****************************************************************************** dorisreport 20-Oct-2009 13:09:03 Message No 1808 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1547 = 09242 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1547 from 30-08-2009 to 05-09-2009 DORIS name (using day of start): 09242 Days of year: from 2009/242 to 2009/248 ============================================================== 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/ign09242wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09242wd09.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 1547 from 30-08-2009 to 05-09-2009 Total number of stations = 50 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 2.95 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 30-08-2009 24026 40 23986 0.2 31-08-2009 23947 29 23918 0.1 01-09-2009 24134 68 24066 0.3 02-09-2009 24665 6 24659 0.0 03-09-2009 24504 5 24499 0.0 04-09-2009 24073 22 24051 0.1 05-09-2009 24081 2 24079 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 9401 9329 9311 9487 9430 9353 9520 SPOT4 5369 5204 5456 5608 5636 5611 5239 SPOT5 9216 9385 9299 9564 9433 9087 9320 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.481 0.495 0.503 0.443 0.441 0.445 0.438 SPOT4 0.426 0.434 0.443 0.431 0.437 0.439 0.440 SPOT5 0.447 0.458 0.447 0.409 0.407 0.416 0.406 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 1410 1340 1412 1394 1401 1451 1422 AMVB 410 417 442 389 392 438 363 ARFB 313 366 309 309 362 292 295 BADB 0 0 0 0 0 154 0 BEMB 1419 1370 1394 1376 1413 1470 1463 BETB 328 348 412 393 363 386 336 CADB 354 368 418 469 378 388 371 CHAB 573 582 579 633 601 575 599 CIDB 359 357 381 390 367 411 411 CRQB 291 260 325 342 336 266 289 DIOB 319 345 330 389 317 284 367 DJIB 377 399 397 351 357 320 364 EASB 359 423 325 333 419 391 395 EVEB o 264 218 179 240 232 235 221 FAIB o 855 842 828 880 813 838 814 GAVB 202 202 238 244 233 205 208 GREB 375 427 450 463 484 486 448 HBMB 322 402 400 328 390 322 404 HEMB 451 419 274 402 456 399 304 JIUB 283 390 451 373 391 451 442 KETB 483 451 372 431 426 363 475 KIUB 428 499 489 444 480 414 469 KOLB 410 379 489 525 416 455 424 KRUB 373 356 370 412 365 349 366 LICB 367 307 415 401 329 384 446 MAHB 265 279 367 333 298 277 320 MANB o 398 395 403 376 322 306 295 METB 542 523 528 506 598 562 490 MIAB 415 359 326 438 401 294 375 MOOB 486 523 454 426 418 440 456 MSPB 451 404 446 482 504 497 416 NOWB 386 268 249 449 305 262 355 PATB 399 416 394 347 373 427 401 PDMB o 417 420 383 375 453 382 410 REUB o 287 345 364 337 264 334 294 REZB 580 600 533 507 583 529 613 RILB 370 350 333 372 424 345 308 RIQB 606 571 565 662 542 597 663 ROUB 959 977 996 964 1115 986 915 SALB 544 438 344 381 438 431 411 SANB 371 283 464 387 330 347 335 SODB o 306 324 411 413 347 381 365 SPJB 1219 1311 1244 1150 1165 1207 1224 STJB o 519 598 528 536 506 504 566 SYPB 1103 1104 1050 1074 1127 1095 1093 THUB 1087 1153 1174 1154 1238 1169 1181 TLSB 499 519 458 514 555 496 480 TRIB o 364 232 251 373 306 278 335 YASB 437 352 370 507 532 433 355 YEMB 724 797 812 755 764 761 774 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 SPOT4 SPOT5 ----------------------------- ADFB 3831 3110 3186 AMVB 1261 628 1097 ARFB 1140 613 947 BADB 0 477 0 BEMB 4372 2018 3903 BETB 1221 657 967 CADB 1157 794 989 CHAB 1720 1201 1382 CIDB 1221 774 965 CRQB 983 421 863 DIOB 889 773 833 DJIB 1085 716 919 EASB 1144 968 1104 EVEB 533 450 779 FAIB 2805 1119 2547 GAVB 949 0 745 GREB 1394 716 1213 HBMB 1114 587 1047 HEMB 1231 564 1065 JIUB 1284 699 1155 KETB 1378 638 1159 KIUB 1426 992 1204 KOLB 1320 980 994 KRUB 1246 703 943 LICB 1177 675 935 MAHB 1023 445 910 MANB 1223 480 977 METB 1903 394 1777 MIAB 1220 628 985 MOOB 1319 828 1190 MSPB 1368 771 1217 NOWB 1291 309 894 PATB 1240 710 985 PDMB 1236 639 1158 REUB 970 533 909 REZB 1927 533 1848 RILB 1170 542 969 RIQB 1928 845 1620 ROUB 3304 882 2953 SALB 1218 865 1038 SANB 1303 272 1072 SODB 1210 595 1006 SPJB 3809 1721 3298 STJB 1585 995 1407 SYPB 3630 1133 3166 THUB 3288 1691 3473 TLSB 1624 754 1312 TRIB 1299 0 1071 YASB 1393 639 1065 YEMB 2563 923 2239 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT 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 12.2 13.9 13.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -4.5 +- 1.3 mm TY = -1.0 +- 1.2 mm TZ = 31.5 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.4 +- 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 0.66 0.72 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