****************************************************************************** dorisreport 28-Apr-2010 15:40:13 Message No 2014 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1578 = 10094 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1578 from 04-04-2010 to 10-04-2010 DORIS name (using day of start): 10094 Days of year: from 2010/94 to 2010/100 ============================================================== 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/ign10094wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10094wd09.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., 44(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) 4) Global Statistics ==================== GPS week number 1578 from 04-04-2010 to 10-04-2010 Total number of stations = 46 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.18 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 04-04-2010 22959 3 22956 0.0 05-04-2010 23082 2 23080 0.0 06-04-2010 23461 3 23458 0.0 07-04-2010 23439 10 23429 0.0 08-04-2010 23545 56 23489 0.2 09-04-2010 23581 111 23470 0.5 10-04-2010 23298 14 23284 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 --------------------------------------------------------------- ENVISAT 8950 8908 9154 9100 9126 8996 9075 SPOT4 5086 5319 5368 5351 5082 5255 5306 SPOT5 8920 8853 8936 8978 9281 9219 8903 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.448 0.453 0.434 0.463 0.453 0.461 0.480 SPOT4 0.423 0.451 0.433 0.418 0.411 0.436 0.432 SPOT5 0.406 0.412 0.413 0.426 0.408 0.425 0.423 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 1405 1358 1400 1393 1381 1469 1361 AMVB 449 421 388 414 383 455 413 ARFB 167 276 216 181 219 123 210 BADB 544 524 446 506 502 530 553 BEMB 1391 1467 1418 1359 1440 1484 1393 BETB 315 338 377 298 385 331 321 CADB 360 353 427 388 419 427 320 CHAB 577 569 606 586 593 575 543 CRQB 400 444 393 365 433 403 381 DIOB 316 262 289 307 260 335 318 DJIB 383 349 333 398 383 394 376 EVEB o 203 217 253 227 216 217 198 FAIB o 849 900 862 874 869 865 880 GAVB 236 202 213 244 213 251 241 GREB 468 486 466 494 459 456 459 HBMB 425 463 497 428 442 452 439 HEMB 325 429 391 386 354 298 440 JIUB 325 387 365 350 328 266 255 KETB 472 415 441 465 532 413 428 KIUB 0 82 307 418 444 377 348 KOLB 359 472 503 469 473 465 421 KRBB 594 584 622 592 549 569 606 KRUB 371 339 311 235 359 326 403 LICB 336 373 376 401 337 234 305 MAHB 131 322 312 314 351 268 226 MANB o 323 360 410 310 294 386 353 METB 496 532 561 507 563 543 518 MIAB 420 321 446 406 368 455 413 MSPB 506 472 512 425 362 542 461 NOWB 359 303 305 285 374 467 382 PAUB 276 435 357 393 398 441 414 PDMB o 402 336 379 427 342 384 423 REUB o 278 282 265 329 369 300 292 REZB 615 556 583 574 545 578 603 RILB 385 332 126 337 388 325 311 RIQB 462 628 560 623 568 506 524 ROUB 1055 960 1048 948 977 1065 1087 SALB 495 372 366 443 370 402 418 SANB o 471 316 371 381 470 488 399 SPJB 1268 1211 1191 1268 1220 1202 1188 STJB o 601 496 536 567 507 503 555 SYPB 1128 1125 1234 1171 1130 1184 1124 THUB 1220 1209 1159 1218 1244 1127 1150 TLSB 544 585 574 570 599 589 598 YASB 479 436 482 487 401 501 505 YEMB 762 764 789 772 815 709 730 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 3772 3043 3253 AMVB 1387 588 1097 ARFB 1107 422 955 BADB 1785 577 1479 BEMB 4341 2007 4057 BETB 1090 672 901 CADB 1096 774 977 CHAB 1704 1148 1360 CRQB 1236 625 1154 DIOB 887 443 896 DJIB 1096 814 959 EVEB 472 468 706 FAIB 2818 1147 2541 GAVB 933 0 793 GREB 1483 710 1243 HBMB 1199 1128 1023 HEMB 1247 550 1042 JIUB 1012 637 902 KETB 1462 575 1294 KIUB 827 601 839 KOLB 1286 1030 1002 KRBB 1851 956 1566 KRUB 1153 731 985 LICB 1099 589 892 MAHB 997 529 864 MANB 1227 463 975 METB 1857 292 1800 MIAB 1298 683 1058 MSPB 1431 792 1213 NOWB 1246 313 1068 PAUB 1232 1020 920 PDMB 1346 406 1093 REUB 1051 323 929 REZB 2106 532 1744 RILB 1140 409 871 RIQB 1867 507 1673 ROUB 3342 1107 2963 SALB 1224 842 1010 SANB 1359 599 1094 SPJB 3785 1780 3296 STJB 1594 951 1391 SYPB 3911 1153 3301 THUB 3358 1824 3435 TLSB 1602 1312 1303 YASB 1407 852 1183 YEMB 2488 960 2137 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 9.0 10.8 10.1 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.3 +- 1.8 mm TY = -8.5 +- 1.5 mm TZ = 12.2 +- 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 0.71 0.92 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