****************************************************************************** dorisreport 28-Apr-2010 13:10:41 Message No 2012 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Updated Report for week 1576 = 10080 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1576 from 21-03-2010 to 27-03-2010 DORIS name (using day of start): 10080 Days of year: from 2010/80 to 2010/86 ============================================================== 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/ign10080wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10080wd09.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 1576 from 21-03-2010 to 27-03-2010 Total number of stations = 45 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.53 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 21-03-2010 21592 8 21584 0.0 22-03-2010 21767 22 21745 0.1 23-03-2010 20623 54 20569 0.3 24-03-2010 21399 76 21323 0.4 25-03-2010 21385 4 21381 0.0 26-03-2010 21689 2 21687 0.0 27-03-2010 19613 6 19607 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 8890 8839 8345 8959 8774 8868 9042 SPOT4 3957 3997 3552 3465 3818 3948 4082 SPOT5 8737 8909 8672 8899 8789 8871 6483 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.439 0.466 0.465 0.462 0.454 0.443 0.436 SPOT4 0.396 0.422 0.404 0.390 0.419 0.422 0.414 SPOT5 0.403 0.424 0.424 0.427 0.415 0.404 0.415 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 1369 1293 1321 1306 1334 1312 1391 AMVB 390 477 407 406 438 378 400 ARFB 154 248 213 234 272 276 111 BADB 550 535 516 554 547 578 514 BEMB 1318 1226 1181 1246 1238 1260 1251 BETB 247 282 290 379 339 273 341 CADB 351 378 327 418 311 366 451 CHAB 564 499 526 535 511 564 498 CRQB 320 347 340 408 360 354 352 DIOB 259 308 260 254 324 208 280 DJIB 352 340 302 318 336 373 372 EVEB o 230 188 217 167 195 226 211 FAIB o 757 800 829 830 869 804 768 GAVB 214 220 246 269 258 167 221 GREB 408 405 346 469 408 409 423 HBMB 484 393 407 322 345 446 418 HEMB 344 336 342 360 402 403 280 JIUB 252 297 289 278 213 276 358 KETB 440 362 407 349 386 420 437 KIUB 338 354 347 412 372 326 319 KOLB 535 448 411 427 360 451 539 KRBB 486 634 634 485 491 501 617 KRUB 256 311 297 341 376 354 262 LICB 331 264 276 290 225 320 314 MAHB 281 237 252 321 210 252 287 MANB o 359 296 224 338 370 360 399 METB 585 578 650 588 541 584 561 MIAB 344 422 0 0 146 325 397 NOWB 416 410 279 449 364 303 320 PAUB 345 366 381 293 327 332 409 PDMB o 304 384 372 364 380 287 401 REUB o 316 308 304 316 303 354 362 REZB 591 677 462 502 656 657 654 RILB 360 345 279 310 359 406 342 RIQB 538 605 598 565 589 505 621 ROUB 981 918 1041 1047 995 1006 931 SALB 307 394 327 318 377 395 256 SANB o 386 424 373 419 369 378 369 SPJB 1154 1199 1241 1199 1169 1186 1182 STJB o 451 536 394 448 466 497 472 SYPB 1283 1277 1279 1324 1208 1224 1289 THUB 1026 1080 1104 1047 1009 1064 1051 TLSB 508 531 468 450 470 538 552 YASB 411 303 247 425 459 384 436 YEMB 824 717 747 743 759 837 832 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 3867 2915 3170 AMVB 1330 612 1120 ARFB 1060 337 890 BADB 1776 793 1462 BEMB 4532 633 3998 BETB 1187 374 947 CADB 1135 661 967 CHAB 1718 868 1376 CRQB 1201 309 1159 DIOB 841 411 772 DJIB 1098 616 963 EVEB 491 374 710 FAIB 2907 626 2549 GAVB 902 93 776 GREB 1418 381 1208 HBMB 1257 632 1111 HEMB 1194 387 1059 JIUB 1100 121 1022 KETB 1422 293 1259 KIUB 1247 428 1151 KOLB 1334 1094 1029 KRBB 1877 533 1655 KRUB 1132 481 918 LICB 1038 493 840 MAHB 1100 112 963 MANB 1176 656 936 METB 1859 671 1794 MIAB 1168 592 892 NOWB 1315 605 953 PAUB 1202 456 1022 PDMB 1150 383 1119 REUB 1110 429 958 REZB 2102 623 1820 RILB 1077 508 1024 RIQB 1956 694 1605 ROUB 3347 888 2992 SALB 1107 577 1020 SANB 1294 504 1091 SPJB 3785 1543 3320 STJB 1547 457 1413 SYPB 3915 2030 3251 THUB 3343 860 3513 TLSB 1681 731 1288 YASB 1229 681 963 YEMB 2461 1212 2237 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 11.1 11.5 10.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.2 +- 1.8 mm TY = 5.8 +- 1.8 mm TZ = 45.1 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.8 +- 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 0.59 0.57 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr