****************************************************************************** dorisreport 22-Jan-2008 03:05:12 Message No 1133 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1458 = 07350 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1458 from 16-12-2007 to 22-12-2007 DORIS name (using day of start): 07350 Days of year: from 2007/350 to 2007/356 ============================================================== 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/ign07350wd05.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign07350wd06.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 1458 from 16-12-2007 to 22-12-2007 Total number of stations = 48 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 1.89 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-12-2007 17164 7 17157 0.0 17-12-2007 18321 12 18309 0.1 18-12-2007 18923 6 18917 0.0 19-12-2007 19065 4 19061 0.0 20-12-2007 21618 2 21616 0.0 21-12-2007 21235 7 21228 0.0 22-12-2007 21206 1 21205 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 5065 6321 6577 6443 6423 6515 6483 SPOT2 0 0 0 358 3077 2896 2744 SPOT4 4810 4796 4982 4984 4822 4595 4799 SPOT5 7282 7192 7358 7276 7294 7222 7179 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.434 0.417 0.437 0.392 0.412 0.416 0.382 SPOT2 0.000 0.000 0.000 0.471 0.467 0.430 0.394 SPOT4 0.447 0.435 0.416 0.425 0.423 0.435 0.430 SPOT5 0.384 0.384 0.389 0.363 0.380 0.375 0.366 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 1145 1184 1237 1262 1497 1511 1558 AMUB 342 441 406 366 492 477 471 ARFB 270 392 330 360 374 419 360 ASDB o 281 295 306 324 308 338 327 BEMB 1251 1438 1439 1392 1433 1449 1404 CADB 300 372 401 372 369 417 407 CHAB 574 583 623 616 663 668 598 CICB 290 410 430 366 406 410 467 CRPB 154 232 233 231 296 260 220 DIOB 328 322 345 334 387 446 414 DJIB 382 384 394 364 442 440 421 EASB 376 368 322 379 461 416 429 FAIB o 885 983 991 1063 1162 980 1074 FUTB 351 380 309 285 339 371 373 GREB 356 447 478 438 461 475 487 HBMB 378 431 345 397 533 482 458 HEMB 364 277 238 357 407 300 336 JIUB 411 533 433 377 483 534 544 KETB 405 466 435 503 550 505 503 KIUB 468 545 520 481 540 572 581 KOLB 372 471 535 431 582 520 496 KRUB 259 260 258 329 360 353 422 LICB 349 352 336 341 360 244 385 MAHB 186 350 367 272 349 153 144 MALB 113 0 0 0 0 0 0 MATB o 407 390 479 483 399 440 439 METB 641 663 619 634 720 753 683 MIAB 263 331 417 419 388 411 365 MORB 372 395 341 358 463 387 375 MSPB 414 395 462 436 540 542 402 NOWB 255 230 335 199 262 349 389 PATB 319 349 378 367 460 469 415 REUB 262 356 371 292 261 339 361 REZB 873 757 782 805 863 833 773 RIKB 383 359 343 390 438 340 461 RIPB 459 620 631 562 645 700 631 ROUB 870 981 931 1030 1270 1179 1354 SALB 0 0 0 221 0 0 0 SANB 315 441 515 463 457 402 483 SCRB 282 403 379 393 550 455 463 SODB o 295 380 418 326 340 387 385 SPJB 1511 1497 1540 1537 1692 1684 1673 STJB o 624 552 538 641 668 649 625 SYPB 1036 1126 1169 1190 1371 1476 1252 TLSB 455 408 510 554 592 616 640 TRIB o 424 343 461 487 473 453 573 YASB 387 402 482 473 567 577 470 YEMB 645 524 658 842 1056 1060 1009 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 3821 1123 1705 3163 AMUB 1160 207 626 1142 ARFB 1026 110 562 894 ASDB 896 133 555 808 BEMB 4221 325 1733 3970 CADB 996 149 709 978 CHAB 1617 301 1215 1366 CICB 1118 99 756 1004 CRPB 805 36 238 717 DIOB 901 227 737 836 DJIB 1053 219 792 975 EASB 1100 175 917 1024 FAIB 3096 382 1153 2890 FUTB 1102 138 568 990 GREB 1320 147 586 1202 HBMB 1138 310 699 1048 HEMB 1027 90 447 851 JIUB 1292 130 944 1167 KETB 1394 176 844 1128 KIUB 1441 173 1197 1286 KOLB 1290 302 983 1057 KRUB 987 184 653 839 LICB 1021 136 585 880 MAHB 805 50 436 784 MALB 171 123 172 200 MATB 1278 35 776 1186 METB 2124 255 806 1822 MIAB 1031 78 646 1014 MORB 1112 177 731 922 MSPB 1309 137 779 1143 NOWB 917 132 364 710 PATB 1206 268 570 1034 REUB 861 109 592 953 REZB 2757 81 831 2461 RIKB 1187 158 666 960 RIPB 1812 405 606 1644 ROUB 3149 339 1378 2998 SALB 433 0 249 292 SANB 1211 139 713 1165 SCRB 1090 288 701 977 SODB 1106 120 505 1036 SPJB 4722 630 2250 3894 STJB 1690 293 984 1491 SYPB 3433 806 1574 3146 TLSB 1560 326 736 1336 TRIB 1250 241 919 1021 YASB 1357 318 837 1064 YEMB 2713 427 1011 2306 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 11.9 13.7 10.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign07d02 TX = -1.0 +- 1.7 mm TY = 0.0 +- 2.0 mm TZ = -33.5 +- 1.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign07d02 S = -1.2 +- 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 0.86 0.43 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr