****************************************************************************** dorisreport 22-Feb-2011 16:07:18 Message No 2397 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1619 = 11016 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1619 from 16-01-2011 to 22-01-2011 DORIS name (using day of start): 11016 Days of year: from 2011/16 to 2011/22 ============================================================== 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/ign11016wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign11016wd09.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 4) Global Statistics ==================== GPS week number 1619 from 16-01-2011 to 22-01-2011 Total number of stations = 47 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.48 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-01-2011 21374 20 21354 0.1 17-01-2011 21957 80 21877 0.4 18-01-2011 22019 88 21931 0.4 19-01-2011 22092 14 22078 0.1 20-01-2011 21868 4 21864 0.0 21-01-2011 22022 2 22020 0.0 22-01-2011 22289 72 22217 0.3 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 8078 8204 8198 8284 8347 8376 8260 SPOT4 4925 5178 5060 5004 4973 5096 5260 SPOT5 8351 8495 8673 8790 8544 8548 8697 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.457 0.457 0.462 0.431 0.442 0.455 0.466 SPOT4 0.429 0.424 0.411 0.426 0.432 0.436 0.429 SPOT5 0.414 0.430 0.423 0.407 0.393 0.404 0.426 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 51 0 0 0 0 0 0 AMVB 378 368 386 355 419 423 384 ARFB 408 348 315 293 246 354 406 ASEB 287 243 283 358 246 280 332 BADB 517 444 466 481 521 552 471 BEMB 1529 1345 1406 1471 1402 1444 1465 BETB 374 375 421 391 397 412 398 CADB 356 333 350 440 333 358 329 CHAB 601 582 581 614 569 565 588 CIDB 342 344 453 404 302 383 365 COBB 748 761 867 774 744 783 765 CRQB 336 314 264 318 343 298 248 DIOB 284 308 280 247 291 275 292 DJIB 353 377 385 375 384 397 347 EVEB o 214 240 214 240 187 194 227 GAVB 0 114 246 272 247 251 244 GREB 488 467 494 465 448 456 459 HBMB 489 487 471 398 461 480 427 HEMB 324 454 271 279 376 276 438 JIUB 460 450 448 367 346 333 381 KETB 414 453 380 488 429 338 415 KIUB 447 441 486 435 420 439 451 KOLB 494 412 512 487 382 474 467 KRBB 568 665 593 499 646 596 591 KRUB 269 320 299 348 272 325 331 LICB 356 296 364 360 344 375 291 MAHB 281 269 287 304 299 272 312 MALB 339 377 344 351 339 371 300 METB 498 542 529 567 538 514 527 MIAB 403 428 379 427 422 395 438 MSPB 495 495 438 364 526 505 512 PAUB 432 423 481 420 427 464 453 PDMB o 331 437 318 365 445 332 380 REUB o 254 243 336 323 223 306 252 REZB 537 646 501 470 585 524 631 RILB 284 303 280 269 325 305 327 RIQB 646 530 670 592 483 535 586 ROUB 967 1090 933 966 1072 1075 1013 SALB 323 411 280 353 430 341 461 SANB o 328 337 308 489 368 391 368 SPJB 1272 1222 1265 1210 1357 1238 1246 STJB o 510 612 507 533 541 471 543 SYPB 1124 1077 1082 1075 1037 1108 1073 THUB 1284 1343 1316 1336 1228 1232 1254 TLSB 0 295 567 574 604 605 573 YASB 448 463 406 460 485 430 478 YEMB 480 482 506 488 435 485 484 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 2245 AMVB 1208 554 1090 ARFB 1076 525 944 ASEB 999 373 819 BADB 1733 569 1374 BEMB 4434 2058 4026 BETB 1175 849 950 CADB 1105 733 919 CHAB 1721 1178 1374 CIDB 1183 670 965 COBB 2206 1654 1784 CRQB 847 533 911 DIOB 845 403 832 DJIB 1050 775 937 EVEB 480 442 732 GAVB 875 0 743 GREB 1459 712 1225 HBMB 1253 1121 991 HEMB 1038 525 1003 JIUB 1225 745 1089 KETB 1348 581 1186 KIUB 1311 897 1158 KOLB 1294 1078 992 KRBB 1813 905 1689 KRUB 1099 737 896 LICB 1096 565 901 MAHB 998 489 918 MALB 1022 734 924 METB 1884 303 1784 MIAB 1308 740 1005 MSPB 1414 915 1198 PAUB 1222 1048 977 PDMB 1224 405 1130 REUB 920 303 886 REZB 2048 540 1704 RILB 1140 224 955 RIQB 1943 628 1632 ROUB 3293 1068 2995 SALB 1161 721 1052 SANB 1276 470 1014 SPJB 4074 1734 3308 STJB 1549 899 1434 SYPB 3654 1030 3186 THUB 3974 1759 3648 TLSB 1533 1221 1211 YASB 1354 897 1104 YEMB 10 1096 2382 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 13.4 17.1 12.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.1 +- 2.9 mm TY = -25.2 +- 3.1 mm TZ = 50.9 +- 2.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.0 +- 0.4 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 0.65 0.91 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