****************************************************************************** dorisreport 21-Nov-2007 09:02:45 Message No 1072 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Updated Report for week 1450 = 07294 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1450 from 21-10-2007 to 27-10-2007 DORIS name (using day of start): 07294 Days of year: from 2007/294 to 2007/300 ============================================================== 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/ign07294wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07294wd06.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 1450 from 21-10-2007 to 27-10-2007 Total number of stations = 47 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.81 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 21-10-2007 19926 5 19921 0.0 22-10-2007 18515 3 18512 0.0 23-10-2007 18851 1 18850 0.0 24-10-2007 18844 3 18841 0.0 25-10-2007 18387 1 18386 0.0 26-10-2007 18872 4 18868 0.0 27-10-2007 19021 3 19018 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 6061 5940 5961 5963 5522 6100 6211 SPOT2 2107 963 1429 1411 1142 697 564 SPOT4 4784 4769 4751 4709 4743 4941 5007 SPOT5 6969 6840 6709 6758 6979 7130 7236 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.411 0.414 0.397 0.403 0.399 0.399 0.410 SPOT2 0.423 0.441 0.483 0.478 0.451 0.463 0.501 SPOT4 0.417 0.417 0.412 0.424 0.420 0.427 0.425 SPOT5 0.378 0.374 0.364 0.372 0.365 0.380 0.382 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 --------------------------------------------------------------- ADEB o 1281 1263 1236 1301 1257 1192 1202 AMUB 416 454 433 422 486 426 402 ARFB 385 432 357 333 437 395 337 ASDB o 316 358 271 338 293 315 310 BEMB 1658 1632 1706 1623 1667 1532 1604 BETB 361 361 323 366 362 317 363 CADB 428 437 393 334 409 420 410 CHAB 569 559 624 621 611 567 576 CICB 487 451 417 413 417 396 471 CRPB 365 273 216 281 322 205 298 DIOB 429 372 325 322 386 369 370 DJIB 395 405 393 377 350 403 371 EASB 380 343 477 459 417 436 386 FAIB o 882 926 940 888 920 889 935 FUTB 391 309 373 338 361 340 359 GAVB 251 256 262 201 239 238 246 GREB 432 464 477 387 409 411 465 HBMB 495 398 378 458 435 411 424 HEMB 296 282 380 315 289 341 301 JIUB 644 496 492 544 552 539 493 KETB 513 480 528 487 406 534 448 KIUB 641 520 567 515 533 568 519 KOLB 512 534 450 433 468 391 513 LICB 442 337 283 293 385 413 343 MAHB 336 323 295 313 318 324 294 MALB 462 366 394 382 366 391 337 MATB o 413 370 507 433 425 449 373 METB 670 645 628 579 628 624 632 MIAB 382 476 438 386 397 305 407 MONB 532 200 0 0 0 0 0 MORB 483 354 370 457 331 355 480 MSPB 528 488 516 543 481 396 502 NOWB 205 364 237 246 292 230 301 REUB 420 309 291 357 361 323 331 REZB 689 640 653 647 670 651 695 RIPB 728 747 708 659 646 698 723 SANB 509 444 439 446 426 485 473 SCRB 472 327 403 399 371 395 419 SODB o 481 389 341 412 424 414 361 SPJB 1338 1323 1406 1331 1376 1365 1302 STJB o 573 553 675 544 627 621 541 SYPB 1223 1147 1183 1208 1208 1102 1146 THUB 1175 1163 1173 1177 1186 1187 1155 TLSB 0 0 0 0 260 512 538 TRIB o 18 26 97 340 297 293 413 YASB 406 516 530 490 469 466 443 YEMB 0 0 251 455 316 552 570 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 ------------------------------------- ADEB 3828 364 1698 3186 AMUB 1213 190 697 1092 ARFB 1137 199 595 919 ASDB 949 121 525 832 BEMB 4933 569 2356 4113 BETB 1024 66 715 876 CADB 1083 173 815 965 CHAB 1571 214 1149 1372 CICB 1150 219 870 991 CRPB 933 151 342 717 DIOB 899 284 692 829 DJIB 1061 228 723 957 EASB 1142 291 892 978 FAIB 2844 152 1226 2549 FUTB 1099 106 508 957 GAVB 955 17 0 871 GREB 1431 116 609 1157 HBMB 1136 244 805 993 HEMB 1032 16 438 850 JIUB 1416 363 1120 1090 KETB 1426 227 757 1163 KIUB 1491 396 1154 1251 KOLB 1281 152 997 1116 LICB 984 146 654 887 MAHB 1027 81 472 933 MALB 1023 270 736 925 MATB 1261 112 642 1222 METB 1914 184 804 1812 MIAB 1172 232 655 1100 MONB 845 108 585 708 MORB 1177 162 743 956 MSPB 1360 200 866 1172 NOWB 764 45 395 813 REUB 967 190 530 931 REZB 2256 188 741 1918 RIPB 2145 247 915 1829 SANB 1311 207 683 1188 SCRB 1186 152 690 950 SODB 1206 191 659 1026 SPJB 3909 601 1730 3597 STJB 1567 324 1118 1335 SYPB 3608 382 1472 3116 THUB 3330 316 1883 3133 TLSB 1113 80 582 935 TRIB 191 249 525 629 YASB 1293 236 831 1137 YEMB 1885 221 678 1713 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 13.0 16.9 12.5 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -2.9 +- 1.1 mm TY = 0.2 +- 1.1 mm TZ = -23.0 +- 1.2 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.1 +- 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 1.27 0.69 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr