****************************************************************************** dorisreport 28-Jul-2009 05:37:45 Message No 1718 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1537 = 09172 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1537 from 21-06-2009 to 27-06-2009 DORIS name (using day of start): 09172 Days of year: from 2009/172 to 2009/178 ============================================================== 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/ign09172wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09172wd09.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 1537 from 21-06-2009 to 27-06-2009 Total number of stations = 49 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 3.41 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 21-06-2009 23969 6 23963 0.0 22-06-2009 24199 9 24190 0.0 23-06-2009 24500 10 24490 0.0 24-06-2009 24320 8 24312 0.0 25-06-2009 24346 23 24323 0.1 26-06-2009 25161 65 25096 0.3 27-06-2009 25339 60 25279 0.2 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 8123 8112 8834 8899 8732 8837 9005 SPOT2 1714 1928 1885 1680 1525 1586 1915 SPOT4 5394 5389 5239 4973 5324 5582 5384 SPOT5 8732 8761 8532 8760 8742 9091 8975 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.431 0.443 0.445 0.455 0.503 0.482 0.494 SPOT2 0.424 0.427 0.458 0.429 0.458 0.436 0.466 SPOT4 0.438 0.433 0.437 0.455 0.461 0.452 0.423 SPOT5 0.409 0.402 0.400 0.426 0.452 0.439 0.445 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 1562 1486 1591 1580 1585 1618 1627 AMVB 432 424 463 472 454 516 421 ARFB 356 369 407 325 300 394 412 BEMB 1421 1441 1399 1250 1374 1445 1525 BETB 375 373 408 390 383 407 368 CADB 482 387 419 403 392 431 443 CHAB 622 673 597 573 619 576 641 CIDB 361 350 406 395 336 444 426 CRQB 461 393 296 343 384 406 413 DIOB 330 317 384 401 315 317 361 DJIB 405 401 422 290 392 411 443 EASB 321 458 388 340 446 356 425 EVEB o 205 231 257 260 228 176 245 FAIB o 0 0 0 0 298 875 945 GAVB 260 209 217 208 202 256 250 GREB 522 485 468 384 486 447 432 HBMB 341 527 538 388 494 405 394 HEMB 308 419 310 431 304 336 332 JIUB 364 467 357 401 459 394 464 KETB 412 510 482 501 403 385 404 KIUB 504 475 504 471 462 519 533 KOLB 549 440 657 464 438 531 593 KRUB 325 355 373 409 416 349 369 LICB 349 400 521 348 474 397 502 MALB 357 405 368 363 367 396 358 MANB o 393 444 383 323 419 399 486 MATB o 59 0 0 0 0 0 0 METB 697 639 567 486 556 624 669 MIAB 453 386 360 317 361 431 464 MOOB 497 560 440 503 483 553 470 MSPB 476 467 510 489 464 499 520 NOWB 471 343 487 450 270 388 351 PATB 423 405 506 432 395 378 419 PDMB o 437 378 352 447 437 389 392 REUB o 381 258 345 288 290 429 282 REZB 560 598 682 723 522 555 522 RILB 364 481 401 337 408 366 350 RIQB 622 528 643 569 553 643 580 ROUB 1070 1070 1083 1238 1147 1127 1066 SALB 423 385 437 540 499 370 372 SANB 539 343 370 481 426 469 463 SODB o 333 320 319 362 249 464 485 SPJB 1138 1262 1380 1312 1353 1237 1238 STJB o 537 590 516 630 652 522 543 SYPB 1141 1291 1204 1364 1147 1188 1190 THUB 1316 1346 1156 1226 1306 1264 1308 TLSB 490 567 583 541 490 0 0 YASB 503 546 460 387 572 432 560 YEMB 0 0 34 534 467 576 356 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 3727 1408 3094 3254 AMVB 1282 360 599 1120 ARFB 1096 230 488 979 BEMB 4363 377 1628 3964 BETB 1193 206 654 989 CADB 1160 123 789 1033 CHAB 1643 328 1115 1379 CIDB 1214 125 621 973 CRQB 1152 240 490 1066 DIOB 840 234 672 886 DJIB 1056 298 708 946 EASB 1088 327 826 1021 EVEB 531 63 370 760 FAIB 919 116 423 806 GAVB 931 65 0 803 GREB 1411 161 636 1226 HBMB 1189 412 652 1000 HEMB 1147 152 418 948 JIUB 1271 240 858 1031 KETB 1419 35 609 1225 KIUB 1413 223 1139 1186 KOLB 1257 475 1099 1067 KRUB 1227 162 682 1001 LICB 1150 346 692 956 MALB 1048 198 742 847 MANB 1222 161 638 1002 MATB 7 0 59 3 METB 1877 329 534 1808 MIAB 1200 153 617 1035 MOOB 1246 482 856 1097 MSPB 1376 179 789 1214 NOWB 1237 243 382 1135 PATB 1206 356 615 1002 PDMB 1212 50 685 1090 REUB 966 75 506 925 REZB 1962 225 633 1716 RILB 1164 192 691 835 RIQB 1885 339 431 1688 ROUB 3188 350 1513 2985 SALB 1170 301 751 981 SANB 1310 160 648 1166 SODB 1064 176 594 960 SPJB 3679 711 1636 3301 STJB 1575 327 927 1374 SYPB 3617 874 1142 3238 THUB 3346 697 1688 3491 TLSB 1401 253 644 1114 YASB 1378 199 876 1183 YEMB 2054 278 821 1901 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 31.0 40.8 10.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -13.9 +- 2.2 mm TY = -3.9 +- 2.3 mm TZ = 37.5 +- 1.7 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.1 +- 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 1.04 0.68 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr