****************************************************************************** dorisreport 23-Aug-2010 12:25:24 Message No 2148 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1592 = 10192 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1592 from 11-07-2010 to 17-07-2010 DORIS name (using day of start): 10192 Days of year: from 2010/192 to 2010/198 ============================================================== 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/ign10192wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10192wd09.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., 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 1592 from 11-07-2010 to 17-07-2010 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 5.19 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 11-07-2010 23022 48 22974 0.2 12-07-2010 22375 11 22364 0.0 13-07-2010 22096 4 22092 0.0 14-07-2010 23111 3 23108 0.0 15-07-2010 22614 29 22585 0.1 16-07-2010 22090 40 22050 0.2 17-07-2010 22850 46 22804 0.2 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 8647 8401 8440 8531 8579 8284 8603 SPOT4 5055 5112 4830 5572 5201 4894 5164 SPOT5 9272 8851 8822 9005 8805 8872 9037 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.465 0.458 0.463 0.467 0.492 0.480 0.483 SPOT4 0.443 0.446 0.447 0.431 0.423 0.436 0.459 SPOT5 0.420 0.413 0.411 0.431 0.446 0.433 0.435 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 871 932 806 887 891 841 905 AMVB 359 421 410 337 232 0 0 ARFB 349 320 381 365 260 337 302 BADB 510 506 553 488 489 582 529 BEMB 1446 1472 1452 1428 1396 1325 1433 BETB 0 0 0 0 0 0 368 CADB 450 359 368 413 351 442 445 CHAB 609 539 555 595 595 589 595 CRQB 248 303 280 278 256 273 317 DIOB 298 283 289 271 294 309 308 DJIB 374 398 371 384 384 393 343 EASB 351 456 373 358 397 326 385 EVEB o 211 203 217 242 207 183 208 FAIB o 827 815 817 752 895 790 805 GAVB 256 233 205 217 234 221 244 GREB 450 465 470 411 505 426 399 HBMB 385 493 454 451 461 438 446 HEMB 288 350 419 367 328 238 243 JIUB 314 269 386 348 366 261 247 KETB 512 430 377 439 391 435 406 KIUB 410 387 427 374 430 410 381 KOLB 463 352 436 479 440 489 430 KRBB 496 637 531 585 518 456 614 KRUB 447 385 384 391 385 392 392 LICB 363 361 312 312 359 389 371 MAHB 279 249 312 321 305 327 302 MALB 350 384 355 301 369 289 328 MANB o 309 373 304 354 334 425 413 MATB o 369 336 320 421 336 372 372 METB 460 509 490 525 519 462 513 MIAB 433 349 365 424 330 352 465 MSPB 410 483 506 514 406 501 491 NOWB 526 380 305 375 318 433 447 PAUB 404 407 413 439 428 451 406 PDMB o 425 374 292 364 408 372 362 REUB o 302 252 290 289 325 363 246 REZB 540 574 532 612 524 545 571 RILB 286 330 308 324 320 333 287 RIQB 683 522 638 536 584 655 489 ROUB 970 973 970 1070 995 989 1061 SALB 481 437 370 413 439 342 374 SANB o 376 373 290 405 348 348 484 SPJB 1212 1236 1153 1189 1232 1214 1255 STJB o 507 537 513 565 537 491 476 SYPB 1111 1136 1010 1126 1162 1097 1135 THUB 1172 1192 1145 1181 1284 1110 1113 TLSB 580 302 591 568 600 508 581 YASB 413 239 216 499 468 357 491 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 2990 3267 AMVB 793 366 686 ARFB 1107 557 962 BADB 1737 730 1493 BEMB 4593 1940 4028 BETB 917 594 740 CADB 1195 762 1053 CHAB 1758 1080 1395 CRQB 830 417 862 DIOB 863 436 890 DJIB 1066 782 942 EASB 1173 959 1039 EVEB 466 418 707 FAIB 2844 1108 2496 GAVB 932 2 802 GREB 1464 710 1241 HBMB 1303 1014 968 HEMB 1111 387 899 JIUB 1017 585 877 KETB 1369 614 1178 KIUB 1244 890 1102 KOLB 1324 931 1037 KRBB 1889 685 1505 KRUB 1247 782 983 LICB 1100 643 927 MAHB 1033 453 900 MALB 1025 751 869 MANB 1228 479 999 MATB 1291 244 1160 METB 1828 211 1791 MIAB 1312 653 1114 MSPB 1386 818 1233 NOWB 1276 548 1135 PAUB 1250 916 991 PDMB 1234 463 1104 REUB 948 398 909 REZB 1993 534 1755 RILB 1167 286 937 RIQB 1922 700 1678 ROUB 3320 1003 2983 SALB 1209 817 986 SANB 1310 313 1163 SPJB 3746 1824 3268 STJB 1569 929 1365 SYPB 3745 1114 3191 THUB 3379 1695 3434 TLSB 1535 1189 1144 YASB 1360 592 1129 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 12.5 15.4 15.4 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -2.5 +- 1.7 mm TY = -5.3 +- 1.4 mm TZ = -13.3 +- 1.3 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.0 +- 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 0.82 1.05 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr