****************************************************************************** dorisreport 02-Mar-2010 05:48:53 Message No 1941 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1566 = 10010 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1566 from 10-01-2010 to 16-01-2010 DORIS name (using day of start): 10010 Days of year: from 2010/10 to 2010/16 ============================================================== 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/ign10010wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10010wd09.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 1566 from 10-01-2010 to 16-01-2010 Total number of stations = 46 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.04 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 10-01-2010 21862 32 21830 0.1 11-01-2010 21687 1 21686 0.0 12-01-2010 20422 4 20418 0.0 13-01-2010 21551 13 21538 0.1 14-01-2010 21321 16 21305 0.1 15-01-2010 19217 9 19208 0.0 16-01-2010 21877 102 21775 0.5 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 8352 8333 7516 8301 8117 7904 8251 SPOT4 5025 5153 4848 5027 5028 4933 5145 SPOT5 8453 8200 8054 8210 8160 6371 8379 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.479 0.449 0.452 0.449 0.449 0.459 0.465 SPOT4 0.441 0.437 0.444 0.422 0.439 0.441 0.445 SPOT5 0.445 0.411 0.407 0.417 0.428 0.438 0.435 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 1419 1428 1375 1438 1367 1308 1460 AMVB 437 412 303 440 396 332 405 ARFB 310 275 158 335 246 245 304 BADB 647 677 527 647 622 542 675 BETB 406 334 302 402 303 316 417 CADB 442 346 327 368 363 393 389 CIDB 81 163 248 168 186 255 171 CRQB 461 453 379 331 385 335 423 DIOB 309 340 280 301 358 245 368 DJIB 404 342 341 362 320 291 388 EASB 176 0 0 0 0 0 0 EVEB o 217 210 193 228 221 186 211 FAIB o 834 870 895 883 844 844 867 GREB 426 497 358 473 405 397 470 HBMB 450 410 430 460 407 391 319 HEMB 289 443 433 332 330 268 360 JIUB 375 372 442 362 387 356 400 KETB 415 430 459 464 456 318 415 KIUB 487 468 473 476 484 411 452 KOLB 490 423 455 483 446 378 460 KRUB 334 387 331 263 343 342 344 LICB 417 405 328 386 453 318 410 MAHB 304 208 273 306 259 176 279 MANB o 0 0 0 0 0 194 403 METB 559 577 625 573 586 380 529 MIAB 466 436 271 407 482 299 446 MOOB 492 481 529 480 464 461 511 MSPB 502 435 463 413 428 433 485 NOWB 436 368 221 334 334 280 365 PAUB 446 413 422 461 432 379 432 PDMB o 405 427 341 390 411 427 333 REUB o 310 301 320 398 311 281 330 REZB 597 644 620 622 515 563 591 RILB 285 311 296 314 385 276 274 RIQB 530 563 529 629 505 533 565 ROUB 1053 1092 1097 1042 1240 992 1084 SALB 369 432 396 336 336 413 339 SANB 476 451 207 372 463 363 442 SPJB 1261 1235 1170 1290 1174 1013 1210 STJB o 476 535 506 526 537 549 494 SYPB 1143 1104 1116 1214 1143 1064 1151 THUB 1070 1128 1145 1048 1232 1080 1129 TLSB 517 486 537 545 451 454 535 TRIB o 338 363 309 285 351 220 253 YASB 432 506 451 418 392 437 450 YEMB 548 487 497 512 450 427 485 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 3803 3088 3183 AMVB 1171 653 1047 ARFB 1025 485 954 BADB 1798 1186 1564 BETB 1186 673 928 CADB 1093 758 961 CIDB 1165 604 966 CRQB 1227 640 1093 DIOB 826 720 766 DJIB 1081 744 842 EASB 237 177 241 EVEB 436 430 725 FAIB 2831 1125 2502 GREB 1271 631 1230 HBMB 1253 912 962 HEMB 1196 457 929 JIUB 1256 649 1012 KETB 1352 579 1184 KIUB 1442 988 1147 KOLB 1337 1006 984 KRUB 1088 641 933 LICB 1207 801 900 MAHB 1047 401 826 MANB 1096 521 842 METB 1947 543 1591 MIAB 1119 718 1097 MOOB 1355 1130 1048 MSPB 1375 824 1204 NOWB 1168 351 979 PAUB 1235 1027 938 PDMB 1151 682 1099 REUB 1047 478 871 REZB 2141 649 1775 RILB 1096 320 925 RIQB 1979 358 1693 ROUB 3309 1610 2918 SALB 1105 827 964 SANB 1225 644 1083 SPJB 3798 1701 3133 STJB 1532 895 1355 SYPB 3789 1233 3210 THUB 3286 1531 3295 TLSB 1685 797 1172 TRIB 1248 183 1084 YASB 1355 785 1176 YEMB 2291 893 2011 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 12.0 10.9 15.0 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = 5.5 +- 2.3 mm TY = -8.6 +- 2.0 mm TZ = 46.9 +- 1.9 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.5 +- 0.3 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 0.67 0.87 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr