****************************************************************************** dorisreport 20-Oct-2009 13:30:45 Message No 1810 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1549 = 09256 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1549 from 13-09-2009 to 19-09-2009 DORIS name (using day of start): 09256 Days of year: from 2009/256 to 2009/262 ============================================================== 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/ign09256wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09256wd09.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 1549 from 13-09-2009 to 19-09-2009 Total number of stations = 50 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.44 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 13-09-2009 24246 11 24235 0.0 14-09-2009 23936 20 23916 0.1 15-09-2009 22959 18 22941 0.1 16-09-2009 23009 51 22958 0.2 17-09-2009 24034 67 23967 0.3 18-09-2009 24272 11 24261 0.0 19-09-2009 23799 9 23790 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 9219 9314 8585 8827 9172 9259 9023 SPOT4 5614 5484 5309 5178 5550 5526 5579 SPOT5 9402 9118 9047 8953 9245 9476 9188 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.448 0.443 0.497 0.489 0.470 0.464 0.429 SPOT4 0.432 0.436 0.438 0.437 0.429 0.438 0.435 SPOT5 0.414 0.418 0.450 0.456 0.440 0.428 0.414 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 1429 1495 1299 1352 1447 1418 1400 AMVB 402 400 452 425 423 365 375 ARFB 287 252 209 304 368 396 221 BADB 631 318 0 0 229 697 285 BEMB 1471 1319 1410 1324 1423 1477 1424 BETB 395 403 337 319 314 373 367 CADB 373 414 386 376 453 445 361 CHAB 609 561 514 589 577 589 580 CIDB 375 438 368 329 402 359 369 CRQB 328 354 307 299 364 335 295 DIOB 313 341 387 324 353 294 313 DJIB 364 320 355 403 396 322 367 EASB 405 372 434 400 306 350 391 EVEB o 176 237 230 188 193 197 226 FAIB o 837 893 820 915 854 847 887 GAVB 225 225 222 193 240 241 232 GREB 425 470 444 357 413 455 488 HBMB 381 365 371 438 427 332 381 HEMB 372 356 364 370 341 363 400 JIUB 397 416 395 373 408 310 401 KETB 374 400 427 460 382 439 413 KIUB 450 429 416 463 470 446 450 KOLB 466 486 407 419 525 481 416 KRUB 377 388 410 329 381 433 383 LICB 401 419 310 373 401 363 344 MAHB 294 247 239 249 278 285 282 MALB 0 0 0 43 331 325 376 MANB o 431 345 320 393 428 442 304 METB 593 537 585 578 552 576 550 MIAB 375 406 382 328 389 443 389 MOOB 445 389 474 539 456 385 435 MSPB 482 502 422 385 461 484 525 NOWB 295 399 303 319 382 378 275 PATB 385 416 397 384 377 324 376 PDMB o 402 370 412 390 372 411 471 REUB o 263 314 295 365 343 252 273 REZB 575 540 579 576 548 562 618 RILB 367 398 318 335 361 326 450 RIQB 605 499 524 516 588 589 602 ROUB 1042 1184 1013 993 1044 1009 1018 SALB 361 290 509 274 0 0 0 SANB 380 426 455 378 457 432 304 SODB o 414 401 322 340 448 340 331 SPJB 1194 1227 1138 1327 1199 1153 1210 STJB o 503 441 570 566 448 480 567 SYPB 1118 1147 1055 1078 1066 1074 1097 THUB 1239 1078 1142 1159 1195 1198 1196 TLSB 515 593 418 533 540 499 524 TRIB o 283 304 320 275 287 383 318 YASB 497 472 427 364 380 544 515 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 3783 3084 3247 AMVB 1306 576 1099 ARFB 1091 534 941 BADB 1778 1061 1396 BEMB 4403 1830 4053 BETB 1197 662 943 CADB 1139 796 988 CHAB 1643 1190 1373 CIDB 1217 686 951 CRQB 990 472 987 DIOB 827 741 922 DJIB 1100 753 906 EASB 1181 863 1087 EVEB 496 458 719 FAIB 2802 1112 2554 GAVB 901 0 809 GREB 1399 695 1233 HBMB 1146 776 929 HEMB 1193 495 1020 JIUB 1291 720 1053 KETB 1272 600 1177 KIUB 1382 944 1174 KOLB 1281 1094 1036 KRUB 1228 708 989 LICB 1062 780 963 MAHB 1027 436 900 MALB 620 450 543 MANB 1242 563 984 METB 1912 575 1769 MIAB 1168 662 1027 MOOB 1371 787 1113 MSPB 1397 815 1218 NOWB 1215 321 1064 PATB 1220 664 978 PDMB 1194 680 1137 REUB 976 405 869 REZB 1981 686 1797 RILB 1110 650 948 RIQB 1918 520 1669 ROUB 3241 1379 2911 SALB 1069 663 912 SANB 1301 557 1119 SODB 1233 703 943 SPJB 3841 1540 3347 STJB 1563 869 1383 SYPB 3574 1152 3194 THUB 3399 1678 3431 TLSB 1647 776 1345 TRIB 1180 85 1183 YASB 1263 896 1180 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 11.8 14.7 11.1 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -7.1 +- 1.4 mm TY = -4.6 +- 1.2 mm TZ = 49.1 +- 1.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.5 +- 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 0.69 1.04 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr