****************************************************************************** dorisreport 29-Apr-2009 06:19:08 Message No 1606 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1519 = 09046 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1519 from 15-02-2009 to 21-02-2009 DORIS name (using day of start): 09046 Days of year: from 2009/46 to 2009/52 ============================================================== 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/ign09046wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09046wd09.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 1519 from 15-02-2009 to 21-02-2009 Total number of stations = 50 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 2.54 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 15-02-2009 25057 29 25028 0.1 16-02-2009 25980 27 25953 0.1 17-02-2009 24021 5 24016 0.0 18-02-2009 25854 7 25847 0.0 19-02-2009 26336 7 26329 0.0 20-02-2009 25204 7 25197 0.0 21-02-2009 26685 8 26677 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 8855 9116 7199 9062 9293 9175 9285 SPOT2 2083 2196 2345 2428 2472 1423 2190 SPOT4 5318 5576 5458 5462 5501 5421 5697 SPOT5 8772 9065 9014 8895 9063 9178 9505 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.457 0.469 0.443 0.445 0.437 0.446 0.450 SPOT2 0.425 0.443 0.431 0.461 0.452 0.458 0.441 SPOT4 0.437 0.436 0.423 0.432 0.430 0.451 0.454 SPOT5 0.424 0.420 0.404 0.407 0.408 0.414 0.419 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 1537 1671 1607 1701 1687 1440 1621 AMUB 513 443 448 429 554 478 459 ARFB 31 161 201 193 59 191 250 ASDB o 269 301 372 281 298 323 247 BEMB 1436 1539 1470 1249 1511 1425 1489 BETB 356 438 364 374 408 396 359 CADB 402 506 442 452 492 438 443 CHAB 670 709 706 623 631 667 667 CIDB 352 405 504 453 480 347 390 CRPB 395 363 353 436 376 369 526 DIOB 346 343 373 366 369 436 352 DJIB 424 415 376 371 436 383 360 EASB 385 384 182 419 425 375 402 EVEB o 211 199 278 273 302 250 239 FAIB o 1005 1009 931 1036 929 947 988 GREB 457 462 497 523 526 503 516 HBMB 472 412 343 506 446 417 475 HEMB 477 271 411 400 350 297 429 JIUB 530 477 526 495 522 375 478 KETB 391 419 450 458 470 465 486 KIUB 563 537 470 470 549 498 541 KOLB 458 594 575 474 579 503 507 KRUB 370 425 474 372 365 345 387 LICB 0 0 0 0 99 0 0 MAHB 283 322 272 237 351 241 310 MALB 213 0 0 0 0 348 373 MANB o 387 435 418 347 342 386 397 METB 560 581 621 577 660 539 528 MIAB 321 413 515 443 378 360 383 MOOB 580 539 458 511 464 539 579 MORB o 414 502 364 381 469 371 435 MSPB 458 522 439 536 456 363 450 NOWB 273 403 294 338 355 359 346 PATB 439 368 349 374 377 428 371 PDMB o 377 433 455 366 392 414 473 REUB o 0 0 0 100 316 357 356 REZB 542 590 627 641 641 577 591 RIKB o 418 366 451 468 329 293 377 RIQB 490 621 667 588 600 572 688 ROUB 1103 1092 1138 1236 1068 1075 1000 SANB 489 545 465 513 580 459 360 SCRB 427 448 287 463 471 384 435 SODB o 374 448 359 375 331 416 399 SPJB 1632 1373 1302 1528 1344 1452 1489 STJB o 561 547 608 580 619 523 633 SYPB 1144 1173 1237 1185 1331 1342 1233 THUB 1153 1205 1239 1198 1286 1163 1311 TLSB 580 561 540 669 507 500 601 YASB 452 506 581 457 440 463 458 YEMB 455 560 443 555 470 423 567 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 3852 1605 3054 3179 AMUB 1251 413 681 1122 ARFB 747 65 341 838 ASDB 883 35 474 870 BEMB 4478 456 1803 3992 BETB 1176 226 639 955 CADB 1142 353 830 1005 CHAB 1716 615 1161 1393 CIDB 1167 369 601 999 CRPB 1143 185 628 1058 DIOB 928 181 774 882 DJIB 1146 167 739 967 EASB 1094 213 835 911 EVEB 542 260 372 726 FAIB 2917 635 1136 2594 GREB 1427 362 682 1200 HBMB 1221 283 724 1073 HEMB 1220 304 506 842 JIUB 1330 287 965 1147 KETB 1501 190 494 1197 KIUB 1450 286 1046 1264 KOLB 1281 509 1023 1112 KRUB 1180 247 690 953 LICB 440 102 292 335 MAHB 1041 50 449 949 MALB 388 111 254 332 MANB 1245 161 512 1006 METB 1846 222 475 1826 MIAB 1154 201 575 1031 MOOB 1366 493 863 1116 MORB 1116 257 715 970 MSPB 1281 212 761 1123 NOWB 1151 152 345 974 PATB 1190 270 613 1051 PDMB 1208 181 677 1099 REUB 660 106 317 693 REZB 2041 250 631 1632 RIKB 1171 266 568 926 RIQB 1946 371 433 1688 ROUB 3172 565 1342 2894 SANB 1268 517 657 1164 SCRB 1060 361 694 962 SODB 1228 126 657 1009 SPJB 4257 1181 1754 3303 STJB 1638 356 910 1372 SYPB 3626 1069 1149 3140 THUB 3111 499 1751 3481 TLSB 1700 330 788 1295 YASB 1359 268 817 1125 YEMB 2233 158 739 1876 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 11.3 15.2 9.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 0.0 +- 0.9 mm TY = -4.2 +- 0.9 mm TZ = 22.6 +- 0.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.5 +- 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 0.62 0.74 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr