****************************************************************************** dorisreport 31-Jul-2009 13:28:23 Message No 1727 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1538 = 09179 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1538 from 28-06-2009 to 04-07-2009 DORIS name (using day of start): 09179 Days of year: from 2009/179 to 2009/185 ============================================================== 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/ign09179wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09179wd09.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 1538 from 28-06-2009 to 04-07-2009 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.88 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 28-06-2009 25125 20 25105 0.1 29-06-2009 25359 22 25337 0.1 30-06-2009 25401 12 25389 0.0 01-07-2009 25724 23 25701 0.1 02-07-2009 25526 12 25514 0.0 03-07-2009 25714 40 25674 0.2 04-07-2009 25331 30 25301 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 8960 8947 9191 9326 9050 9209 9048 SPOT2 1953 1899 1784 1477 1769 1877 1820 SPOT4 5450 5446 5471 5632 5531 5636 5481 SPOT5 8742 9045 8943 9266 9164 8952 8952 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.467 0.448 0.446 0.445 0.441 0.469 0.479 SPOT2 0.437 0.475 0.426 0.430 0.443 0.424 0.431 SPOT4 0.440 0.441 0.444 0.440 0.430 0.457 0.427 SPOT5 0.426 0.424 0.431 0.417 0.400 0.431 0.442 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 1668 1459 1491 1422 1543 1555 1572 AMVB 433 501 426 422 511 421 555 ARFB 369 310 342 382 432 375 269 BEMB 1335 1480 1461 1447 1534 1577 1419 BETB 353 402 454 371 469 408 367 CADB 402 434 480 454 444 458 385 CHAB 611 631 726 679 646 719 573 CIDB 375 397 326 255 461 445 411 CRQB 310 399 369 361 382 333 259 DIOB 361 397 363 364 328 346 315 DJIB 454 398 420 365 358 359 362 EASB 451 419 370 402 393 411 486 EVEB o 283 219 246 218 217 255 310 FAIB o 909 926 875 821 881 860 833 GAVB 208 203 250 243 201 217 228 GREB 461 460 394 400 521 526 489 HBMB 479 492 464 419 456 415 405 HEMB 441 396 343 507 368 362 441 JIUB 308 443 387 373 509 446 417 KETB 528 454 472 426 424 462 487 KIUB 475 508 536 424 491 460 476 KOLB 510 591 546 464 532 563 448 KRUB 394 347 398 442 369 426 381 LICB 442 403 467 438 421 471 367 MALB 381 380 274 330 377 433 393 MANB o 405 367 411 451 480 378 362 METB 596 660 610 612 644 588 630 MIAB 437 357 382 433 435 449 415 MOOB 531 499 508 461 470 392 522 MSPB 537 457 445 493 513 582 443 NOWB 371 274 387 404 330 364 447 PATB 416 501 463 315 359 396 404 PDMB o 472 394 386 510 386 404 480 REUB o 288 340 394 317 314 387 286 REZB 666 578 599 651 536 647 590 RILB 493 366 268 408 410 405 423 RIQB 596 615 559 604 633 654 525 ROUB 1149 1002 1099 1155 992 1086 1058 SALB 475 479 435 502 366 293 507 SANB 345 457 440 454 402 470 477 SODB o 341 367 365 392 424 437 322 SPJB 1266 1248 1439 1270 1330 1206 1300 STJB o 556 567 495 606 547 561 596 SYPB 1221 1280 1371 1162 1187 1247 1320 THUB 1163 1236 1116 1311 1237 1233 1221 TLSB 0 508 557 517 13 0 0 YASB 479 389 482 492 515 547 566 YEMB 420 367 323 820 844 796 799 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 ------------------------------------- ADFB 3799 1082 3109 3169 AMVB 1343 355 651 1095 ARFB 1110 194 411 936 BEMB 4428 341 1910 4031 BETB 1154 181 725 951 CADB 1142 273 816 970 CHAB 1711 518 1167 1364 CIDB 1173 239 647 956 CRQB 1001 183 410 985 DIOB 875 214 701 903 DJIB 1036 162 810 925 EASB 1103 309 891 1100 EVEB 523 144 473 751 FAIB 2728 279 1123 2549 GAVB 908 77 0 766 GREB 1431 209 718 1168 HBMB 1150 327 824 976 HEMB 1268 210 516 1073 JIUB 1366 267 666 1150 KETB 1397 166 661 1186 KIUB 1392 205 994 1202 KOLB 1288 598 1037 1001 KRUB 1171 219 691 953 LICB 1216 302 715 939 MALB 998 278 776 905 MANB 1232 309 548 973 METB 1906 351 621 1761 MIAB 1231 244 689 1000 MOOB 1332 233 816 1157 MSPB 1431 199 802 1212 NOWB 1245 203 367 990 PATB 1224 215 702 986 PDMB 1319 70 674 1156 REUB 914 192 505 860 REZB 2165 221 663 1727 RILB 1174 171 601 1041 RIQB 1908 272 566 1627 ROUB 3307 354 1275 2878 SALB 1224 160 801 1070 SANB 1352 247 565 1070 SODB 1173 163 615 927 SPJB 3775 770 1551 3327 STJB 1587 257 896 1398 SYPB 3628 1138 1230 3155 THUB 3339 349 1701 3462 TLSB 1352 228 550 1076 YASB 1411 349 851 1124 YEMB 2491 366 906 2169 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 ign09d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 9.1 10.0 12.2 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.5 +- 1.3 mm TY = 9.1 +- 1.1 mm TZ = 43.7 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.1 +- 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 0.61 0.55 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr