****************************************************************************** dorisreport 13-Aug-2008 01:44:00 Message No 1351 ****************************************************************************** Author: willis@ipgp.fr ( WILLIS Pascal) Subject: IGN/JPL DORIS Report for week 1488 = 08195 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1488 from 13-07-2008 to 19-07-2008 DORIS name (using day of start): 08195 Days of year: from 2008/195 to 2008/201 ============================================================== 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/ign08195wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign08195wd06.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 1488 from 13-07-2008 to 19-07-2008 Total number of stations = 53 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.24 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 13-07-2008 22770 3 22767 0.0 14-07-2008 23000 3 22997 0.0 15-07-2008 22796 3 22793 0.0 16-07-2008 22681 7 22674 0.0 17-07-2008 22621 23 22598 0.1 18-07-2008 23197 28 23169 0.1 19-07-2008 22862 0 22862 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 6922 6901 7180 6932 6870 7078 6929 SPOT2 2526 3044 2776 2858 2654 2714 2966 SPOT4 5121 5304 4961 4830 5184 5214 5169 SPOT5 8198 7748 7876 8054 7890 8163 7798 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.408 0.408 0.415 0.436 0.425 0.451 0.404 SPOT2 0.427 0.426 0.416 0.427 0.416 0.422 0.435 SPOT4 0.415 0.436 0.422 0.421 0.420 0.417 0.406 SPOT5 0.383 0.380 0.382 0.390 0.389 0.394 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 --------------------------------------------------------------- ADFB 1660 1695 1748 1682 1699 1692 1586 AMUB 490 486 479 440 492 462 529 ARFB 367 459 419 463 299 355 470 ASDB o 371 362 266 295 293 338 372 BEMB 1425 1483 1429 1256 1493 1528 1446 BETB 323 379 320 349 387 391 352 CADB 428 414 450 488 443 491 444 CHAB 639 671 613 698 669 670 677 CICB 413 481 377 395 447 438 431 CRPB 321 272 220 256 292 282 195 DIOB 329 339 348 452 427 377 376 DJIB 401 390 455 423 415 377 393 EASB 409 389 423 482 443 373 428 EVEB o 194 245 301 247 235 206 268 FAIB o 968 952 906 849 955 947 906 FUTB 341 342 334 414 459 412 301 GAVB 286 251 243 221 244 276 313 GREB 561 467 350 408 446 499 478 HBMB 413 523 433 480 509 439 514 HEMB 348 337 368 359 282 293 364 JIUB 468 519 380 454 493 321 489 KETB 464 428 523 551 443 402 490 KIUB 518 533 506 514 568 533 516 KOLB 513 505 525 415 522 570 450 KRUB 435 417 385 416 382 472 463 LICB 401 403 440 485 425 400 405 MAHB 334 374 344 291 399 391 307 MANB o 419 343 485 413 333 456 414 MATB o 424 369 489 456 390 438 424 METB 630 669 601 571 591 718 644 MIAB 404 442 431 475 386 421 447 MOOB 512 433 548 524 549 497 426 MORB 379 507 433 345 438 485 393 MSPB 509 518 499 501 390 485 385 NOWB 334 190 311 258 321 424 339 PATB 416 422 377 461 402 455 464 PDMB 524 442 416 513 393 428 436 REUB 123 69 174 55 139 176 29 REZB 714 698 656 737 572 582 732 RIKB 323 395 382 449 455 314 208 RIQB 627 645 716 672 553 591 619 ROUB 1138 1190 1127 1039 1224 1118 1214 SALB 145 108 200 120 199 149 140 SANB 480 450 438 311 496 564 427 SODB o 69 532 371 347 428 420 425 SPJB 1421 1403 1512 1519 1583 1358 1353 STJB o 543 632 506 675 515 565 620 SYPB 1278 1258 1289 1243 1153 1227 1312 THUB 1225 1193 1067 1246 1091 1263 1177 TLSB 567 482 566 544 554 554 578 TRIB o 300 289 336 290 247 272 347 YASB 542 481 540 470 400 520 539 YEMB 857 959 880 926 954 862 871 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 3814 2131 3076 3188 AMUB 1197 657 604 1115 ARFB 1078 439 483 970 ASDB 933 203 546 850 BEMB 4278 515 1707 4008 BETB 986 249 592 882 CADB 1107 440 829 1005 CHAB 1630 711 1138 1342 CICB 1168 345 699 959 CRPB 824 113 377 669 DIOB 894 398 690 896 DJIB 1108 223 783 959 EASB 1154 352 847 1032 EVEB 529 182 364 764 FAIB 2765 561 1122 2490 FUTB 1087 261 541 939 GAVB 951 259 0 859 GREB 1364 278 711 1183 HBMB 1130 646 754 938 HEMB 1148 158 341 857 JIUB 1359 396 883 1024 KETB 1479 209 614 1164 KIUB 1423 446 1167 1200 KOLB 1287 367 1099 1032 KRUB 1167 362 670 986 LICB 1121 407 662 916 MAHB 1040 370 353 920 MANB 1158 234 605 976 MATB 1306 137 532 1207 METB 1850 504 577 1787 MIAB 1165 357 576 1104 MOOB 1338 331 887 1109 MORB 1114 470 650 933 MSPB 1278 267 707 1194 NOWB 873 272 351 845 PATB 1203 269 788 999 PDMB 1400 197 680 1122 REUB 749 26 438 759 REZB 2083 428 786 1805 RIKB 1092 228 510 888 RIQB 1865 628 458 1665 ROUB 3313 634 1400 2975 SALB 0 396 703 0 SANB 1345 264 580 1148 SODB 1059 398 443 874 SPJB 4063 1468 1710 3276 STJB 1546 601 832 1300 SYPB 3552 1262 1115 3148 THUB 3114 598 1445 3407 TLSB 1589 399 750 1316 TRIB 1180 19 45 1119 YASB 1406 324 742 1168 YEMB 2507 978 985 2181 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 12.4 15.9 10.2 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -8.1 +- 1.5 mm TY = 18.3 +- 1.5 mm TZ = 8.1 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -0.5 +- 0.2 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 1.10 0.56 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr