****************************************************************************** dorisreport 27-Mar-2010 04:12:28 Message No 1968 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1570 = 10038 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1570 from 07-02-2010 to 13-02-2010 DORIS name (using day of start): 10038 Days of year: from 2010/38 to 2010/44 ============================================================== 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/ign10038wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10038wd09.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 Changes in data processing: #week 1568: goa-test.2010.03.25b Use Bulletin-A as a priori instead of Bulletin-B 4) Global Statistics ==================== GPS week number 1570 from 07-02-2010 to 13-02-2010 Total number of stations = 45 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.92 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 07-02-2010 19303 2 19301 0.0 08-02-2010 22320 8 22312 0.0 09-02-2010 21464 17 21447 0.1 10-02-2010 21246 39 21207 0.2 11-02-2010 21869 69 21800 0.3 12-02-2010 22101 6 22095 0.0 13-02-2010 22231 205 22026 0.9 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 5989 8584 8338 7998 8305 8597 8200 SPOT4 5169 5214 5034 4751 4967 5082 5201 SPOT5 8143 8514 8075 8458 8528 8416 8625 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.441 0.443 0.461 0.473 0.472 0.461 0.446 SPOT4 0.431 0.412 0.421 0.432 0.444 0.434 0.443 SPOT5 0.401 0.421 0.438 0.426 0.427 0.431 0.418 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 1297 1406 1414 1394 1499 1345 1375 AMVB 296 351 430 441 433 366 404 ARFB 324 340 260 333 239 293 332 BADB 468 458 578 574 518 543 464 BEMB 1209 1425 1362 1396 1480 1421 1385 BETB 402 386 309 394 336 330 378 CADB 274 419 369 441 423 299 356 CRQB 369 367 354 385 460 444 422 DIOB 303 308 286 398 372 349 276 DJIB 311 373 391 339 372 336 370 EVEB o 189 241 197 190 208 209 241 FAIB o 739 882 894 824 853 879 902 GAVB 195 218 227 219 245 213 200 GREB 365 460 463 439 435 475 481 HBMB 374 436 347 415 386 412 436 HEMB 430 394 392 302 318 504 428 JIUB 259 340 266 294 304 290 359 KETB 321 474 465 479 428 451 460 KIUB 370 427 468 459 410 432 455 KOLB 452 487 432 482 430 402 476 KRBB 85 158 27 204 360 320 416 KRUB 273 308 276 305 289 290 226 LICB 340 355 330 328 397 309 233 MAHB 262 263 275 262 269 270 344 MANB o 291 341 402 345 402 342 410 METB 529 586 593 532 539 534 606 MIAB 299 436 414 417 468 387 344 MSPB 457 457 393 497 393 468 502 NOWB 260 296 311 368 413 328 233 PAUB 475 439 451 441 386 410 443 PDMB o 343 424 446 372 349 468 401 REUB o 290 368 346 374 283 222 354 REZB 541 626 591 533 601 639 561 RILB 283 331 377 347 320 350 286 RIQB 516 553 565 654 514 608 535 ROUB 765 1079 1101 1000 1051 944 1108 SALB 361 379 398 336 383 394 341 SANB 59 375 401 333 500 285 303 SPJB 1085 1159 1240 1250 1286 1220 1196 STJB o 461 569 541 480 515 552 531 SYPB 902 1169 667 0 456 1064 1133 THUB 1082 1191 1054 1125 1033 1265 1217 TLSB 507 525 435 500 517 559 520 YASB 358 468 469 351 439 475 417 YEMB 183 237 424 565 472 361 364 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 3740 3115 3156 AMVB 1236 598 1107 ARFB 995 652 921 BADB 1645 703 1457 BEMB 4234 1905 3963 BETB 1153 636 950 CADB 1007 825 899 CRQB 1262 683 1066 DIOB 888 725 802 DJIB 987 711 954 EVEB 427 423 731 FAIB 2715 1121 2517 GAVB 900 0 712 GREB 1322 699 1221 HBMB 1222 872 1017 HEMB 1224 683 1076 JIUB 837 578 878 KETB 1364 614 1275 KIUB 1234 898 1165 KOLB 1327 1064 969 KRBB 0 775 859 KRUB 975 646 876 LICB 1123 587 842 MAHB 959 491 885 MANB 1147 579 974 METB 1886 525 1742 MIAB 1183 717 1016 MSPB 1368 842 1202 NOWB 1139 310 962 PAUB 1263 1049 986 PDMB 1255 601 1129 REUB 969 506 932 REZB 2002 644 1809 RILB 1145 394 956 RIQB 1823 673 1604 ROUB 3159 1195 2944 SALB 1150 769 1009 SANB 1090 322 994 SPJB 3756 1751 3226 STJB 1482 912 1412 SYPB 2444 799 2356 THUB 3329 1536 3383 TLSB 1626 814 1267 YASB 1296 777 1097 YEMB 2224 868 2138 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 11.4 11.3 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -3.5 +- 1.7 mm TY = -11.5 +- 1.5 mm TZ = 50.4 +- 1.4 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.0 +- 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 0.81 0.73 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr