****************************************************************************** dorisreport 28-Apr-2010 13:22:46 Message No 2013 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Updated Report for week 1577 = 10087 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1577 from 28-03-2010 to 03-04-2010 DORIS name (using day of start): 10087 Days of year: from 2010/87 to 2010/93 ============================================================== 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/ign10087wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10087wd09.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 Changes in data processing: #week 1568: goa-test.2010.03.25b Use Bulletin-A as a priori instead of Bulletin-B #week 1574: goa-test.2010.03.31e Same executable but with /DEV scripts (all official version) 4) Global Statistics ==================== GPS week number 1577 from 28-03-2010 to 03-04-2010 Total number of stations = 46 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 1.79 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 28-03-2010 21837 9 21828 0.0 29-03-2010 21465 3 21462 0.0 30-03-2010 21933 45 21888 0.2 31-03-2010 23555 51 23504 0.2 01-04-2010 23830 60 23770 0.3 02-04-2010 23174 87 23087 0.4 03-04-2010 23599 6 23593 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 8991 8857 9138 9262 9154 9150 9301 SPOT4 3843 3558 3788 5378 5586 4822 5008 SPOT5 8994 9047 8962 8864 9030 9115 9284 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.448 0.457 0.455 0.460 0.464 0.478 0.437 SPOT4 0.404 0.405 0.424 0.430 0.416 0.425 0.436 SPOT5 0.411 0.415 0.418 0.414 0.432 0.430 0.402 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 1246 1264 1430 1386 1353 1433 1413 AMVB 400 392 435 396 394 456 427 ARFB 184 152 202 280 203 209 70 BADB 519 488 549 537 457 565 577 BEMB 1181 1163 1285 1446 1322 1338 1435 BETB 333 345 277 353 401 310 381 CADB 324 328 350 393 373 434 482 CHAB 549 566 521 568 583 571 597 CRQB 350 362 427 348 415 386 380 DIOB 378 283 281 268 288 306 323 DJIB 294 311 382 393 390 357 381 EVEB o 228 230 195 231 226 207 203 FAIB o 855 832 850 919 878 871 794 GAVB 240 217 222 223 204 224 224 GREB 388 454 426 485 497 476 426 HBMB 350 385 412 436 493 451 406 HEMB 331 393 349 415 454 321 314 JIUB 236 296 306 317 435 340 281 KETB 453 438 375 446 457 459 494 KIUB 315 413 412 381 430 462 389 KOLB 434 356 375 473 418 524 489 KRBB 577 558 437 665 681 512 487 KRUB 300 339 312 418 370 358 372 LICB 268 286 293 303 246 385 421 MAHB 286 238 200 264 317 311 317 MANB o 361 295 365 308 349 425 370 METB 621 500 598 546 540 554 496 MIAB 451 344 398 374 386 412 470 MSPB 0 0 330 451 539 405 443 NOWB 355 375 364 393 241 340 482 PAUB 390 286 373 451 402 449 411 PDMB o 363 394 348 367 434 334 390 REUB o 318 292 350 303 264 404 318 REZB 500 525 549 618 648 524 571 RILB 362 369 358 304 360 343 351 RIQB 643 578 648 517 511 607 630 ROUB 1021 1000 928 1083 1105 1097 968 SALB 404 383 268 379 429 344 374 SANB o 394 331 332 419 320 433 389 SPJB 1212 1249 1144 1166 1258 1211 1217 STJB o 444 503 475 497 605 454 512 SYPB 1276 1255 1241 1130 1130 1214 1206 THUB 1042 1061 1036 1122 1248 1084 1122 TLSB 451 500 425 577 589 608 585 YASB 509 435 376 461 488 426 401 YEMB 810 826 760 774 791 809 803 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 3779 2942 3190 AMVB 1337 599 1116 ARFB 1044 485 899 BADB 1729 736 1482 BEMB 4465 1217 3926 BETB 1171 546 959 CADB 1192 600 1076 CHAB 1736 1013 1401 CRQB 1291 419 1136 DIOB 906 564 807 DJIB 1082 661 955 EVEB 479 449 713 FAIB 2892 993 2572 GAVB 923 10 766 GREB 1480 593 1217 HBMB 1266 803 1060 HEMB 1226 648 964 JIUB 1126 379 979 KETB 1486 607 1241 KIUB 1292 758 1143 KOLB 1318 832 1092 KRBB 1901 665 1557 KRUB 1189 713 955 LICB 1093 491 898 MAHB 1114 310 953 MANB 1198 480 966 METB 1870 492 1791 MIAB 1315 616 1103 MSPB 949 496 836 NOWB 1281 401 1072 PAUB 1230 759 1015 PDMB 1237 416 1127 REUB 1060 411 1037 REZB 1961 587 1764 RILB 1168 554 915 RIQB 1926 691 1700 ROUB 3324 1164 2979 SALB 1186 746 938 SANB 1285 305 1165 SPJB 3742 1740 3306 STJB 1567 728 1343 SYPB 3903 1586 3251 THUB 3394 1139 3460 TLSB 1625 940 1319 YASB 1385 758 1136 YEMB 2589 1025 2265 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 13.8 17.8 19.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -11.9 +- 2.9 mm TY = 1.2 +- 2.5 mm TZ = 4.5 +- 2.0 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -2.9 +- 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) ------------------------------------------------------------------ 5 0.58 0.56 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