****************************************************************************** dorisreport 13-Nov-2007 04:07:30 Message No 1052 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1446 = 07266 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1446 from 23-09-2007 to 29-09-2007 DORIS name (using day of start): 07266 Days of year: from 2007/266 to 2007/272 ============================================================== 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/ign07266wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07266wd06.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.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/ignwd05.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd06.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign07wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign07wd01.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 Last changes in the time series data analysis: Week 678: See DORISMail #0288, start of the time series 4) Global Statistics ==================== GPS week number 1446 from 23-09-2007 to 29-09-2007 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.95 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 23-09-2007 23868 4 23864 0.0 24-09-2007 20102 3 20099 0.0 25-09-2007 16754 7 16747 0.0 26-09-2007 15729 2 15727 0.0 27-09-2007 16461 2 16459 0.0 28-09-2007 20820 321 20499 1.5 29-09-2007 22156 7 22149 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 6638 3109 0 0 953 4096 5016 SPOT2 4707 4360 4117 3147 3179 4037 4710 SPOT4 5091 5108 5113 5131 5059 4982 4954 SPOT5 7428 7522 7517 7449 7268 7384 7469 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.399 0.394 0.000 0.000 0.346 0.419 0.401 SPOT2 0.435 0.439 0.420 0.412 0.426 0.441 0.462 SPOT4 0.434 0.420 0.431 0.424 0.417 0.422 0.437 SPOT5 0.364 0.368 0.368 0.363 0.371 0.373 0.366 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 --------------------------------------------------------------- ADEB o 1503 969 767 856 1022 1195 1263 AMUB 473 428 322 340 289 409 448 ARFB 419 320 275 225 261 279 385 ASDB o 386 299 245 213 203 240 344 BEMB 1870 1620 1180 1183 1050 1285 1579 BETB 441 341 250 315 221 358 348 CADB 490 420 373 374 282 294 440 CHAB 738 614 481 420 549 566 651 CICB 484 387 347 335 270 383 415 CRPB 205 196 205 187 184 195 284 DIOB 445 387 324 296 296 301 346 DJIB 473 423 302 345 315 426 398 EASB 474 413 326 271 387 481 356 EVEB o 322 228 195 168 163 285 252 FAIB o 990 802 522 581 570 734 765 FUTB 434 339 285 194 296 268 306 GREB 523 357 260 314 302 349 422 HBMB 472 411 386 351 239 401 457 HEMB 397 347 257 195 293 362 258 JIUB 506 461 394 341 297 502 487 KETB 624 496 336 331 420 467 501 KIUB 629 514 426 392 398 521 470 LICB 357 388 298 297 235 251 434 MAHB 403 282 222 184 205 280 332 MATB o 546 472 341 302 334 474 377 METB 711 594 446 394 522 622 603 MIAB 426 325 311 271 327 381 416 MONB 529 438 369 297 365 518 502 MORB 468 411 255 303 238 404 391 MSPB 534 361 275 365 393 463 518 NOWB 327 282 182 251 217 252 244 PAQB 477 400 288 313 289 379 410 PDMB 454 363 313 311 269 299 356 REUB 413 337 271 206 251 335 386 REZB 629 481 437 422 331 592 638 RIKB 465 318 248 180 347 399 377 RIPB 746 653 521 485 464 539 635 SALB 470 391 326 234 236 396 332 SANB 491 365 336 352 302 354 496 SCRB 467 397 355 230 301 369 322 SODB o 433 376 324 279 290 338 388 SPJB 1389 1206 897 852 978 1300 1275 STJB o 590 567 416 351 344 482 555 SYPB 1425 1161 826 717 900 1199 1181 THUB 1325 1027 832 759 835 1097 1063 TLSB 530 432 298 358 445 400 447 YASB 524 390 331 302 387 476 456 YEMB 999 799 691 572 605 772 895 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 SPOT2 SPOT4 SPOT5 ------------------------------------- ADEB 1797 1280 1746 3172 AMUB 569 481 655 1136 ARFB 426 314 579 969 ASDB 400 324 517 859 BEMB 1833 1753 2390 4133 BETB 422 454 687 873 CADB 455 575 826 927 CHAB 748 889 1161 1359 CICB 441 524 794 976 CRPB 335 293 317 697 DIOB 375 628 743 801 DJIB 494 639 777 953 EASB 442 600 931 1051 EVEB 228 354 419 735 FAIB 995 693 1023 2564 FUTB 323 420 549 989 GREB 542 396 618 1115 HBMB 512 567 768 1039 HEMB 365 306 575 961 JIUB 521 483 1030 1189 KETB 645 723 813 1176 KIUB 524 711 1116 1257 LICB 543 393 621 886 MAHB 425 303 436 918 MATB 501 543 757 1206 METB 890 617 812 1802 MIAB 493 524 649 999 MONB 681 552 815 1180 MORB 436 420 749 944 MSPB 535 491 823 1189 NOWB 392 294 390 763 PAQB 562 446 693 1010 PDMB 380 401 655 1102 REUB 485 464 515 886 REZB 797 551 649 1804 RIKB 473 459 551 1013 RIPB 873 689 882 1743 SALB 354 359 764 1027 SANB 595 464 667 1121 SCRB 445 512 717 947 SODB 508 520 607 991 SPJB 1566 1285 1760 3592 STJB 606 648 888 1336 SYPB 1695 1420 1457 3133 THUB 1213 1307 1627 3196 TLSB 586 443 690 1321 YASB 471 550 876 1063 YEMB 971 1025 1494 2219 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT SPOT2 SPOT4 SPOT5 ------------------------------------- 7) External Comparisons ======================= (for information) 7.1) Stations coordinates ------------------------- Looking at the transformation results Comparing with solution ign07d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 14.9 16.7 12.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -3.0 +- 1.1 mm TY = 5.0 +- 0.9 mm TZ = 8.5 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.9 +- 0.1 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 1.42 0.99 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr