****************************************************************************** dorisreport 26-May-2009 05:59:56 Message No 1647 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1529 = 09116 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1529 from 26-04-2009 to 02-05-2009 DORIS name (using day of start): 09116 Days of year: from 2009/116 to 2009/122 ============================================================== Author: Pascal Willis 1) Contacts =========== Email pascal.willis@ign.fr Phone +33-1-5727-8481 FAX +33-1-5727-8482 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/ign09116wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign09116wd09.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., C. Boucher, H. Fagard, Z. Altamimi (2005), Applications geodesiques du systeme DORIS a l'Institut Geographique National, Geodetic applications of the DORIS system at the French Institut Geographique National, C.R. Geoscience, 337(7), 653-662, DOI: 10.1016/j.crte.2005.03.002 4) Global Statistics ==================== GPS week number 1529 from 26-04-2009 to 02-05-2009 Total number of stations = 46 Total number of satellites = 4 Combinations (daily to weekly) CHI2 / DOF = 3.02 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 26-04-2009 21166 6 21160 0.0 27-04-2009 23836 7 23829 0.0 28-04-2009 19725 9 19716 0.0 29-04-2009 17284 4 17280 0.0 30-04-2009 19759 59 19700 0.3 01-05-2009 19894 11 19883 0.1 02-05-2009 19127 10 19117 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 8384 8711 4457 1999 5029 4928 4727 SPOT2 1798 1995 1961 1856 1647 1966 1743 SPOT4 5112 4848 4839 4905 4989 5004 4849 SPOT5 5866 8275 8459 8520 8035 7985 7798 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.440 0.445 0.455 0.391 0.404 0.449 0.403 SPOT2 0.453 0.443 0.445 0.418 0.452 0.461 0.455 SPOT4 0.428 0.439 0.447 0.445 0.417 0.418 0.428 SPOT5 0.412 0.412 0.417 0.403 0.403 0.409 0.392 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 1639 1690 1144 1232 1344 1407 1381 AMVB 385 438 285 447 453 351 440 ARFB 388 358 375 125 278 374 282 ASDB o 10 0 63 19 0 0 0 BEMB 1518 1529 1375 845 1113 1157 1052 BETB 379 396 289 287 346 269 279 CADB 471 463 541 312 416 424 311 CHAB 601 635 554 394 533 545 457 CIDB 428 434 345 270 383 278 289 CRQB 394 343 255 320 327 310 226 DIOB 332 377 338 220 236 408 260 DJIB 370 412 307 341 358 424 382 EASB 454 392 378 271 356 268 332 EVEB o 240 277 148 0 0 0 0 FAIB o 881 932 743 584 677 711 713 GR3B 0 13 0 0 0 0 0 HBMB 400 431 386 412 325 391 356 HEMB 372 399 270 298 203 307 322 JIUB 430 479 409 342 397 324 288 KETB 506 451 484 274 413 398 471 KIUB 506 454 384 386 416 430 407 KOLB 465 609 394 355 488 459 439 KRUB 432 391 408 233 0 0 0 LICB 0 0 0 0 88 233 291 MALB 166 0 0 0 0 0 0 MANB o 416 433 271 254 385 417 366 METB 618 527 403 471 584 643 522 MIAB 389 351 376 286 315 462 333 MOOB 480 469 400 444 459 437 386 NOWB 255 330 181 240 325 280 229 PATB 411 468 346 334 343 372 355 REUB o 311 330 244 253 470 351 308 REZB 617 644 519 448 545 421 726 RILB 355 331 258 274 263 364 404 RIQB 614 769 680 242 509 479 504 ROUB 1108 910 780 717 818 809 870 SANB 411 410 245 317 444 325 237 SCRB 366 455 262 345 347 269 386 SODB o 345 351 278 273 347 268 222 SPJB 1346 1350 1065 1080 1049 1017 1166 STJB o 627 608 611 435 417 554 534 SYPB 1337 1234 1119 787 1058 1157 1056 THUB 1281 1234 1005 881 946 1004 912 TLSB 643 559 243 452 381 516 400 YASB 535 536 463 243 382 563 418 YEMB 432 650 695 653 393 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 SPOT2 SPOT4 SPOT5 ------------------------------------- ADFB 2736 1457 3142 3227 AMVB 930 298 595 1109 ARFB 718 127 511 934 ASDB 41 0 21 108 BEMB 2495 492 1880 4048 BETB 665 109 689 927 CADB 832 404 856 994 CHAB 1106 316 1158 1379 CIDB 673 218 771 927 CRQB 688 77 425 1131 DIOB 632 223 696 808 DJIB 816 367 737 948 EASB 639 194 894 1085 EVEB 273 179 292 492 FAIB 1604 394 1118 2468 GR3B 0 0 21 3 HBMB 767 481 719 902 HEMB 828 197 301 1062 JIUB 709 208 878 1069 KETB 969 345 618 1259 KIUB 738 270 1111 1154 KOLB 941 488 1084 977 KRUB 662 283 558 850 LICB 316 303 531 0 MALB 83 1 54 47 MANB 846 408 474 969 METB 1399 280 566 1789 MIAB 829 260 591 1040 MOOB 925 331 820 1134 NOWB 714 165 234 882 PATB 811 370 749 959 REUB 764 298 522 903 REZB 1448 217 704 1854 RILB 637 178 614 974 RIQB 1384 396 649 1654 ROUB 1876 225 1168 2946 SANB 767 216 447 1077 SCRB 839 207 684 944 SODB 749 106 562 963 SPJB 2589 969 1624 3247 STJB 1087 550 897 1435 SYPB 2677 1019 1110 3283 THUB 2083 470 1566 3444 TLSB 1005 405 791 1309 YASB 857 440 824 1158 YEMB 1299 447 702 1647 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- ENVISAT SPOT2 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 11.9 13.8 9.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -4.0 +- 3.5 mm TY = 5.7 +- 4.0 mm TZ = 22.1 +- 3.8 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 0.83 0.58 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