****************************************************************************** dorisreport 29-Apr-2009 06:36:31 Message No 1606 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1521 = 09060 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1521 from 01-03-2009 to 07-03-2009 DORIS name (using day of start): 09060 Days of year: from 2009/60 to 2009/66 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-5727-8481 FAX +33-1-5727-8482 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/ign09060wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09060wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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/ignwd08.snx.dsc weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ignwd09.snx.dsc geocenter series in ITRF2005 pub/doris/products/geoc/ign09wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign09wd01.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 4) Global Statistics ==================== GPS week number 1521 from 01-03-2009 to 07-03-2009 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.95 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 01-03-2009 25731 6 25725 0.0 02-03-2009 25596 11 25585 0.0 03-03-2009 25951 26 25925 0.1 04-03-2009 26168 75 26093 0.3 05-03-2009 25601 25 25576 0.1 06-03-2009 25075 16 25059 0.1 07-03-2009 25719 8 25711 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 9198 9023 9233 9352 8796 8839 9236 SPOT2 2452 2243 2116 1928 2341 2250 2261 SPOT4 5178 5137 5417 5645 5537 5316 5214 SPOT5 8897 9182 9159 9168 8902 8654 9000 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.451 0.461 0.469 0.486 0.478 0.431 0.443 SPOT2 0.478 0.431 0.430 0.450 0.435 0.449 0.455 SPOT4 0.429 0.434 0.442 0.433 0.420 0.419 0.433 SPOT5 0.404 0.440 0.429 0.436 0.437 0.410 0.416 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 1712 1479 1536 1723 1582 1615 1617 AMUB 445 384 449 435 401 512 397 ARFB 0 228 224 302 415 364 432 ASDB o 319 358 269 370 306 314 334 BEMB 1516 1387 1450 1576 1460 1441 1570 BETB 336 389 463 399 345 367 404 CADB 390 461 429 485 444 458 486 CHAB 593 683 646 682 635 653 604 CIDB 340 398 413 378 429 411 493 CRPB 405 380 503 450 439 291 387 DIOB 356 421 377 412 311 340 438 DJIB 429 401 445 401 364 366 429 EASB 388 444 409 400 374 443 437 EVEB o 294 275 208 203 246 286 273 FAIB o 969 986 924 907 949 1015 934 GREB 491 513 513 503 471 525 516 HBMB 471 485 510 427 94 0 0 HEMB 353 328 430 316 411 419 334 JIUB 448 484 531 477 524 510 545 KETB 526 677 487 376 490 486 565 KIUB 579 558 562 570 557 487 514 KOLB 593 479 520 550 535 557 494 KRUB 386 418 401 423 460 357 405 MAHB 394 292 315 291 268 297 332 MANB o 436 307 411 447 333 356 357 METB 675 517 613 634 607 553 469 MIAB 366 428 366 365 496 349 449 MOOB 496 476 518 479 448 503 468 MORB o 366 374 405 410 474 396 433 MSPB 542 461 434 513 529 461 459 NOWB 402 244 319 486 303 264 319 PATB 445 385 285 392 388 470 479 PDMB o 396 413 382 193 92 127 137 REUB o 342 356 331 406 280 343 397 REZB 578 724 604 616 692 690 702 RIKB o 365 285 481 334 423 369 313 RIQB 677 682 575 653 619 701 785 ROUB 976 941 1100 1094 1120 981 884 SANB 467 342 435 521 462 352 303 SCRB 469 362 513 422 391 513 393 SODB o 349 377 413 429 364 349 416 SPJB 1303 1423 1492 1337 1364 1353 1450 STJB o 542 654 489 505 714 622 638 SYPB 1339 1287 1273 1301 1217 1208 1262 THUB 1180 1289 1220 1144 1231 1252 1255 TLSB 524 570 492 541 583 503 575 YASB 496 433 394 494 601 493 461 YEMB 386 475 507 466 405 441 494 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 3909 1525 3145 3179 AMUB 1213 265 583 1123 ARFB 955 236 511 832 ASDB 981 76 561 875 BEMB 4468 475 1958 3947 BETB 1187 151 616 951 CADB 1189 446 805 995 CHAB 1699 449 1136 1379 CIDB 1212 191 765 955 CRPB 1277 249 380 1188 DIOB 875 357 757 820 DJIB 1131 222 791 965 EASB 1121 318 984 1097 EVEB 544 222 387 782 FAIB 2875 621 1105 2532 GREB 1413 310 739 1207 HBMB 807 211 442 660 HEMB 1212 319 256 1050 JIUB 1356 323 932 1158 KETB 1613 279 703 1211 KIUB 1453 319 1114 1254 KOLB 1331 671 976 997 KRUB 1213 315 659 938 MAHB 1014 162 356 914 MANB 1275 242 361 979 METB 1850 324 404 1774 MIAB 1152 309 557 984 MOOB 1311 206 840 1189 MORB 1126 171 763 966 MSPB 1355 259 742 1212 NOWB 1175 239 274 788 PATB 1184 335 660 998 PDMB 436 235 700 501 REUB 1079 172 524 943 REZB 2075 331 695 1897 RIKB 1118 262 537 965 RIQB 1976 476 847 1631 ROUB 3210 396 871 2886 SANB 1281 307 369 1068 SCRB 1164 405 703 975 SODB 1225 227 567 997 SPJB 4123 966 1638 3323 STJB 1652 351 890 1434 SYPB 3699 1159 1169 3233 THUB 3079 616 1703 3493 TLSB 1676 307 715 1247 YASB 1358 417 712 1066 YEMB 2105 72 729 1828 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 ign09d02 at epoch of observations Weekly DORIS residuals in mm N E V ------------------- WRMS 10.6 11.8 11.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 2.6 +- 1.0 mm TY = 2.5 +- 0.9 mm TZ = 29.5 +- 0.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.0 +- 0.1 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 0.57 0.59 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr