****************************************************************************** dorisreport 10-Jan-2011 09:07:21 Message No 2336 ****************************************************************************** Author: WILLIS Pascal Subject: IGN/JPL DORIS Report for week 1612 = 10332 ============================================================== Summary report for weekly DORIS IGN/JPL Analysis solution GPS week number: 1612 from 28-11-2010 to 04-12-2010 DORIS name (using day of start): 10332 Days of year: from 2010/332 to 2010/338 ============================================================== 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/ign10332wd08.snx.Z weekly sinex in ITRF2005 pub/doris/products/sinex_series/ignwd/ign10332wd09.snx.Z geocenter series in ITRF2005 pub/doris/products/geoc/ign08wd01.geoc.Z Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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/ign08wd01.geoc.dsc Earth Orientation Parameters time series in ITRF2005 pub/doris/products/eop/ign08wd01.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 #week 1597: goa-test.2010.09.20c More recent version, close to future 6.0 official version for tests #week 1599: goa-test.2010.05.25h Back to previous test version #week 1606: goa-6.0 Latest JPL official version 4) Global Statistics ==================== GPS week number 1612 from 28-11-2010 to 04-12-2010 Total number of stations = 48 Total number of satellites = 3 Combinations (daily to weekly) CHI2 / DOF = 4.16 The following table only counts DORIS data that have passed CNES preprocesing step Individual daily DORIS statistics Day total_obs rejected valid_obs %_rejected -------------------------------------------------------- 28-11-2010 21936 11 21925 0.1 29-11-2010 22196 31 22165 0.1 30-11-2010 20397 5 20392 0.0 01-12-2010 18497 31 18466 0.2 02-12-2010 21328 77 21251 0.4 03-12-2010 21987 62 21925 0.3 04-12-2010 22339 18 22321 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 8130 8227 7050 6954 7404 8074 8280 SPOT4 4698 4742 4584 5025 4910 4812 4784 SPOT5 9097 9196 8758 6487 8937 9039 9257 5.2) Doppler residuals per satellite in mm/s -------------------------------------------- day1 day2 day3 day4 day5 day6 day7 -------------------------------------------------------------- ENVISAT 0.442 0.436 0.445 0.450 0.499 0.478 0.447 SPOT4 0.428 0.438 0.419 0.428 0.420 0.428 0.446 SPOT5 0.408 0.409 0.396 0.434 0.433 0.424 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 433 494 433 421 424 431 476 AMVB 346 407 402 410 402 410 420 ARFB 282 246 321 381 322 197 299 ASEB 292 248 249 325 261 323 291 BADB 485 534 59 290 470 462 506 BEMB 1506 1361 1442 1442 1344 1406 1449 BETB 389 387 421 410 321 404 402 CADB 461 348 271 293 290 339 391 CHAB 621 519 588 600 570 606 604 CRQB 315 338 337 278 284 234 265 DIOB 283 298 285 326 238 250 284 DJIB 359 374 329 344 377 337 367 EASB 363 409 382 380 380 346 346 EVEB o 240 181 182 229 218 237 214 GAVB 241 257 242 188 202 254 277 GREB 468 440 377 425 484 475 464 HEMB 252 372 299 424 299 263 263 JIUB 0 0 0 0 0 214 309 KETB 480 430 342 349 452 393 411 KIUB 409 399 444 413 452 424 350 KOLB 489 383 470 450 455 495 419 KRBB 474 635 505 597 653 578 578 KRUB 299 350 230 282 272 293 324 LICB 355 359 365 293 276 375 308 MAHB 305 251 283 214 290 279 265 MALB 306 359 344 335 370 376 300 MANB o 311 391 290 428 302 336 337 MATB o 350 353 322 390 336 360 382 METB 531 537 496 538 533 606 531 MIAB 436 436 290 430 387 442 454 MSPB 392 521 503 512 366 425 464 NOWB 504 421 328 378 247 393 498 PAUB 378 418 448 452 448 443 365 PDMB o 353 464 332 355 363 308 430 REUB o 314 236 280 257 294 353 259 REZB 528 652 473 595 600 464 558 RILB 278 321 302 312 349 286 282 RIQB 595 464 589 572 588 597 604 ROUB 948 1068 914 1030 1021 1018 997 SALB 313 413 318 399 339 280 386 SANB o 484 433 241 378 317 456 424 SPJB 1241 1330 1260 1216 1256 1196 1220 STJB o 509 530 453 543 581 469 591 SYPB 1084 1036 1051 1071 1026 1165 1034 THUB 1313 1250 1174 1299 1349 1350 1314 TLSB 575 547 610 555 533 602 587 YASB 488 482 374 484 478 472 511 YEMB 507 483 483 505 507 507 476 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 0 0 3231 AMVB 1204 640 1098 ARFB 957 390 963 ASEB 892 451 818 BADB 1367 408 1210 BEMB 4348 2103 4008 BETB 1119 841 982 CADB 949 701 942 CHAB 1672 1247 1385 CRQB 821 450 888 DIOB 897 346 868 DJIB 1060 761 912 EASB 1129 973 1038 EVEB 470 449 707 GAVB 933 0 892 GREB 1339 728 1219 HEMB 966 424 892 JIUB 893 647 808 KETB 1354 562 1173 KIUB 1270 898 1115 KOLB 1276 993 1096 KRBB 1811 804 1694 KRUB 966 724 887 LICB 1034 629 885 MAHB 1006 497 938 MALB 948 780 911 MANB 1142 434 1019 MATB 1255 260 1132 METB 1889 316 1790 MIAB 1243 681 1116 MSPB 1355 770 1198 NOWB 1228 562 1122 PAUB 1218 996 1021 PDMB 1232 452 1100 REUB 923 331 913 REZB 2010 527 1724 RILB 1101 264 949 RIQB 1841 634 1703 ROUB 3279 1043 2985 SALB 1104 757 883 SANB 1234 517 1160 SPJB 3930 1751 3321 STJB 1511 946 1390 SYPB 3550 1023 3172 THUB 3859 1856 3654 TLSB 1519 1293 1334 YASB 1308 1002 1175 YEMB 0 1189 2388 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 11.7 10.9 15.9 7.2) Geocenter estimation -------------------------- Geocenter estimation as provided by 7-parameter transformation to ign09d02 TX = -2.0 +- 1.9 mm TY = -10.9 +- 1.8 mm TZ = -1.0 +- 1.5 mm 7.3) Scale factor ----------------- Scale factor / ITRF2005 using reference ign09d02 S = -1.6 +- 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 0.76 1.12 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