****************************************************************************** dorisreport 31-Jan-2008 13:16:05 Message No 1148 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1460 = 07364 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1460 from 30-12-2007 to 05-01-2008 DORIS name (using day of start): 07364 Days of year: from 2007/364 to 2008/5 ============================================================== 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/ign07364wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07364wd06.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 1460 from 30-12-2007 to 05-01-2008 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.52 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 30-12-2007 21470 5 21465 0.0 31-12-2007 21231 33 21198 0.2 01-01-2008 21312 8 21304 0.0 02-01-2008 20388 9 20379 0.0 03-01-2008 21713 21 21692 0.1 04-01-2008 21566 4 21562 0.0 05-01-2008 21270 7 21263 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 6404 6403 6389 5473 6366 6416 6451 SPOT2 2937 2845 2927 2691 3150 2922 2854 SPOT4 4922 4717 4787 4884 4950 4986 4881 SPOT5 7202 7233 7201 7331 7226 7238 7077 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.401 0.395 0.405 0.417 0.454 0.410 0.406 SPOT2 0.420 0.422 0.419 0.425 0.430 0.436 0.437 SPOT4 0.432 0.437 0.422 0.438 0.430 0.425 0.416 SPOT5 0.366 0.364 0.387 0.388 0.395 0.376 0.368 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 1567 1517 1449 1498 1679 1506 1532 AMUB 356 490 455 483 437 402 495 ARFB 437 431 368 380 461 385 361 ASDB o 365 324 319 317 364 256 307 BEMB 1527 1393 1392 1318 1498 1487 1509 CADB 419 510 371 450 501 430 502 CHAB 691 657 688 672 687 763 639 CICB 440 351 367 434 495 411 410 CRPB 333 314 251 225 279 209 279 DIOB 311 392 375 386 384 422 396 DJIB 451 437 363 425 429 436 449 EASB 452 413 475 385 397 454 459 FAIB o 1066 1077 1076 930 1088 1059 1097 FUTB 312 374 420 395 315 336 413 GREB 453 454 447 580 440 480 506 HBMB 481 400 477 511 441 371 484 HEMB 303 316 387 317 224 383 398 JIUB 542 457 549 590 624 550 524 KETB 449 512 533 471 505 519 590 KIUB 540 589 572 657 614 567 584 KOLB 634 567 480 543 597 509 579 KRUB 317 370 436 394 460 430 365 LICB 491 479 470 362 428 457 370 MAHB 284 309 267 368 337 282 371 MALB 0 0 0 0 127 446 390 MATB o 0 0 0 0 230 511 422 METB 671 705 689 716 745 697 727 MIAB 472 503 388 364 500 447 347 MOOB 340 343 559 485 475 493 573 MORB 504 367 349 579 348 430 541 MSPB 579 499 475 472 490 598 462 NOWB 283 356 324 315 331 268 221 PATB 464 470 489 309 401 370 435 PDMB 0 0 0 0 0 0 16 REUB 394 345 310 356 352 391 357 REZB 865 898 856 823 835 852 818 RIKB 433 415 450 351 220 0 0 RIPB 613 634 591 683 700 697 666 ROUB 1205 1256 1308 1227 1025 1103 997 SANB 423 170 45 423 212 348 221 SCRB 420 431 441 509 427 428 521 SODB o 396 345 347 455 435 381 376 SPJB 1652 1627 1798 1707 1660 1747 1730 STJB o 616 665 677 592 716 663 611 SYPB 1329 1427 1345 1286 1390 1370 1411 TLSB 621 577 650 593 130 54 0 TRIB o 478 537 468 464 509 506 381 YASB 492 643 491 360 488 569 544 YEMB 970 895 1113 1082 991 1051 1064 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 3834 2509 1735 3181 AMUB 1205 428 605 1081 ARFB 1103 392 533 935 ASDB 920 287 520 828 BEMB 4496 554 1655 3911 CADB 1120 500 865 894 CHAB 1596 845 1214 1335 CICB 1153 300 751 953 CRPB 930 130 325 681 DIOB 906 237 761 911 DJIB 1065 533 724 918 EASB 1146 400 865 1089 FAIB 3232 512 1153 2875 FUTB 1105 211 520 958 GREB 1432 250 682 1159 HBMB 1171 564 734 961 HEMB 919 185 447 932 JIUB 1420 655 822 1166 KETB 1418 336 785 1218 KIUB 1520 544 1208 1226 KOLB 1322 855 1031 999 KRUB 1156 362 697 903 LICB 1040 619 639 924 MAHB 1082 76 462 918 MALB 766 455 635 736 MATB 766 86 500 732 METB 2160 469 822 1833 MIAB 1188 354 670 990 MOOB 963 455 823 1157 MORB 1180 400 744 956 MSPB 1359 345 857 1187 NOWB 826 210 344 840 PATB 1245 377 732 995 PDMB 4 26 223 7 REUB 966 418 539 854 REZB 2758 334 851 2400 RIKB 1168 448 600 1049 RIPB 1885 836 479 1628 ROUB 3297 533 1625 2949 SANB 1179 158 531 1082 SCRB 1188 391 727 973 SODB 1223 334 516 935 SPJB 4795 1397 2202 3950 STJB 1650 709 911 1469 SYPB 3567 1671 1545 3129 TLSB 1018 489 443 794 TRIB 1194 406 935 1122 YASB 1281 532 973 1086 YEMB 3024 1406 1006 2389 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 15.6 16.0 10.1 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 2.2 +- 2.8 mm TY = 4.7 +- 3.1 mm TZ = -7.6 +- 3.5 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.1 +- 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 1.61 0.63 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr