****************************************************************************** dorisreport 04-Jul-2010 19:09:57 Message No 2087 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Updated Report for week 1585 = 10143 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1585 from 23-05-2010 to 29-05-2010 DORIS name (using day of start): 10143 Days of year: from 2010/143 to 2010/149 ============================================================== 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/ign10143wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10143wd09.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 1585 from 23-05-2010 to 29-05-2010 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.34 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 23-05-2010 23536 8 23528 0.0 24-05-2010 23569 3 23566 0.0 25-05-2010 23443 1 23442 0.0 26-05-2010 23038 12 23026 0.1 27-05-2010 22875 9015 13860 39.4 28-05-2010 21838 31 21807 0.1 29-05-2010 23128 31 23097 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 8931 9064 9088 8791 0 7575 8942 SPOT4 5526 5481 5159 5156 5239 5379 5438 SPOT5 9071 9021 9195 9079 8621 8853 8717 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.447 0.448 0.468 0.446 0.000 0.465 0.503 SPOT4 0.445 0.439 0.445 0.445 0.436 0.420 0.423 SPOT5 0.422 0.414 0.414 0.417 0.439 0.421 0.451 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 1423 1435 1329 1426 1412 1347 1421 AMVB 408 433 413 438 403 355 460 ARFB 130 49 174 94 143 105 154 BADB 493 563 577 532 0 254 0 BEMB 1386 1354 1372 1425 1508 1370 1322 BETB 443 408 398 361 393 382 377 CADB 410 483 394 375 411 384 399 CHAB 570 582 586 515 607 575 554 CRQB 381 341 354 406 411 262 302 DIOB 266 299 311 308 292 294 280 DJIB 401 392 400 392 349 325 364 EASB 364 317 399 414 374 413 370 EVEB o 234 227 191 204 229 242 215 FAIB o 834 839 837 750 876 837 881 GAVB 211 239 235 228 218 182 216 GREB 486 453 444 474 465 436 474 HBMB 493 426 354 476 462 471 453 HEMB 361 356 385 321 422 459 337 JIUB 357 268 276 265 357 340 338 KETB 428 472 514 427 415 469 456 KIUB 369 380 410 390 377 374 393 KOLB 494 510 402 430 475 414 494 KRBB 599 465 519 621 548 653 601 KRUB 337 406 389 366 402 386 337 LICB 344 424 401 341 400 327 389 MAHB 396 303 287 307 255 371 312 MALB 0 0 0 0 0 146 129 MANB o 339 373 347 390 375 410 394 MATB o 0 0 0 0 17 187 147 METB 530 539 443 527 498 527 571 MIAB 403 455 429 379 391 354 391 NOWB 258 423 450 375 371 322 350 PAUB 480 465 394 427 438 427 403 PDMB o 349 359 448 342 356 444 328 REUB o 346 389 334 318 290 252 384 REZB 554 560 627 541 481 680 520 RILB 335 316 345 316 300 302 320 RIQB 553 594 612 504 655 523 626 ROUB 1091 1076 999 1080 916 1073 1036 SALB 361 374 462 388 371 508 359 SANB o 353 458 326 467 308 347 397 SPJB 1201 1217 1257 1251 1249 1199 1319 STJB o 535 492 540 456 516 597 495 SYPB 1190 1226 1160 1144 1167 1116 1178 THUB 1169 1049 1122 1049 1178 1224 1076 TLSB 591 527 564 555 582 594 558 YASB 412 482 464 399 476 490 451 YEMB 791 782 802 771 730 793 807 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 3789 3097 3184 AMVB 1321 618 1131 ARFB 1069 544 961 BADB 1127 534 927 BEMB 4406 1794 3998 BETB 1159 864 971 CADB 1154 816 1020 CHAB 1704 1122 1372 CRQB 1170 453 1075 DIOB 871 487 832 DJIB 1106 752 1005 EASB 1186 851 1043 EVEB 466 480 710 FAIB 2813 1146 2557 GAVB 902 0 775 GREB 1472 693 1237 HBMB 1229 1038 1056 HEMB 1216 645 990 JIUB 1094 490 1009 KETB 1399 689 1256 KIUB 1235 885 1142 KOLB 1317 1092 1031 KRBB 1922 703 1657 KRUB 1161 778 947 LICB 1160 603 986 MAHB 994 559 958 MALB 306 3 6 MANB 1224 699 1002 MATB 417 0 16 METB 1837 288 1782 MIAB 1292 783 1015 NOWB 1138 595 971 PAUB 1253 1003 1020 PDMB 1247 448 1117 REUB 1055 393 1019 REZB 2012 601 1797 RILB 1155 372 901 RIQB 1928 667 1645 ROUB 3386 1259 2969 SALB 1202 786 1000 SANB 1334 361 1105 SPJB 3744 1980 3270 STJB 1532 840 1398 SYPB 3900 1292 3273 THUB 3354 1360 3465 TLSB 1623 1305 1230 YASB 1368 884 1075 YEMB 2555 967 2214 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 12.9 9.4 11.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.5 +- 2.0 mm TY = -2.9 +- 1.7 mm TZ = 21.9 +- 1.5 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 0.63 0.49 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr