****************************************************************************** dorisreport 09-Jun-2010 06:25:47 Message No 2054 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1583 = 10129 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1583 from 09-05-2010 to 15-05-2010 DORIS name (using day of start): 10129 Days of year: from 2010/129 to 2010/135 ============================================================== 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/ign10129wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10129wd09.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 4) Global Statistics ==================== GPS week number 1583 from 09-05-2010 to 15-05-2010 Total number of stations = 47 Total number of satellites = 2 Combinations (daily to weekly) CHI2 / DOF = 3.80 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 09-05-2010 14451 0 14451 0.0 10-05-2010 14902 5 14897 0.0 11-05-2010 14380 6 14374 0.0 12-05-2010 14639 5 14634 0.0 13-05-2010 14478 3 14475 0.0 14-05-2010 14356 0 14356 0.0 15-05-2010 14109 1 14108 0.0 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 --------------------------------------------------------------- SPOT4 5302 5487 5367 5653 5524 5239 5092 SPOT5 9149 9410 9007 8981 8951 9117 9016 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- SPOT4 0.425 0.446 0.429 0.435 0.434 0.420 0.426 SPOT5 0.411 0.410 0.403 0.413 0.405 0.394 0.394 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 873 917 896 851 903 883 895 AMVB 261 263 232 211 211 250 250 ARFB 27 43 50 155 129 66 108 BADB 282 305 320 268 319 339 0 BEMB 813 865 870 848 763 819 855 BETB 226 237 220 245 246 232 259 CADB 266 263 220 215 270 258 272 CHAB 368 375 366 350 345 354 328 CRQB 217 205 235 207 162 197 186 DIOB 182 173 191 192 166 125 188 DJIB 231 249 242 226 89 247 257 EASB 230 228 246 267 217 230 259 EVEB o 169 159 145 157 134 162 142 FAIB o 482 487 515 498 499 496 477 GAVB 114 117 112 99 90 112 119 GREB 265 270 269 216 288 206 271 HBMB 214 279 244 339 307 280 261 HEMB 202 131 238 253 175 210 145 JIUB 222 196 127 239 197 134 191 KETB 253 218 237 262 355 265 255 KIUB 253 232 243 282 265 257 276 KOLB 298 275 264 295 330 295 285 KRBB 286 339 343 340 367 301 283 KRUB 226 237 240 229 231 226 234 LICB 229 245 184 234 237 230 249 MAHB 184 205 139 248 230 170 200 MANB o 162 185 244 243 240 293 185 METB 343 285 272 299 303 338 248 MIAB 249 253 238 232 222 270 257 MSPB 208 292 286 98 0 0 0 NOWB 216 310 214 181 199 225 194 PAUB 256 270 259 305 302 270 258 PDMB o 200 267 207 214 213 211 263 REUB o 237 184 145 131 220 251 198 REZB 250 295 323 290 358 249 280 RILB 158 170 141 183 160 207 137 RIQB 321 330 288 296 315 396 405 ROUB 581 554 612 541 652 467 498 SALB 217 297 191 296 198 197 288 SANB o 298 231 221 170 210 228 176 SPJB 681 695 696 685 779 710 711 STJB o 303 346 279 321 295 318 342 SYPB 666 630 620 606 611 693 630 THUB 763 748 715 737 665 678 747 TLSB 369 369 379 357 369 351 364 YASB 244 303 300 280 262 233 243 YEMB 365 391 381 455 393 448 452 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) ----------------------------------------------------------------- SPOT4 SPOT5 --------------------- ADFB 3117 3213 AMVB 646 1099 ARFB 500 982 BADB 637 1270 BEMB 1976 4003 BETB 804 971 CADB 754 1057 CHAB 1202 1379 CRQB 375 1098 DIOB 375 893 DJIB 719 884 EASB 931 983 EVEB 459 696 FAIB 1140 2515 GAVB 0 804 GREB 681 1158 HBMB 1043 927 HEMB 430 976 JIUB 499 955 KETB 637 1276 KIUB 911 1092 KOLB 982 1118 KRBB 758 1612 KRUB 784 997 LICB 725 948 MAHB 567 953 MANB 612 1026 METB 357 1817 MIAB 686 1107 MSPB 713 1199 NOWB 631 1008 PAUB 966 1035 PDMB 521 1124 REUB 450 972 REZB 531 1714 RILB 311 964 RIQB 714 1710 ROUB 1063 2935 SALB 821 967 SANB 432 1173 SPJB 1759 3337 STJB 932 1354 SYPB 1308 3258 THUB 1709 3461 TLSB 1291 1333 YASB 764 1150 YEMB 938 2198 6.4) statistics per station and per satellite (deleted stations) ---------------------------------------------------------------- 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 13.0 14.6 14.7 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -5.0 +- 2.2 mm TY = -3.2 +- 1.9 mm TZ = 67.1 +- 1.6 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -0.8 +- 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 0.91 1.29 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr