****************************************************************************** dorisreport 23-Jun-2010 05:14:30 Message No 2069 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1584 = 10136 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1584 from 16-05-2010 to 22-05-2010 DORIS name (using day of start): 10136 Days of year: from 2010/136 to 2010/142 ============================================================== 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/ign10136wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10136wd09.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 1584 from 16-05-2010 to 22-05-2010 Total number of stations = 47 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 3.74 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 16-05-2010 22970 12 22958 0.1 17-05-2010 23662 7 23655 0.0 18-05-2010 23796 12 23784 0.1 19-05-2010 23154 55 23099 0.2 20-05-2010 23382 61 23321 0.3 21-05-2010 23395 15 23380 0.1 22-05-2010 23279 4 23275 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 --------------------------------------------------------------- ENVISAT 8777 9291 9188 8880 9069 9139 9147 SPOT4 5289 5480 5504 5149 5148 5199 5394 SPOT5 8892 8884 9092 9070 9104 9042 8734 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.460 0.444 0.458 0.469 0.450 0.465 0.449 SPOT4 0.442 0.444 0.424 0.423 0.422 0.434 0.433 SPOT5 0.401 0.413 0.424 0.436 0.418 0.425 0.400 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 1412 1421 1393 1386 1397 1402 1343 AMVB 432 437 405 461 343 431 411 ARFB 213 319 219 74 114 96 144 BADB 533 511 473 492 489 510 569 BEMB 1430 1493 1402 1352 1409 1456 1438 BETB 359 403 404 390 442 371 332 CADB 369 396 384 398 438 426 342 CHAB 575 593 576 591 608 582 607 CRQB 400 377 340 319 346 408 279 DIOB 273 284 304 275 307 331 286 DJIB 393 398 387 382 361 371 387 EASB 452 371 380 409 370 408 432 EVEB o 205 232 220 226 208 220 228 FAIB o 872 901 846 918 816 851 863 GAVB 231 212 231 202 244 253 195 GREB 466 460 480 501 464 461 457 HBMB 441 504 442 452 440 436 494 HEMB 408 378 419 381 266 377 481 JIUB 294 377 333 343 344 234 360 KETB 448 322 449 440 514 436 455 KIUB 354 387 400 387 414 385 422 KOLB 370 494 488 426 484 407 413 KRBB 654 611 612 582 492 562 584 KRUB 387 386 407 395 360 425 386 LICB 375 377 319 344 348 181 315 MAHB 327 365 321 323 364 292 338 MANB o 319 366 345 323 294 389 339 MATB o 0 0 0 0 0 12 14 METB 528 512 524 520 461 516 464 MIAB 376 403 434 346 442 462 355 NOWB 0 367 311 297 489 441 308 PAUB 393 479 440 428 444 405 445 PDMB o 334 303 431 375 372 408 379 REUB o 297 281 290 390 371 268 286 REZB 550 546 647 530 536 576 568 RILB 321 296 321 370 297 316 342 RIQB 532 576 534 613 708 556 594 ROUB 1067 965 1117 946 930 1016 951 SALB 413 386 443 402 366 439 434 SANB o 346 343 409 389 357 418 247 SPJB 1278 1167 1241 1211 1207 1239 1255 STJB o 523 537 564 551 501 502 582 SYPB 1154 1175 1115 1197 1164 1178 1148 THUB 1194 1190 1203 1245 1183 1145 1234 TLSB 572 580 580 528 608 584 598 YASB 432 457 474 359 409 494 447 YEMB 714 743 769 800 812 726 773 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 3751 3065 3231 AMVB 1353 644 1058 ARFB 1109 666 923 BADB 1729 619 1480 BEMB 4411 1990 4035 BETB 1219 808 949 CADB 1115 753 999 CHAB 1705 1178 1384 CRQB 1125 510 1023 DIOB 914 402 866 DJIB 1132 820 946 EASB 1229 956 1099 EVEB 495 475 708 FAIB 2894 1182 2531 GAVB 886 0 778 GREB 1476 749 1216 HBMB 1195 1131 1041 HEMB 1237 600 1072 JIUB 1015 700 926 KETB 1467 488 1269 KIUB 1204 909 1098 KOLB 1282 1001 989 KRBB 1938 898 1478 KRUB 1227 770 971 LICB 1015 599 856 MAHB 1111 587 939 MANB 1240 429 961 MATB 57 13 15 METB 1852 198 1786 MIAB 1251 666 1045 NOWB 1115 439 791 PAUB 1247 1009 965 PDMB 1220 418 1126 REUB 1064 359 927 REZB 1982 527 1783 RILB 1176 262 1022 RIQB 1938 711 1656 ROUB 3300 1023 2940 SALB 1221 802 1035 SANB 1286 302 1088 SPJB 3822 1723 3353 STJB 1580 950 1381 SYPB 3906 1233 3304 THUB 3433 1814 3436 TLSB 1688 1297 1228 YASB 1342 733 1132 YEMB 2535 914 2196 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 14.1 11.2 14.6 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -8.1 +- 3.3 mm TY = 11.2 +- 3.6 mm TZ = -10.9 +- 3.1 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.9 +- 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 0.45 0.52 ============================================================== Please do not reply directly to this message, but send comments and suggestions to IDS.central.bureau@cls.fr