387 400 389 CADB 336 395 438 418 396 403 307 CHAB 556 579 574 609 574 618 563 CRQB 341 291 207 295 364 285 273 DIOB 258 290 323 290 285 304 336 DJIB 363 384 370 382 392 347 347 EASB 425 402 325 407 376 361 410 EVEB o 209 213 213 228 171 201 213 FAIB o 863 832 875 772 871 824 822 GAVB 205 200 229 235 219 214 220 GREB 463 450 436 449 424 473 448 HBMB 465 484 449 381 500 487 454 HEMB 324 375 286 348 359 291 456 JIUB 321 442 354 330 292 419 361 KETB 411 402 446 499 437 385 385 KIUB 407 376 406 0 0 391 422 KOLB 401 477 526 413 432 472 442 KRBB 625 693 475 532 645 498 593 KRUB 377 333 388 422 366 385 414 LICB 358 322 384 306 360 344 304 MAHB 226 365 327 288 293 344 308 MALB 403 324 349 381 332 370 358 MANB o 352 410 426 301 403 386 409 MATB o 355 357 388 367 304 395 398 METB 557 550 521 538 524 491 500 MIAB 303 356 420 426 403 331 416 MSPB 494 535 401 368 485 513 524 NOWB 365 307 433 465 373 430 364 PAUB 415 446 461 399 440 452 439 PDMB o 431 336 342 438 382 332 405 REUB o 259 256 360 287 264 270 250 REZB 675 559 499 599 562 526 641 RILB 291 293 295 333 253 290 340 RIQB 487 539 654 537 489 644 574 ROUB 1101 1091 1011 983 1083 958 1058 SALB 432 407 331 451 392 333 459 SANB o 406 352 407 474 474 331 375 SPJB 1226 1196 1337 1233 1274 1183 1198 STJB o 547 517 473 554 503 493 560 SYPB 1083 1120 1193 1089 1057 1159 1038 THUB 1134 1186 1071 1231 1158 1211 1171 TLSB 588 573 563 595 572 590 584 YASB 483 448 476 531 462 483 493 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 0 3048 3180 ARFB 1066 532 950 BADB 1776 531 1459 BEMB 4495 1924 4028 BETB 1148 825 950 CADB 1127 748 940 CHAB 1739 1130 1347 CRQB 854 455 928 DIOB 887 460 875 DJIB 1044 726 947 EASB 1166 887 1115 EVEB 472 411 712 FAIB 2743 1153 2566 GAVB 906 0 753 GREB 1478 727 1224 HBMB 1260 1120 993 HEMB 1117 502 970 JIUB 1160 723 1037 KETB 1370 600 1165 KIUB 1097 851 1032 KOLB 1279 1095 987 KRBB 1867 941 1585 KRUB 1178 770 960 LICB 1066 581 878 MAHB 1016 453 915 MALB 1060 776 918 MANB 1248 594 961 MATB 1285 287 1146 METB 1858 331 1778 MIAB 1297 725 1009 MSPB 1409 812 1216 NOWB 1246 613 997 PAUB 1222 1048 969 PDMB 1328 395 1149 REUB 869 319 884 REZB 2101 599 1785 RILB 1177 263 902 RIQB 1867 605 1626 ROUB 3393 1197 2996 SALB 1218 731 1015 SANB 1346 530 1076 SPJB 3774 1839 3320 STJB 1598 884 1409 SYPB 3737 1090 3189 THUB 3411 1625 3445 TLSB 1648 1314 1302 YASB 1418 985 1130 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 ign07d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 17.6 19.0 20.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -10.6 +- 2.2 mm TY = -4.8 +- 2.0 mm TZ = -7.7 +- 1.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.4 +- 0.3 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 0.70 0.73 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr