****************************************************************************** dorisreport 12-Apr-2008 02:20:43 Message No 1229 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1471 = 08076 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1471 from 16-03-2008 to 22-03-2008 DORIS name (using day of start): 08076 Days of year: from 2008/76 to 2008/82 ============================================================== 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/ign08076wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08076wd06.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 1471 from 16-03-2008 to 22-03-2008 Total number of stations = 54 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.16 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-03-2008 22960 24 22936 0.1 17-03-2008 23152 3 23149 0.0 18-03-2008 20337 5 20332 0.0 19-03-2008 22831 3 22828 0.0 20-03-2008 22588 3 22585 0.0 21-03-2008 23108 4 23104 0.0 22-03-2008 23189 4 23185 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 7210 7172 6854 7168 6895 6956 7246 SPOT2 2570 3046 2922 2684 2612 2910 2684 SPOT4 5391 5137 5024 5074 5017 5224 5216 SPOT5 7765 7794 5532 7902 8061 8014 8039 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.414 0.439 0.417 0.421 0.409 0.405 0.402 SPOT2 0.407 0.419 0.448 0.427 0.440 0.424 0.431 SPOT4 0.420 0.402 0.404 0.419 0.426 0.409 0.417 SPOT5 0.371 0.384 0.380 0.377 0.375 0.368 0.379 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 1625 1707 1675 1616 1652 1730 1643 AMUB 422 449 502 454 473 521 393 ARFB 320 328 267 294 313 427 415 ASDB o 291 270 245 318 330 279 301 BEMB 1458 1458 1538 1351 1470 1502 1593 CADB 459 433 472 484 445 456 472 CHAB 696 673 701 695 675 713 695 CICB 493 401 450 363 407 438 507 CRPB 270 200 263 186 235 323 239 DIOB 369 425 389 425 416 324 345 DJIB 375 375 412 429 437 367 436 EASB 399 438 477 377 394 455 430 EVEB o 240 285 255 274 274 222 239 FAIB o 996 1046 1050 999 878 1084 973 FUTB 371 334 423 426 405 350 301 GAVB 253 242 213 262 332 261 301 GREB 511 404 457 492 594 516 537 HBMB 492 361 486 484 451 489 466 HEMB 272 341 388 288 369 375 250 JIUB 534 407 485 507 474 593 570 KETB 450 525 532 476 443 457 466 KIUB 557 461 535 515 575 600 566 KOLB 597 584 593 534 521 521 599 KRUB 420 383 382 389 320 434 417 LICB 460 465 336 461 348 433 400 MAHB 343 263 263 297 276 349 305 MALB 384 384 0 0 0 0 0 MANB o 292 303 206 312 394 423 376 MATB o 442 416 314 420 403 387 405 METB 692 643 658 576 525 617 579 MIAB 450 427 406 402 379 424 445 MOOB 443 494 517 536 562 458 398 MORB 367 415 480 355 441 370 458 MSPB 464 516 481 433 407 483 552 NOWB 360 308 234 295 295 298 283 PATB 380 404 379 472 411 340 444 PDMB 26 23 29 22 0 37 0 REUB 364 416 362 422 380 322 362 REZB 694 800 682 648 651 682 715 RIKB 336 477 466 372 300 444 422 RIPB 565 581 586 572 579 697 660 ROUB 1104 1234 1115 1180 1161 1026 1086 SALB 350 469 475 450 501 428 338 SANB 261 382 360 404 555 389 363 SCRB 277 440 389 423 458 333 353 SODB o 413 310 384 348 372 424 432 SPJB 1304 1415 1427 1547 1452 1394 1408 STJB o 598 669 678 582 546 600 616 SYPB 1305 1229 1203 1324 1005 1169 1309 THUB 1237 1107 1189 1138 1186 1218 1171 TLSB 576 596 527 629 648 573 609 TRIB o 390 412 288 230 362 271 299 YASB 542 596 429 529 497 518 554 YEMB 667 651 746 857 673 877 880 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 ------------------------------------- ADFB 3904 1870 3035 3247 AMUB 1210 473 593 1103 ARFB 1042 310 313 916 ASDB 794 59 568 807 BEMB 4322 618 1907 3944 CADB 1151 495 765 956 CHAB 1656 839 1197 1347 CICB 1231 423 659 952 CRPB 771 48 310 759 DIOB 970 290 748 883 DJIB 1156 319 770 898 EASB 1111 451 823 1067 EVEB 543 222 426 743 FAIB 2921 781 1114 2589 FUTB 1092 222 591 911 GAVB 924 296 1 849 GREB 1317 395 733 1235 HBMB 1151 507 806 945 HEMB 1098 308 251 911 JIUB 1345 548 862 1075 KETB 1438 266 663 1190 KIUB 1456 389 1104 1204 KOLB 1338 711 1097 1035 KRUB 1119 383 679 918 LICB 1045 516 768 906 MAHB 1000 95 404 896 MALB 564 305 351 473 MANB 1265 261 518 512 MATB 1309 67 404 1191 METB 1836 325 602 1783 MIAB 1139 366 594 1064 MOOB 1310 372 804 1111 MORB 1096 268 718 933 MSPB 1323 242 754 1177 NOWB 916 238 253 885 PATB 1204 399 693 949 PDMB 2 84 564 2 REUB 1043 491 487 859 REZB 2171 465 693 1880 RIKB 1178 314 628 951 RIPB 1968 569 215 1676 ROUB 3291 503 1414 2947 SALB 1158 483 698 1002 SANB 1236 262 764 595 SCRB 1096 296 650 890 SODB 1213 285 611 931 SPJB 4024 1366 1548 3354 STJB 1668 470 892 1427 SYPB 3455 1220 1107 3121 THUB 3026 487 1674 3388 TLSB 1718 505 740 1358 TRIB 1144 60 168 1159 YASB 1358 393 922 1148 YEMB 2345 826 934 2034 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 13.4 18.3 12.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 2.2 +- 1.6 mm TY = 17.8 +- 1.8 mm TZ = 7.0 +- 1.7 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.2 +- 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 1.29 0.60 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr