****************************************************************************** dorisreport 03-Nov-2009 19:02:04 Message No 1826 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1551 = 09270 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1551 from 27-09-2009 to 03-10-2009 DORIS name (using day of start): 09270 Days of year: from 2009/270 to 2009/276 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-5727-8481 FAX +33-1-5727-8482 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/ign09270wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09270wd09.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., C. Boucher, H. Fagard, Z. Altamimi (2005), Applications geodesiques du systeme DORIS a l'Institut Geographique National, Geodetic applications of the DORIS system at the French Institut Geographique National, C.R. Geoscience, 337(7), 653-662, DOI: 10.1016/j.crte.2005.03.002 4) Global Statistics ==================== GPS week number 1551 from 27-09-2009 to 03-10-2009 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.94 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 27-09-2009 22262 15 22247 0.1 28-09-2009 22375 5 22370 0.0 29-09-2009 14382 0 14382 0.0 30-09-2009 19570 154 19416 0.8 01-10-2009 22389 17 22372 0.1 02-10-2009 22683 47 22636 0.2 03-10-2009 23161 67 23094 0.3 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 8653 8485 5497 8180 8675 8674 8867 SPOT4 5107 5195 133 2945 5039 5176 5242 SPOT5 8487 8690 8752 8291 8658 8786 8985 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.431 0.446 0.449 0.475 0.459 0.462 0.454 SPOT4 0.443 0.440 0.341 0.666 0.444 0.450 0.436 SPOT5 0.420 0.413 0.402 0.440 0.430 0.437 0.424 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 1419 1360 1040 1392 1356 1351 1403 AMVB 436 393 308 289 398 444 395 ARFB 193 365 207 267 285 83 127 BADB 595 688 443 490 614 612 675 BEMB 1512 1412 1033 1097 1440 1414 1404 BETB 385 390 211 316 365 331 342 CADB 478 416 327 368 351 428 427 CHAB 616 617 356 591 580 583 567 CIDB 375 364 268 324 363 375 411 CRQB 335 321 238 235 311 435 408 DIOB 361 372 225 307 383 300 338 DJIB 371 372 220 291 353 417 380 EASB 349 373 245 298 412 368 305 GAVB 226 255 159 209 224 209 237 GREB 422 478 332 412 478 397 399 HBMB 361 325 245 364 417 491 428 HEMB 241 423 286 398 348 335 326 JIUB 443 396 309 375 422 464 434 KETB 357 428 318 308 519 429 407 KIUB 477 420 282 355 482 509 429 KOLB 497 483 231 393 381 418 546 KRUB 391 375 265 311 355 363 370 LICB 448 345 253 353 198 340 364 MAHB 356 318 110 275 274 330 293 MANB o 408 378 269 301 290 334 382 METB 497 590 443 483 471 560 568 MIAB 402 422 277 306 380 366 387 MOOB 454 408 247 352 474 505 436 MORB o 0 0 0 76 112 86 90 MSPB 0 0 279 488 424 392 507 NOWB 349 426 271 319 308 278 437 PATB 391 312 220 343 398 396 399 PDMB o 414 383 252 355 414 382 354 REUB o 348 303 175 277 300 325 385 REZB 478 584 401 615 676 553 522 RILB 318 400 162 293 335 368 340 RIQB 575 682 440 541 652 482 582 ROUB 959 917 672 813 909 1031 1066 SANB 466 360 284 250 332 437 460 SODB o 429 395 209 283 337 379 419 SPJB 1275 1145 925 1126 1240 1269 1190 STJB o 509 580 384 414 555 482 408 SYPB 1073 1036 859 1041 1086 1076 1120 THUB 1204 1196 938 1073 1212 1134 1159 TLSB 273 260 365 0 0 0 0 TRIB o 272 341 297 316 299 252 272 YASB 424 512 331 406 402 390 463 YEMB 0 0 0 0 415 853 781 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 3845 2582 3199 AMVB 1165 506 1118 ARFB 991 454 947 BADB 1908 845 1626 BEMB 4380 1536 3925 BETB 1156 542 977 CADB 1173 653 1099 CHAB 1653 1011 1406 CIDB 1202 561 1001 CRQB 1021 494 959 DIOB 875 660 878 DJIB 1062 591 977 EASB 1092 756 971 GAVB 916 0 788 GREB 1373 570 1197 HBMB 1163 639 1042 HEMB 1160 363 964 JIUB 1362 742 1063 KETB 1316 431 1200 KIUB 1320 801 1244 KOLB 1284 774 1097 KRUB 1185 530 979 LICB 1013 587 893 MAHB 916 329 964 MANB 1255 311 1005 METB 1838 239 1796 MIAB 1163 451 1086 MOOB 1271 721 1116 MORB 0 366 0 MSPB 1305 604 1089 NOWB 1307 235 1061 PATB 1191 485 1016 PDMB 1150 574 1143 REUB 957 392 989 REZB 2013 540 1761 RILB 1049 427 940 RIQB 1926 538 1710 ROUB 3010 701 2924 SANB 1235 358 1149 SODB 1170 528 1043 SPJB 3747 1411 3284 STJB 1537 742 1356 SYPB 3605 807 3196 THUB 3345 1456 3459 TLSB 1014 378 859 TRIB 1250 0 1102 YASB 1348 597 1126 YEMB 1929 597 1760 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 13.6 16.1 18.1 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 3.1 +- 1.4 mm TY = 2.8 +- 1.3 mm TZ = -2.7 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -3.6 +- 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 0.78 0.79 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr