****************************************************************************** dorisreport 10-Jun-2011 16:50:21 Message No 2532 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1632 = 11107 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1632 from 17-04-2011 to 23-04-2011 DORIS name (using day of start): 11107 Days of year: from 2011/107 to 2011/113 ============================================================== 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/ign11107wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign11107wd09.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 #week 1597: goa-test.2010.09.20c More recent version, close to future 6.0 official version for tests #week 1599: goa-test.2010.05.25h Back to previous test version #week 1606: goa-6.0 Latest JPL official version #week 1487: goa-test-2011.03.17b Including Jason-2 and Cryosat-2 data deleting stations in the South Atlantic Anomaly (SAA) for SPOT-5 reprocessing done for weeks: 736-738 + 955-995 + 1124-1131 + 1487-1619 #week 1632: goa-test-2011.05.11b Minor change (deleting unecessary files) 4) Global Statistics ==================== GPS week number 1632 from 17-04-2011 to 23-04-2011 Total number of stations = 48 Total number of satellites = 5 Combinations (daily to weekly) CHI2 / DOF = 2.98 the following satellites were used in the combination 2011 107 cryosat2 envisat jason2 spot4 spot5 2011 108 cryosat2 envisat jason2 spot4 spot5 2011 109 cryosat2 envisat jason2 spot4 spot5 2011 110 cryosat2 envisat jason2 spot4 spot5 2011 111 cryosat2 envisat jason2 spot4 spot5 2011 112 2011 113 cryosat2 envisat jason2 spot4 spot5 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 17-04-2011 43083 987 42096 2.3 18-04-2011 45412 339 45073 0.7 19-04-2011 46077 376 45701 0.8 20-04-2011 47190 2274 44916 4.8 21-04-2011 47243 625 46618 1.3 22-04-2011 46500 46500 0 100.0 23-04-2011 46077 1246 44831 2.7 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 ----------------------------------------------------------------- CRYOSAT2 7993 8006 7988 7420 8151 0 7839 ENVISAT 7737 8079 7914 7987 8014 0 7719 JASON2 15609 16014 16932 16005 16858 0 15991 SPOT4 4804 4743 4795 5225 5223 0 4779 SPOT5 5953 8231 8072 8279 8372 0 8503 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 --------------------------------------------------------------- CRYOSAT2 0.460 0.461 0.461 0.458 0.451 0.000 0.448 ENVISAT 0.443 0.466 0.466 0.437 0.452 0.000 0.441 JASON2 0.386 0.400 0.397 0.398 0.392 0.000 0.388 SPOT4 0.441 0.434 0.446 0.441 0.440 0.000 0.425 SPOT5 0.418 0.419 0.407 0.417 0.409 0.000 0.410 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 47 82 59 16 14 12 0 AMVB 439 344 392 403 376 445 358 ARFB 292 395 392 368 334 291 385 ASEB 356 250 277 258 247 190 0 BADB 484 538 521 486 412 491 541 BEMB 1364 1370 1532 1415 1424 1419 1379 BETB 331 279 208 366 243 267 266 CADB 397 394 416 326 442 441 402 CHAB 604 580 625 597 573 603 592 CIDB 373 351 311 349 458 397 355 COBB 784 792 790 773 808 796 780 CRQB 278 280 355 305 234 218 284 DIOB 304 268 319 281 266 289 257 DJIB 235 292 310 289 291 302 347 EVEB 125 125 111 210 230 234 199 GAVB 235 258 263 220 221 274 238 GR3B 0 0 0 0 0 0 0 GREB 463 436 471 431 493 478 419 HBMB 427 450 436 515 508 410 453 HEMB 340 303 257 473 342 303 318 JIUB 373 308 372 415 402 354 267 KETB 434 485 386 397 400 431 510 KIUB 419 448 419 412 445 385 438 KOLB 417 465 425 415 501 454 426 KRBB 575 558 495 651 645 484 551 LICB 216 214 231 203 219 191 261 MAHB 211 285 277 294 292 271 276 MALB 362 341 246 365 343 359 368 MATB o 346 302 358 339 373 340 319 METB 579 547 474 538 554 501 531 MIAB 372 418 420 373 391 387 395 MSPB 383 534 456 532 485 430 508 NOWB 0 0 0 329 278 346 422 PAUB 366 400 386 408 428 392 408 PDMB 423 393 332 374 351 373 441 REUB 316 324 234 219 299 333 322 REZB 564 558 529 561 541 545 584 RIQB 539 604 641 521 549 630 619 ROVB 1049 1027 928 1006 1094 981 965 SALB 423 346 359 475 311 399 388 SANB o 470 359 352 286 388 408 334 SPJB 1222 1340 1279 1243 1281 1233 1308 STJB 568 484 531 597 528 527 573 SYPB 1146 1136 1073 1084 1103 1178 1124 THUB 1305 1180 1286 1339 1324 1247 1190 TLSB 566 584 573 587 607 571 601 YASB 425 383 477 426 448 411 342 YEMB 508 487 449 484 494 499 492 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) ----------------------------------------------------------------- CRYOSAT2 ENVISAT JASON2 SPOT4 SPOT5 --------------------------------------------- ADFB 281 0 128 0 286 AMVB 1715 1262 3853 568 1091 ARFB 1423 1096 2907 551 971 ASEB 884 764 1964 303 669 BADB 2004 1630 4387 692 1403 BEMB 6609 4367 4290 1970 4000 BETB 1229 884 2678 707 726 CADB 1575 1121 3096 764 1065 CHAB 2204 1697 5186 1222 1407 CIDB 1240 1115 2760 730 985 COBB 2682 2224 5542 1649 1869 CRQB 1921 851 4071 403 835 DIOB 1319 823 3315 440 800 DJIB 1290 963 2795 732 871 EVEB 482 385 1279 413 560 GAVB 930 925 3496 0 889 GR3B 1417 5 3497 0 4 GREB 1735 1462 4202 707 1207 HBMB 1547 1299 3106 1028 1008 HEMB 1388 1113 2773 587 861 JIUB 1153 1178 2829 658 1018 KETB 2277 1356 4744 656 1181 KIUB 1359 1262 3233 916 1148 KOLB 1604 1221 3440 926 1105 KRBB 1894 1927 3858 670 1642 LICB 915 779 2498 422 721 MAHB 1058 905 2351 402 899 MALB 1287 996 2614 763 896 MATB 2117 1200 4542 242 1087 METB 2493 1880 4336 291 1800 MIAB 1755 1247 3505 620 1113 MSPB 1962 1369 4349 914 1194 NOWB 1612 1036 3207 484 842 PAUB 1350 1169 2881 925 1031 PDMB 1516 1264 3562 514 1092 REUB 1410 903 2929 407 928 REZB 3233 2001 3757 589 1722 RIQB 2878 1853 5160 734 1699 ROVB 4725 3311 3586 1052 2939 SALB 1416 1212 2890 740 952 SANB 1665 1290 3728 288 1187 SPJB 6295 4033 3734 1804 3377 STJB 1872 1593 4408 991 1378 SYPB 4475 3689 4675 1260 3155 THUB 6271 3963 4294 1681 3622 TLSB 1563 1643 3618 1301 1320 YASB 1628 1291 3400 643 1118 YEMB 3479 4 5025 1158 2417 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- CRYOS ENVISAT JA2 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 12.0 12.0 14.2 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -2.2 +- 1.6 mm TY = 4.6 +- 1.5 mm TZ = 55.7 +- 1.3 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -3.5 +- 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 1.10 0.52 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr