****************************************************************************** dorisreport 20-Mar-2008 22:12:15 Message No 1201 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1466 = 08041 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1466 from 10-02-2008 to 16-02-2008 DORIS name (using day of start): 08041 Days of year: from 2008/41 to 2008/47 ============================================================== 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/ign08041wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08041wd06.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 1466 from 10-02-2008 to 16-02-2008 Total number of stations = 50 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.09 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 10-02-2008 18978 3 18975 0.0 11-02-2008 19085 1 19084 0.0 12-02-2008 17561 5 17556 0.0 13-02-2008 18841 2 18839 0.0 14-02-2008 19305 10 19295 0.1 15-02-2008 19860 4 19856 0.0 16-02-2008 20028 3 20025 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 5871 5769 4159 5856 5820 5779 6269 SPOT2 2446 2503 2526 2214 2530 2592 2573 SPOT4 4060 4238 4312 4160 4322 4529 4208 SPOT5 6598 6574 6559 6609 6623 6956 6975 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.406 0.412 0.412 0.436 0.405 0.403 0.416 SPOT2 0.440 0.439 0.435 0.431 0.429 0.445 0.444 SPOT4 0.415 0.439 0.425 0.424 0.409 0.410 0.423 SPOT5 0.371 0.386 0.387 0.385 0.375 0.376 0.398 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 --------------------------------------------------------------- AMUB 377 431 427 592 412 379 438 ARFB 411 439 387 475 331 391 411 ASDB o 268 273 293 308 327 254 250 BEMB 1390 1352 1367 1602 1581 1364 1489 BETB 329 330 384 345 371 376 428 CADB 467 522 422 509 509 490 517 CHAB 721 642 587 650 686 739 646 CICB 390 403 327 530 357 423 488 CRPB 189 288 235 227 252 212 250 DIOB 356 372 392 395 398 321 467 DJIB 414 402 413 342 452 366 473 EASB 418 433 356 346 451 485 394 EVEB o 0 0 0 22 108 139 127 FAIB o 1021 971 880 1012 1062 1095 1045 FUTB 374 428 364 420 290 360 407 GAVB 262 228 246 279 292 247 229 GREB 480 392 359 448 488 522 525 HEMB 351 398 347 268 400 372 311 JIUB 426 481 468 517 549 481 566 KETB 612 561 299 373 497 578 508 KIUB 580 572 494 569 562 470 581 KOLB 651 442 522 603 530 512 523 KRUB 408 412 316 441 382 414 397 LICB 479 470 402 390 345 465 411 MAHB 404 284 157 409 264 311 298 MALB 0 0 0 0 0 0 20 MATB o 410 480 347 496 444 354 344 METB 613 633 531 657 683 617 611 MIAB 420 424 321 403 503 385 370 MOOB 474 502 440 481 522 532 502 MORB 419 431 108 0 0 0 0 MSPB 546 566 372 480 494 468 466 NOWB 329 273 325 407 297 280 335 PATB 432 452 423 450 481 366 407 PDMB 21 0 24 0 46 32 45 REUB 323 305 277 308 374 331 313 REZB 849 879 764 730 804 973 874 RIKB 337 366 412 364 396 425 441 RIPB 0 0 0 0 0 574 725 ROUB 0 0 1007 1223 1123 1110 980 SALB 464 482 554 426 515 481 435 SCRB 513 396 341 389 395 470 424 SODB o 361 371 348 495 355 364 416 SPJB 1644 1661 1638 1538 1568 1571 1615 STJB o 658 739 481 623 746 570 715 SYPB 1343 1361 550 0 454 1248 1427 TLSB 578 600 628 634 601 588 545 TRIB o 501 579 476 474 384 391 227 YASB 528 488 415 491 574 507 409 YEMB 835 860 871 945 948 829 901 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 ------------------------------------- AMUB 1183 471 574 1112 ARFB 1171 277 677 952 ASDB 809 97 490 870 BEMB 4296 816 1712 4015 BETB 1059 256 563 866 CADB 1296 692 760 1002 CHAB 1653 732 1126 1350 CICB 1253 281 715 959 CRPB 728 97 295 738 DIOB 928 409 691 813 DJIB 1096 440 756 977 EASB 1108 382 845 1099 EVEB 1 317 406 2 FAIB 3132 605 1139 2841 FUTB 1088 286 528 975 GAVB 929 183 0 806 GREB 1377 277 615 1206 HEMB 1113 202 354 946 JIUB 1384 445 768 1165 KETB 1444 322 826 1161 KIUB 1417 479 1051 1258 KOLB 1270 723 1017 977 KRUB 1140 311 671 923 LICB 1046 502 725 897 MAHB 931 238 425 827 MALB 0 20 0 0 MATB 1244 113 529 1202 METB 1831 476 543 1799 MIAB 1136 337 618 988 MOOB 1310 372 849 1184 MORB 331 131 268 333 MSPB 1337 324 761 1196 NOWB 869 209 433 836 PATB 1148 385 714 946 PDMB 2 42 529 0 REUB 987 218 433 897 REZB 2769 324 716 2428 RIKB 1130 383 661 992 RIPB 840 348 139 620 ROUB 2971 662 1246 2703 SALB 1200 555 776 1046 SCRB 1172 428 651 950 SODB 1217 310 545 968 SPJB 4823 1365 1782 3810 STJB 1733 620 914 1503 SYPB 2424 1184 974 2224 TLSB 1701 528 799 1336 TRIB 1045 465 823 959 YASB 1344 476 788 1086 YEMB 2801 1102 866 2301 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 12.9 16.3 14.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 3.4 +- 2.9 mm TY = 6.7 +- 2.6 mm TZ = -6.6 +- 3.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.9 +- 0.4 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 1.40 0.96 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr