****************************************************************************** dorisreport 15-Jul-2011 00:50:15 Message No 2579 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1639 = 11156 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1639 from 05-06-2011 to 11-06-2011 DORIS name (using day of start): 11156 Days of year: from 2011/156 to 2011/162 ============================================================== 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/ign11156wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign11156wd09.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., 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 #week 1487: goa-test-2011.03.17b Including Jason-2 and Cryosat-2 data deleting stations in the South Atlantic Anomaly (SAA) for SPOT-5 reprocessing done for weeks: 736-738 + 955-995 + 1124-1131 + 1487-1619 #week 1632: goa-test-2011.05.11b Minor change (deleting unecessary files) 4) Global Statistics ==================== GPS week number 1639 from 05-06-2011 to 11-06-2011 Total number of stations = 46 Total number of satellites = 5 Combinations (daily to weekly) CHI2 / DOF = 4.56 the following satellites were used in the combination 2011 156 cryosat2 envisat jason2 spot4 spot5 2011 157 cryosat2 envisat jason2 spot4 spot5 2011 158 cryosat2 envisat jason2 spot4 spot5 2011 159 cryosat2 envisat jason2 spot4 spot5 2011 160 cryosat2 envisat jason2 spot4 spot5 2011 161 cryosat2 envisat jason2 spot4 spot5 2011 162 cryosat2 envisat jason2 spot4 spot5 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 05-06-2011 45525 140 45385 0.3 06-06-2011 46219 57 46162 0.1 07-06-2011 46415 44 46371 0.1 08-06-2011 46111 75 46036 0.2 09-06-2011 47206 136 47070 0.3 10-06-2011 46698 146 46552 0.3 11-06-2011 47196 67 47129 0.1 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 ----------------------------------------------------------------- CRYOSAT2 8344 8524 8342 8822 8341 8820 8472 ENVISAT 7624 7799 8040 6610 7978 7791 7877 JASON2 16198 16437 16194 16974 17361 16467 17067 SPOT4 4882 5114 5100 4857 4624 4987 5117 SPOT5 8337 8288 8695 8773 8766 8487 8596 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 --------------------------------------------------------------- CRYOSAT2 0.485 0.441 0.439 0.455 0.492 0.452 0.442 ENVISAT 0.459 0.443 0.439 0.453 0.497 0.463 0.444 JASON2 0.412 0.389 0.400 0.407 0.419 0.406 0.408 SPOT4 0.481 0.441 0.440 0.441 0.477 0.469 0.444 SPOT5 0.429 0.402 0.407 0.418 0.423 0.422 0.425 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 --------------------------------------------------------------- ADGB 435 426 420 431 464 466 427 AMVB 423 441 383 359 358 414 403 ARFB 352 387 406 217 405 390 356 ASEB 281 275 273 354 274 343 266 BADB 535 481 415 402 220 292 477 BEMB 1428 1420 1518 1259 1407 1522 1453 BETB 298 414 423 337 428 310 326 CHAB 586 579 621 607 577 611 594 CIDB 308 380 381 362 356 349 370 COBB 756 810 764 774 779 785 806 CRQB 320 298 301 218 279 271 304 DIOB 319 298 266 299 252 243 249 DJIB 378 342 373 371 403 305 345 EVEB 197 214 223 194 211 205 224 GAVB 0 105 239 251 246 263 200 GR3B 0 0 0 0 0 0 0 GREB 426 417 473 414 423 459 439 HBMB 445 488 455 443 455 436 527 JIUB 299 428 407 373 226 343 405 KETB 413 359 419 353 471 392 408 KIUB 384 446 414 375 419 413 442 KOLB 378 479 527 417 461 401 406 KRBB 572 660 641 398 550 534 610 KRWB 423 274 400 377 406 427 405 LICB 303 248 288 342 267 291 289 MAHB 242 339 327 246 297 272 339 MALB 374 331 331 294 341 350 327 MATB o 0 0 0 188 343 346 324 METB 498 541 517 579 520 458 495 MIAB 363 371 411 334 423 424 370 MSPB 477 528 461 349 552 436 521 PAUB 405 472 458 427 437 412 434 PDMB 427 324 341 429 403 347 361 REUB 233 276 297 262 323 257 245 REZB 585 540 589 556 545 513 530 RIQB 521 539 667 495 614 633 547 ROVB 1074 1000 976 872 1013 970 973 SALB 468 415 313 458 345 421 457 SANB o 380 339 362 370 354 371 323 SPJB 1237 1279 1241 1178 1301 1304 1276 STJB 558 510 567 544 482 548 593 SYPB 1073 1089 1113 1037 1126 1102 1122 THUB 1252 1319 1353 1242 1209 1279 1325 TLSB 598 523 581 578 560 541 575 YASB 491 417 488 391 392 486 358 YEMB 469 483 489 496 491 453 468 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) ----------------------------------------------------------------- CRYOSAT2 ENVISAT JASON2 SPOT4 SPOT5 --------------------------------------------- ADGB 4770 0 5401 0 3182 AMVB 1738 1191 3771 655 1076 ARFB 1310 1047 3049 673 930 ASEB 1244 993 2368 403 902 BADB 1817 1324 3721 543 1165 BEMB 6535 4309 4283 2081 4075 BETB 1346 1145 2687 802 925 CHAB 2167 1706 5035 1231 1405 CIDB 1311 1133 2696 707 954 COBB 2794 2198 5685 1765 1701 CRQB 1926 839 4241 451 839 DIOB 1278 781 3036 459 782 DJIB 1416 1045 2725 746 918 EVEB 639 441 1529 432 716 GAVB 784 749 2821 0 683 GR3B 1594 4 3700 0 3 GREB 1775 1388 4286 686 1166 HBMB 1505 1258 3175 1121 998 JIUB 1382 1164 3048 725 1059 KETB 2187 1286 4615 493 1199 KIUB 1350 1195 2992 921 1136 KOLB 1645 1242 3401 984 1002 KRBB 2124 1875 3951 856 1639 KRWB 1415 1178 2951 941 969 LICB 1191 965 2522 504 854 MAHB 1140 916 2369 458 910 MALB 1312 933 2501 751 921 MATB 2060 1065 4477 199 1021 METB 2568 1818 4354 261 1793 MIAB 1695 1166 3561 698 1003 MSPB 1915 1364 4298 936 1203 PAUB 1447 1212 2862 1029 989 PDMB 1593 1296 3772 424 1090 REUB 1345 882 2867 331 848 REZB 3325 2022 3743 483 1757 RIQB 2752 1782 4970 779 1634 ROVB 4225 3185 5191 985 2935 SALB 1529 1244 2858 728 1054 SANB 1575 1229 3889 368 1064 SPJB 6381 3967 3978 1808 3322 STJB 1867 1612 3935 963 1426 SYPB 4392 3579 4641 1171 3214 THUB 6310 3892 4528 1757 3646 TLSB 1394 1520 3839 1304 1298 YASB 1698 1268 3283 791 1091 YEMB 3542 2 5364 1087 2406 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- CRYOS ENVISAT JA2 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 10.7 13.0 15.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -6.8 +- 1.6 mm TY = 7.2 +- 1.5 mm TZ = 6.5 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -3.0 +- 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 1.01 0.55 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr