****************************************************************************** dorisreport 29-Nov-2007 22:35:02 Message No 1082 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1451 = 07301 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1451 from 28-10-2007 to 03-11-2007 DORIS name (using day of start): 07301 Days of year: from 2007/301 to 2007/307 ============================================================== 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/ign07301wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07301wd06.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 1451 from 28-10-2007 to 03-11-2007 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.93 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 28-10-2007 19403 6 19397 0.0 29-10-2007 21319 8 21311 0.0 30-10-2007 22122 9 22113 0.0 31-10-2007 21484 4 21480 0.0 01-11-2007 19939 2 19937 0.0 02-11-2007 19698 10 19688 0.1 03-11-2007 21985 2 21983 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 6327 6095 5869 6402 6009 5969 6237 SPOT2 1004 3202 4230 3054 1962 2143 4100 SPOT4 4947 4960 4977 4959 4880 4818 4889 SPOT5 7119 7054 7037 7065 7086 6758 6757 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.427 0.432 0.422 0.411 0.403 0.413 0.406 SPOT2 0.468 0.457 0.447 0.461 0.449 0.438 0.435 SPOT4 0.417 0.413 0.424 0.431 0.423 0.443 0.439 SPOT5 0.382 0.385 0.384 0.380 0.382 0.369 0.378 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 1323 1340 1274 1372 1284 1276 1433 AMUB 332 455 449 495 460 435 482 ARFB 412 353 459 445 341 404 354 ASDB o 345 312 322 376 324 308 347 BEMB 1635 1611 1699 1639 1610 1662 1768 BETB 356 389 446 391 413 343 400 CADB 393 437 412 526 439 465 464 CHAB 641 707 716 666 624 645 710 CICB 447 458 511 472 447 439 522 CRPB 198 260 263 268 320 224 246 DIOB 368 408 407 410 429 367 402 DJIB 365 390 462 431 350 395 464 EASB 387 485 554 394 445 480 473 FAIB o 901 968 877 927 925 1004 1027 FUTB 236 364 443 398 296 356 374 GAVB 257 94 0 0 0 0 0 GREB 485 485 497 480 492 478 533 HBMB 382 406 507 567 399 411 484 HEMB 278 370 369 292 347 360 329 JIUB 441 508 573 602 498 513 592 KETB 486 573 574 465 510 549 486 KIUB 559 564 604 608 514 573 610 KOLB 518 522 486 495 436 541 570 KRUB 0 42 82 220 345 377 407 LICB 344 372 418 434 341 278 440 MAHB 326 272 361 403 282 329 385 MALB 378 394 438 326 247 408 457 MATB o 516 536 543 395 375 491 476 METB 649 615 655 594 675 713 679 MIAB 419 465 426 429 462 410 471 MORB 361 411 409 416 421 407 448 MSPB 444 542 466 516 545 466 545 NOWB 283 336 313 308 370 283 391 PATB 0 0 76 92 111 180 175 REUB 357 336 413 358 300 396 400 REZB 604 767 718 645 729 646 782 RIPB 698 689 696 707 689 656 646 SANB 474 491 438 526 538 496 538 SCRB 397 459 415 480 443 420 480 SODB o 385 363 460 493 350 402 473 SPJB 1288 1468 1505 1340 1439 1471 1480 STJB o 567 592 701 615 627 645 623 SYPB 1258 1219 1240 1214 1155 1226 1306 THUB 1104 1279 1405 1308 464 0 0 TLSB 601 567 572 595 576 609 686 TRIB o 517 525 514 432 534 428 534 YASB 509 559 533 554 554 496 567 YEMB 540 669 679 788 614 539 661 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 3839 763 1770 3227 AMUB 1165 318 656 1094 ARFB 1121 270 570 939 ASDB 864 280 541 853 BEMB 4817 1078 2071 4115 BETB 1043 380 700 843 CADB 1127 499 734 947 CHAB 1657 699 1189 1346 CICB 1245 434 875 932 CRPB 820 233 302 649 DIOB 898 453 704 860 DJIB 1102 308 747 932 EASB 1103 524 913 1102 FAIB 2739 571 1198 2504 FUTB 1090 268 528 954 GAVB 991 3 0 819 GREB 1327 323 718 1219 HBMB 1202 432 736 962 HEMB 929 205 409 931 JIUB 1370 520 1017 1086 KETB 1429 367 840 1169 KIUB 1462 599 1104 1219 KOLB 1337 475 1086 975 KRUB 467 360 378 436 LICB 1042 280 596 910 MAHB 1005 263 463 882 MALB 1058 274 685 899 MATB 1263 326 753 1224 METB 1928 359 787 1792 MIAB 1126 463 643 1030 MORB 1032 392 770 932 MSPB 1274 493 795 1166 NOWB 917 297 410 845 PATB 0 186 464 0 REUB 988 293 569 864 REZB 2273 375 659 1945 RIPB 2197 421 631 1736 SANB 1381 367 804 1100 SCRB 1137 462 685 945 SODB 1228 393 626 959 SPJB 3786 1126 1859 3570 STJB 1560 528 1049 1425 SYPB 3526 677 1528 3227 THUB 2036 667 1130 1977 TLSB 1701 316 1033 1333 TRIB 1165 511 933 1132 YASB 1324 559 913 1149 YEMB 2400 410 844 2045 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 9.9 13.8 9.6 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = 4.9 +- 1.4 mm TY = 0.9 +- 1.5 mm TZ = 13.7 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.3 +- 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 1.59 0.95 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr