****************************************************************************** dorisreport 23-Aug-2010 12:04:49 Message No 2144 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1590 = 10178 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1590 from 27-06-2010 to 03-07-2010 DORIS name (using day of start): 10178 Days of year: from 2010/178 to 2010/184 ============================================================== 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/ign10178wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10178wd09.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 1590 from 27-06-2010 to 03-07-2010 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.45 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 27-06-2010 23909 15 23894 0.1 28-06-2010 21607 22 21585 0.1 29-06-2010 24275 47 24228 0.2 30-06-2010 23211 98 23113 0.4 01-07-2010 22867 31 22836 0.1 02-07-2010 20760 9 20751 0.0 03-07-2010 22207 4 22203 0.0 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 9185 9335 9368 8821 8274 6623 8228 SPOT4 5420 5691 5590 5156 5275 5312 5344 SPOT5 9289 6559 9270 9136 9287 8816 8631 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.442 0.466 0.482 0.461 0.458 0.421 0.453 SPOT4 0.443 0.435 0.420 0.426 0.442 0.438 0.432 SPOT5 0.409 0.453 0.431 0.434 0.413 0.402 0.409 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 1396 1372 1381 1384 1179 1052 854 AMVB 417 378 401 434 396 367 454 ARFB 393 330 300 231 318 317 392 BADB 514 441 463 458 542 530 490 BEMB 1498 1450 1430 1390 1334 1270 1446 CADB 364 412 355 411 335 316 353 CHAB 595 595 578 601 596 539 575 CRQB 350 292 281 245 315 304 296 DIOB 277 331 262 251 290 288 283 DJIB 350 357 397 370 376 332 345 EASB 377 339 374 386 365 346 414 EVEB o 183 219 211 213 210 177 207 FAIB o 853 806 878 780 803 721 840 GAVB 226 212 212 228 234 202 188 GREB 474 456 437 461 405 392 417 HBMB 458 468 441 421 443 357 541 HEMB 327 386 362 329 292 375 403 JIUB 403 365 371 353 193 228 310 KETB 372 420 447 402 449 416 369 KIUB 394 416 345 383 334 328 419 KOLB 481 491 458 480 465 331 467 KRBB 521 579 637 576 591 545 643 KRUB 381 424 370 387 413 0 0 LICB 358 367 383 326 422 247 387 MAHB 258 301 318 279 269 220 0 MALB 318 279 371 339 268 347 316 MANB o 362 401 336 313 420 291 401 MATB o 331 398 339 333 356 260 320 METB 490 537 541 575 555 435 517 MIAB 365 437 400 393 469 366 373 MSPB 501 498 465 404 496 479 505 NOWB 270 378 324 318 504 274 303 PAUB 464 441 458 448 396 356 477 PDMB o 342 366 433 317 371 383 356 REUB o 300 267 292 368 315 214 256 REZB 506 545 614 488 507 498 538 RILB 321 319 338 302 302 273 336 RIQB 648 576 578 592 498 497 550 ROUB 961 1034 1054 1037 1024 958 1003 SALB 353 432 412 332 336 469 435 SANB o 288 377 365 480 438 354 344 SPJB 1244 1147 1246 1142 1239 1095 1209 STJB o 511 522 552 464 494 448 505 SYPB 1124 1087 1074 1161 1104 1042 1101 THUB 1206 1188 1266 1212 1039 1098 1202 TLSB 602 565 583 581 554 539 573 YASB 430 494 481 360 481 443 445 YEMB 761 746 737 361 0 0 0 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 2750 3028 3177 AMVB 1249 639 1086 ARFB 1067 609 931 BADB 1722 539 1463 BEMB 4136 2031 4057 CADB 982 723 966 CHAB 1655 1205 1356 CRQB 896 431 886 DIOB 874 387 899 DJIB 1022 762 925 EASB 1092 900 1113 EVEB 444 437 669 FAIB 2607 1184 2553 GAVB 880 0 759 GREB 1396 719 1170 HBMB 1133 1116 1024 HEMB 1143 455 1051 JIUB 940 640 974 KETB 1352 523 1178 KIUB 1119 863 1104 KOLB 1264 1082 1002 KRBB 1801 930 1606 KRUB 1119 741 940 LICB 1027 691 909 MAHB 869 358 767 MALB 947 782 929 MANB 1180 576 972 MATB 1203 243 1101 METB 1747 406 1772 MIAB 1236 719 1015 MSPB 1393 858 1214 NOWB 1058 488 1000 PAUB 1214 1049 992 PDMB 1117 444 1131 REUB 929 335 871 REZB 1821 577 1703 RILB 1130 238 1042 RIQB 1870 674 1624 ROUB 3235 1160 2953 SALB 1147 734 1067 SANB 1283 439 1076 SPJB 3604 1690 3349 STJB 1363 916 1387 SYPB 3691 1100 3195 THUB 3281 1738 3441 TLSB 1545 1298 1336 YASB 1258 865 1120 YEMB 1656 626 1447 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 13.2 11.8 13.4 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -7.8 +- 1.7 mm TY = 1.1 +- 1.5 mm TZ = -6.3 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.2 +- 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 0.66 0.89 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr