****************************************************************************** dorisreport 21-Sep-2010 20:10:25 Message No 2196 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1598 = 10234 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1598 from 22-08-2010 to 28-08-2010 DORIS name (using day of start): 10234 Days of year: from 2010/234 to 2010/240 ============================================================== 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/ign10234wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10234wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign08wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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/ign08wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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., Boucher, C., Fagard, H., Goginddass, M.L. (2010), Contributions of the French Institut Geographique National (IGN) to the International DORIS Service, Adv. Space Res., 45(12), 1470-1480 DOI: 10.1016/j.asr.2009.09.019 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) #week 1579: goa-test.2010.04.28a Same executable without any DEV scripts #week 1580: goa-test.2010.05.25h Major change affecting solar array orientation for SPOT5 after Jan 2008 see details in Gobinddass et al., Adv. Space Res., 2009 #week 1597: goa-test.2010.09.20c More recent version, close to future 6.0 official version for tests 4) Global Statistics ==================== GPS week number 1598 from 22-08-2010 to 28-08-2010 Total number of stations = 47 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.92 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 22-08-2010 21326 109 21217 0.5 23-08-2010 20847 69 20778 0.3 24-08-2010 22059 12 22047 0.1 25-08-2010 22918 19 22899 0.1 26-08-2010 22259 8915 13344 40.1 27-08-2010 22436 21 22415 0.1 28-08-2010 22317 8 22309 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 7817 7025 7728 8350 8112 8368 8314 SPOT4 5038 5205 5491 5630 5232 5239 5185 SPOT5 8362 8548 8828 8919 0 8808 8810 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.462 0.466 0.445 0.459 0.466 0.480 0.447 SPOT4 0.455 0.442 0.428 0.429 0.424 0.438 0.433 SPOT5 0.425 0.419 0.409 0.418 0.000 0.423 0.403 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 887 894 852 903 880 888 897 ARFB 260 182 136 25 102 143 202 ASEB 274 297 287 290 282 349 334 BADB 511 548 449 525 555 505 507 BEMB 1420 1466 1454 1332 1426 1538 1421 BETB 329 387 405 330 331 424 333 CADB 381 372 391 445 418 434 327 CHAB 588 601 599 595 587 606 563 CRQB 285 275 277 236 351 282 345 DIOB 242 302 340 326 252 320 352 DJIB 405 394 365 367 364 370 374 EASB 419 404 380 379 378 372 439 EVEB o 212 180 194 199 206 212 213 GREB 394 470 349 477 401 482 473 HBMB 432 441 508 440 481 443 440 HEMB 369 296 417 416 339 184 319 JIUB 282 320 369 370 308 381 306 KETB 480 405 355 569 552 517 538 KIUB 385 357 406 390 427 390 379 KOLB 394 425 489 466 470 483 378 KRBB 644 618 527 633 558 486 624 KRUB 341 355 383 393 375 394 369 LICB 304 369 343 306 308 370 393 MAHB 258 254 319 247 323 321 205 MALB 361 380 327 335 363 322 383 MANB o 386 396 442 347 459 332 375 MATB o 328 306 400 390 322 419 356 METB 560 540 553 535 590 513 505 MIAB 437 355 377 411 415 438 430 MSPB 532 482 510 461 358 503 494 NOWB 440 354 386 392 332 551 374 PAUB 356 440 428 401 439 408 407 PDMB o 481 334 328 435 346 389 400 REUB o 280 312 228 327 370 315 297 REZB 650 530 472 670 538 552 610 RILB 330 316 314 350 362 268 329 RIQB 513 545 528 528 639 667 527 ROUB 1022 1063 904 1122 927 942 1099 SALB 503 382 390 424 332 366 360 SANB o 400 403 305 395 422 384 384 SPJB 1289 1217 1197 1343 1241 1198 1264 STJB o 580 468 461 570 508 489 540 SYPB 0 490 1106 1090 1148 1112 1088 THUB 1208 1280 1197 1197 1224 1276 1201 TLSB 580 600 563 596 559 588 589 YASB 503 463 437 515 454 490 521 YEMB 0 208 416 444 211 0 0 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 0 3076 3244 ARFB 992 578 951 ASEB 986 416 863 BADB 1743 777 1410 BEMB 4479 1959 4059 BETB 1137 782 894 CADB 1114 807 1007 CHAB 1742 1161 1393 CRQB 963 353 933 DIOB 894 391 1039 DJIB 1036 836 914 EASB 1179 933 1056 EVEB 437 417 701 GREB 1437 622 1192 HBMB 1277 1108 942 HEMB 1140 456 895 JIUB 1271 475 1025 KETB 1431 916 1242 KIUB 1177 906 1103 KOLB 1287 983 1042 KRBB 1840 907 1621 KRUB 1155 766 995 LICB 1063 618 908 MAHB 983 297 900 MALB 1034 760 908 MANB 1247 683 994 MATB 1291 229 1133 METB 1832 360 1870 MIAB 1251 727 1099 MSPB 1401 814 1229 NOWB 1246 656 1096 PAUB 1205 982 975 PDMB 1349 489 1112 REUB 903 533 858 REZB 2099 617 1723 RILB 1157 292 1004 RIQB 1798 652 1672 ROUB 3317 1158 2944 SALB 1216 747 1013 SANB 1311 371 1152 SPJB 3863 1849 3358 STJB 1554 898 1405 SYPB 3652 1049 3147 THUB 3869 1555 3556 TLSB 1649 1288 1338 YASB 1365 984 1174 YEMB 75 842 1793 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 13.1 13.8 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -1.1 +- 1.8 mm TY = -3.9 +- 1.6 mm TZ = -3.1 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -0.6 +- 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 0.53 0.83 ============================================================== Please do not reply directly to this message, but send comments 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