****************************************************************************** dorisreport 11-Mar-2008 02:42:38 Message No 1184 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1464 = 08027 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1464 from 27-01-2008 to 02-02-2008 DORIS name (using day of start): 08027 Days of year: from 2008/27 to 2008/33 ============================================================== 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/ign08027wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08027wd06.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 1464 from 27-01-2008 to 02-02-2008 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 3.01 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 27-01-2008 21193 13 21180 0.1 28-01-2008 21411 2 21409 0.0 29-01-2008 20116 1 20115 0.0 30-01-2008 20256 1 20255 0.0 31-01-2008 20311 2 20309 0.0 01-02-2008 20674 3 20671 0.0 02-02-2008 20990 1 20989 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 6346 6514 6012 6213 6262 6210 6358 SPOT2 2846 2752 2761 2567 2574 2665 2662 SPOT4 4806 4875 4404 4677 4657 4767 4771 SPOT5 7182 7268 6938 6798 6816 7029 7198 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.427 0.432 0.396 0.398 0.398 0.394 0.397 SPOT2 0.426 0.436 0.435 0.448 0.438 0.425 0.426 SPOT4 0.432 0.542 0.431 0.417 0.422 0.446 0.424 SPOT5 0.379 0.398 0.366 0.369 0.370 0.366 0.367 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 1443 1508 1520 1529 1573 1393 1480 AMUB 435 464 459 351 524 470 478 ARFB 476 498 414 477 388 422 464 ASDB o 262 316 348 257 303 283 256 BEMB 1402 1537 1494 1495 1473 1536 1348 BETB 439 382 373 358 369 422 347 CADB 441 521 560 463 544 439 435 CHAB 681 690 681 746 691 650 635 CICB 400 509 519 418 450 375 439 CRPB 313 212 189 205 195 182 262 DIOB 416 429 433 385 392 454 428 DJIB 428 424 445 399 443 402 325 EASB 420 430 380 493 445 376 442 FAIB o 1147 908 1079 1097 1062 1126 1027 FUTB 412 416 318 341 396 399 423 GAVB 142 158 129 247 302 216 228 GREB 437 508 505 506 502 478 480 HBMB 0 239 220 0 0 0 0 HEMB 390 339 353 406 374 352 407 JIUB 609 589 588 532 527 514 590 KETB 431 424 522 543 528 513 464 KIUB 606 618 651 587 566 564 604 KOLB 492 583 510 501 531 522 466 KRUB 422 379 414 388 391 352 388 LICB 416 406 395 410 439 346 380 MALB 440 449 0 0 0 0 0 MATB o 408 418 525 460 448 542 416 METB 691 676 718 660 611 726 661 MIAB 370 425 500 437 374 449 435 MOOB 571 484 482 529 488 528 580 MORB 351 472 357 413 476 369 443 MSPB 455 481 484 573 498 400 463 NOWB 245 328 369 248 279 350 305 PATB 463 410 436 426 360 362 386 PDMB 11 11 24 0 18 16 19 REUB 416 425 317 300 264 359 342 REZB 830 853 863 911 788 813 884 RIPB 660 705 742 714 0 0 0 ROUB 1243 1259 1070 1070 1075 890 1413 SALB 0 0 0 366 518 461 536 SCRB 428 434 369 439 502 377 442 SODB o 400 460 404 457 416 405 398 SPJB 1930 1726 1684 1760 1789 1842 1793 STJB o 619 597 651 699 642 641 653 SYPB 961 629 0 0 571 1358 1286 TLSB 647 640 590 574 559 595 583 TRIB o 415 464 505 464 424 571 472 YASB 516 401 551 547 537 521 454 YEMB 1023 1123 1035 861 1029 998 980 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 3831 2226 1693 3184 AMUB 1229 444 640 1133 ARFB 1121 390 707 1021 ASDB 816 92 529 819 BEMB 4519 521 1770 3957 BETB 1062 194 715 865 CADB 1217 416 881 1043 CHAB 1672 734 1192 1380 CICB 1224 407 737 987 CRPB 730 154 215 684 DIOB 1068 424 750 877 DJIB 1140 301 759 947 EASB 1194 421 959 985 FAIB 3315 548 1113 2886 FUTB 1094 309 582 967 GAVB 485 217 0 827 GREB 1471 251 694 1146 HBMB 600 421 422 580 HEMB 1215 243 505 844 JIUB 1379 638 948 1173 KETB 1409 244 783 1186 KIUB 1510 539 1248 1284 KOLB 1284 550 981 1114 KRUB 1150 258 658 952 LICB 1007 466 585 939 MALB 285 150 222 276 MATB 1315 116 750 1197 METB 1907 374 842 1887 MIAB 1158 374 587 1032 MOOB 1361 489 879 1136 MORB 1062 297 775 964 MSPB 1274 313 807 1096 NOWB 920 252 334 803 PATB 1227 308 651 1065 PDMB 2 72 595 0 REUB 953 304 555 946 REZB 2842 249 869 2369 RIPB 1159 403 391 994 ROUB 3219 821 1391 2872 SALB 1151 551 744 890 SCRB 1072 329 743 972 SODB 1218 310 618 1030 SPJB 5100 1641 2227 3956 STJB 1722 621 943 1420 SYPB 2551 1282 1032 2177 TLSB 1717 616 692 1345 TRIB 1106 604 864 1050 YASB 1340 544 846 1045 YEMB 2990 1221 1074 2338 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 9.0 15.1 10.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 4.0 +- 2.2 mm TY = -2.1 +- 2.4 mm TZ = -15.5 +- 2.0 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = 0.6 +- 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 1.54 1.06 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr