****************************************************************************** dorisreport 04-Nov-2010 13:17:34 Message No 2253 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1603 = 10269 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1603 from 26-09-2010 to 02-10-2010 DORIS name (using day of start): 10269 Days of year: from 2010/269 to 2010/275 ============================================================== 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/ign10269wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10269wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign08wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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/ign08wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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 4) Global Statistics ==================== GPS week number 1603 from 26-09-2010 to 02-10-2010 Total number of stations = 47 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.80 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 26-09-2010 21361 7 21354 0.0 27-09-2010 20958 58 20900 0.3 28-09-2010 20958 36 20922 0.2 29-09-2010 20274 68 20206 0.3 30-09-2010 20082 9 20073 0.0 01-10-2010 20310 15 20295 0.1 02-10-2010 20537 4 20533 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 8163 7833 8090 7652 7537 7744 7765 SPOT4 4831 4608 4653 4663 4597 4547 4626 SPOT5 8360 8459 8179 7891 7939 8004 8142 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.458 0.473 0.480 0.472 0.449 0.467 0.445 SPOT4 0.439 0.440 0.457 0.470 0.436 0.453 0.440 SPOT5 0.437 0.432 0.434 0.441 0.420 0.426 0.417 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 --------------------------------------------------------------- AMVB 401 360 406 384 393 450 361 ARFB 262 364 289 359 353 288 274 ASEB 248 330 261 267 232 268 352 BADB 577 565 509 570 452 518 508 BEMB 1357 1405 1437 1448 1392 1454 1383 BETB 308 407 281 333 409 417 384 CADB 406 393 415 358 388 486 417 CHAB 605 591 587 616 593 611 593 CRQB 274 313 326 300 312 254 263 DIOB 293 344 350 316 286 344 367 DJIB 362 386 330 355 346 367 354 EASB 395 364 395 423 255 356 421 EVEB o 208 216 217 228 216 232 216 GREB 419 356 404 451 446 469 470 HBMB 431 453 458 450 0 0 0 HEMB 373 295 315 431 415 246 261 JIUB 298 284 284 417 451 382 358 KETB 498 511 420 434 438 341 504 KIUB 427 407 396 403 409 428 424 KOLB 404 463 438 408 475 525 448 KRBB 548 557 574 571 680 439 468 KRUB 380 356 202 0 0 0 0 LICB 255 284 308 215 228 322 345 MAHB 277 83 273 273 282 337 232 MALB 333 279 354 338 294 365 316 MANB o 390 348 415 291 349 312 273 MATB o 357 330 370 345 335 355 354 METB 520 516 524 499 565 519 520 MIAB 437 375 400 389 350 384 447 MSPB 430 513 515 483 529 442 396 NOWB 375 436 449 329 278 376 503 PAUB 413 407 380 335 439 429 379 PDMB o 426 390 362 403 327 327 451 REUB o 317 291 268 243 270 362 293 REZB 521 565 537 587 591 472 590 RILB 379 325 272 298 359 251 318 RIQB 615 631 561 579 524 628 680 ROUB 993 1007 1041 975 1094 991 953 SALB 0 0 0 0 116 250 316 SANB o 380 343 438 0 0 0 0 SPJB 1309 1249 1256 1236 1225 1175 1260 STJB o 248 0 0 0 0 0 0 SYPB 1177 1116 1148 1074 1116 1199 1090 THUB 1225 1145 1219 1307 1318 1325 1271 TLSB 556 577 569 592 585 588 597 YASB 500 440 507 450 448 500 529 YEMB 455 437 415 403 441 426 439 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 ----------------------------- AMVB 1232 556 1099 ARFB 1083 597 949 ASEB 817 448 854 BADB 1782 752 1405 BEMB 4499 1836 3998 BETB 1126 810 965 CADB 1152 790 1087 CHAB 1743 1201 1425 CRQB 926 422 819 DIOB 898 468 1118 DJIB 1037 755 971 EASB 1132 901 936 EVEB 479 460 717 GREB 1476 718 1213 HBMB 1004 764 750 HEMB 1130 448 869 JIUB 1279 588 1006 KETB 1420 719 1138 KIUB 1231 903 1143 KOLB 1270 982 1072 KRBB 1899 667 1513 KRUB 687 487 563 LICB 932 594 813 MAHB 851 381 850 MALB 1025 753 851 MANB 1167 543 978 MATB 1229 246 1106 METB 1839 217 1864 MIAB 1311 660 1104 MSPB 1438 854 1151 NOWB 1244 591 1058 PAUB 1173 942 1002 PDMB 1328 472 1112 REUB 870 384 958 REZB 2107 496 1709 RILB 1157 312 901 RIQB 1854 838 1708 ROUB 3378 958 2969 SALB 738 524 608 SANB 1025 204 888 SPJB 3899 1848 3269 STJB 113 81 60 SYPB 3720 1320 3162 THUB 3955 1631 3591 TLSB 1638 1266 1315 YASB 1401 1033 1111 YEMB 84 1016 2194 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 18.0 14.5 14.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 4.2 +- 2.3 mm TY = -12.6 +- 2.2 mm TZ = 5.3 +- 1.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.7 +- 0.3 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 0.49 0.59 ============================================================== Please do not reply directly to this message, but send comments and 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