****************************************************************************** dorisreport 10-Jan-2011 09:01:10 Message No 2335 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1611 = 10325 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1611 from 21-11-2010 to 27-11-2010 DORIS name (using day of start): 10325 Days of year: from 2010/325 to 2010/331 ============================================================== 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/ign10325wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10325wd09.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 #week 1599: goa-test.2010.05.25h Back to previous test version #week 1606: goa-6.0 Latest JPL official version 4) Global Statistics ==================== GPS week number 1611 from 21-11-2010 to 27-11-2010 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.30 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 21-11-2010 22282 72 22210 0.3 22-11-2010 19077 6 19071 0.0 23-11-2010 21847 14 21833 0.1 24-11-2010 22092 3 22089 0.0 25-11-2010 20039 18 20021 0.1 26-11-2010 21782 52 21730 0.2 27-11-2010 21656 54 21602 0.2 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 8168 5308 8109 8114 6342 7805 7874 SPOT4 5035 4930 4840 4891 4828 5065 4813 SPOT5 9007 8833 8884 9084 8851 8860 8915 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.471 0.447 0.450 0.442 0.456 0.465 0.474 SPOT4 0.430 0.432 0.446 0.443 0.441 0.439 0.428 SPOT5 0.435 0.413 0.406 0.400 0.402 0.421 0.418 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 427 222 229 495 427 419 428 AMVB 467 469 373 408 380 368 403 ARFB 315 207 367 294 383 333 319 ASEB 207 270 313 228 267 223 279 BADB 525 473 509 526 508 467 456 BEMB 1298 1415 1454 1351 1497 1371 1403 BETB 400 396 385 367 407 383 423 CADB 281 413 424 377 347 327 366 CHAB 591 599 604 558 597 517 583 CRQB 270 245 272 300 304 287 317 DIOB 291 311 258 240 255 284 257 DJIB 349 360 333 391 271 374 377 EASB 391 338 378 408 369 400 335 EVEB o 174 207 220 201 227 247 213 GAVB 111 129 212 224 240 231 222 GREB 436 506 467 463 472 466 484 HEMB 427 270 197 372 323 421 315 JIUB 344 418 354 333 227 0 0 KETB 440 334 500 451 371 440 430 KIUB 416 432 405 432 381 405 444 KOLB 420 526 469 380 484 373 504 KRBB 616 542 454 654 507 667 545 KRUB 284 279 289 316 294 311 219 LICB 260 355 227 333 337 292 340 MAHB 330 337 277 265 283 280 335 MALB 358 361 312 362 317 370 348 MANB o 440 347 300 366 410 402 336 MATB o 311 334 375 332 392 341 328 METB 572 567 466 539 507 491 549 MIAB 371 370 445 398 381 435 372 MSPB 494 430 384 503 497 516 402 NOWB 363 319 522 381 351 321 295 PAUB 437 478 410 410 455 434 446 PDMB o 391 320 430 342 324 356 327 REUB o 270 375 282 237 248 256 308 REZB 672 469 594 561 553 598 548 RILB 363 268 244 322 249 295 299 RIQB 520 634 702 476 625 509 634 ROUB 1092 978 896 1042 963 1084 951 SALB 411 277 346 368 287 415 294 SANB o 345 384 373 425 302 359 393 SPJB 1334 1273 1262 1311 1183 1197 1316 STJB o 616 473 530 541 494 611 508 SYPB 1112 1175 1109 1047 1134 1012 1088 THUB 1244 1345 1268 1277 1292 1248 1384 TLSB 591 607 585 598 600 563 562 YASB 453 497 500 445 423 493 463 YEMB 505 526 506 474 491 513 514 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 0 3183 AMVB 1253 621 1136 ARFB 973 557 964 ASEB 777 344 835 BADB 1706 563 1382 BEMB 4331 1995 3922 BETB 1169 858 980 CADB 996 757 954 CHAB 1621 1188 1402 CRQB 836 447 874 DIOB 801 416 804 DJIB 1022 724 966 EASB 1173 955 1043 EVEB 471 475 719 GAVB 938 0 551 GREB 1454 746 1232 HEMB 1081 497 909 JIUB 1034 546 879 KETB 1372 611 1110 KIUB 1190 918 1155 KOLB 1183 1086 1033 KRBB 1800 853 1607 KRUB 992 719 845 LICB 1022 594 900 MAHB 911 550 929 MALB 1041 710 884 MANB 1227 543 1005 MATB 1185 240 1109 METB 1868 281 1795 MIAB 1233 712 1011 MSPB 1381 856 1147 NOWB 1170 559 959 PAUB 1224 1014 1028 PDMB 1203 420 1088 REUB 892 312 950 REZB 2041 518 1823 RILB 1111 235 856 RIQB 1853 782 1641 ROUB 3298 985 2998 SALB 1135 716 935 SANB 1253 364 1106 SPJB 3981 1848 3338 STJB 1557 908 1445 SYPB 3581 1185 3186 THUB 3947 1759 3676 TLSB 1634 1308 1299 YASB 1278 1098 1069 YEMB 0 1179 2446 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 14.4 14.9 15.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.6 +- 1.7 mm TY = -5.8 +- 1.6 mm TZ = 11.9 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.7 +- 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 0.49 0.80 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr