Date: Wed, 22 Aug 2001 09:50:29 -0700 (PDT) From: David C Jefferson Message-Id: <200108221650.JAA08259@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8544] Wk 1126 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 22 Aug 09:50:29 PDT 2001 Message Number 8544 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1126 (DAYS 217-223, DATES 2001 Aug 05 - Aug 11) ****************************************************************************** Submitted by the JPL IGS/FLINN Analysis Team: D C Jefferson, Y E Bar-Sever, M B Heflin, F H Webb, J F Zumberge all at the Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109. Files listed below are available in Unix compressed format and can be retrieved using anonymous ftp to sideshow.jpl.nasa.gov (137.78.60.30), directory pub/jpligsac/1126. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11267.sum This text file. jpl11267.erp Earth rotation parameters for GPS week 1126. jpl11267.snx Ground station coordinates for GPS week 1126, SINEX format. jpl1126[0-6].sp3 GPS ephemerides for GPS week 1126, sp3 format. jpl1126[0-6].tro Ground station troposphere estimates for GPS week 1126. jpl1126[0-6].clk GPS and ground station clocks for GPS week 1126, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 6.0 cm This week, we add two new candidate global stations. As with other sites, these sites are given the opportunity to participate in the orbit and clock solution as the global site distribution varies. The following nominal coordinates were assumed: X (m) Y (m) Z (m) CHUM (Chumysh, Kazakhstan) 1228950.9068 4508080.0237 4327868.5767 POLV (Poltava, Ukraine) 3411557.4717 2348463.9765 4834396.8848 Due to potential problems, data from stations mentioned below were not considered for use in the global solution for the day indicated. (For geographical reasons, they may not have been used in any case.) WARNING: Data from PRN15 and PRN19 excluded the entire GPS week 1126. WARNING: Data from PRN22 excluded day 219. WARNING: Data from PRN24 excluded day 221. WARNING: Data from CHAT, ESTI, HFLK, HILO, MAUI, WLSN, YAR1 excluded day 217. WARNING: Data from BJFS, HARV, HILO, HOLP, KODK, LBCH, MAG0, MAUI, PTBB, WLSN, YAR1 excluded day 218. WARNING: Data from BJFS, HFLK, HILO, HOLP, LBCH, WLSN, YAR1 excluded day 219. WARNING: Data from BJFS, HOLP, KELY, LBCH, TORP, WLSN excluded day 220. WARNING: Data from DAEJ, GOLD, LAE1, LBCH, NLIB, TORP, TRAB, WLSN excluded day 221. WARNING: Data from BLYT, DRAG, HILO, HOLP, LBCH, MEDI, NLIB, TORP, WLSN excluded day 222. WARNING: Data from DRAG, HILO, HOLP, KELY, LBCH, NLIB, WLSN excluded day 223. JPL REFERENCE CLOCK TABLE GPS week 1126 (2001 Aug 05 - Aug 11) 2001-08-05 NRC1 2001-08-06 NRC1 2001-08-07 NRC1 2001-08-08 NRC1 2001-08-09 NRC1 2001-08-10 NRC1 2001-08-11 NRC1 END REFERENCE CLOCK TABLE In the following table, UT1R-UTC are the integrated values based on estimated LODR values in the adjacent column. See IGS Report No. 1498 (jpl07827.sum) for details: JPL ERP TABLE GPS week 1126 (2001 Aug 05 - Aug 11) version 2 MJD XPole Ypole UT1R-UTC LODR Xsg Ysg UTsg LOsg Nr Nf Nt Xrt Yrt 10**-6" 10**-6" .1us .1us/d 10**-6" .1us .1us/d 10**-6"/d 52126.50 224777 204576 -402473 -914 31 37 122 122 42 0 27 -2055 -2669 52127.50 222821 202129 -401541 -949 31 37 130 130 42 0 27 -1963 -2783 52128.50 220748 199817 -400860 -413 30 36 123 123 42 0 26 -2216 -2404 52129.50 218377 197722 -400683 59 30 36 120 120 42 0 27 -2666 -2326 52130.50 215670 195438 -400889 353 32 39 128 128 42 0 26 -2815 -2282 52131.50 212782 192943 -401774 1417 31 36 155 155 42 0 27 -2776 -2392 52132.50 209761 190322 -403745 2525 31 36 155 155 42 0 27 -2566 -2890 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1126: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1126 (2001 Aug 05 - Aug 11) 01 8 5 01 8 6 01 8 7 01 8 8 01 8 9 01 8 10 01 8 11 prn 3d rss (cm) 1 7 3 5 4 8 3 9 2 4 6 4 7 7 5 8 3 7 8 6 10 6 4 6 4 6 7 9 6 8 7 12 5 6 4 4 4 7 10 12 6 6 3 3 3 7 6 3 7 4 4 5 5 4 5 8 8 7 5 6 5 5 7 8 9 5 5 5 6 10 8 10 10 7 4 6 5 8 7 7 11 9 9 9 6 14 17 7 13 11 6 8 6 7 4 7 14 4 5 4 6 4 6 3 17 11 7 4 6 8 9 8 18 14 15 4 5 10 6 5 20 10 5 6 5 8 5 7 21 8 9 9 14 23 7 4 22 16 6 13 5 8 8 23 13 12 8 7 7 11 8 24 9 6 8 3 4 23 25 6 5 6 4 6 7 5 26 7 8 6 7 8 7 7 27 11 8 6 5 7 5 9 28 6 5 5 6 5 7 9 29 5 7 4 5 5 4 4 30 6 3 4 2 6 5 4 31 13 11 9 11 10 8 7 _______________________ END ORBIT REPEATABILITY TABLE The following table statistically summarizes this week's "engineering data", as described in IGS Report No. 1528: JPL ENGINEERING DATA SUMMARY TABLE GPS week 1126 (2001 Aug 05 - Aug 11) receiver/transmitter (* means fiducial site) | days analyzed | | rms clock noise (ns) | | | average clock solution (us) | | | | rms pseudorange (cm) | | | | | (dot means pcode not analyzed) | | | | | rms phase (mm) | | | | | | average arc (hr) | | | | | | | |___ |__ |_______ |_______ |___ |___ |__ ALGO* 7.0 0.123 1.01 36.5 5.34 3.55 AREQ 3.0 28.4 112. 26.7 4.00 3.28 ARTU 6.0 12.3 -0.816e-01 35.0 4.36 2.58 AUCK* 3.0 20.4 -0.324e-02 41.7 4.68 2.85 BAHR* 7.0 0.668 764. 35.0 5.00 3.80 BILI 7.0 12.2 -0.849e-01 41.0 5.45 2.71 CAS1* 3.0 8.89 0.454e-03 27.7 4.00 1.18 CHAT* 3.6 23.0 -0.556e-02 60.4 5.00 2.76 CHUM 1.0 24.7 -0.596e-02 54.0 7.00 3.28 CIC1 4.0 44.8 -0.122e-01 43.0 4.27 2.85 CRO1 7.0 0.390 737. 37.3 5.30 3.53 DAV1* 2.6 21.9 -0.104e-01 29.3 3.71 1.43 EISL 6.9 433. -0.220e-01 58.7 4.88 2.42 FAIR* 6.1 2.29 -5.15 . 3.16 0.806 FORT* 7.0 680. 5.39 81.2 4.87 1.86 GALA 4.0 18.6 -0.879e-01 36.1 4.00 3.78 GOUG 0.8 0.289e+06 525. 51.0 4.00 3.00 GUAM* 7.0 21.8 -0.119 57.5 6.87 3.41 HARB 3.0 6.13 923. 46.3 4.00 2.73 HRAO 4.0 25.7 -0.766e-01 70.7 4.00 3.84 IISC 6.5 30.8 -0.108 54.7 5.92 2.89 INEG 0.9 0.288e+06 9.98 56.0 5.00 0.854 IRKT* 6.9 21.0 0.697e-01 60.4 5.00 2.16 JAB1 1.0 27.4 -0.886e-01 38.0 5.00 3.71 JPLM 2.0 13.6 152. 47.0 4.00 2.62 KELY 3.3 0.688e+04 -0.801 33.8 5.00 1.48 KERG* 7.0 1.55 17.5 53.0 5.15 2.47 KODK 4.0 13.6 -0.711e-01 40.4 4.77 3.00 KOKB* 7.0 4.60 0.986 50.8 5.00 1.18 KOUR* 0.5 17.3 -0.948e-01 40.0 5.00 2.84 KUNM 6.0 51.5 -0.232e-01 75.5 5.87 2.45 LAE1 5.9 21.2 -0.114 60.8 6.33 3.95 LHAS* 1.0 11.8 -0.393e-02 32.0 5.00 3.96 MAC1* 1.8 14.1 -0.176e-02 32.5 4.00 2.08 MAD2 2.9 213. -0.531 40.7 5.00 2.57 MALI* 3.9 39.3 297. 67.8 7.00 2.47 MAS1* 4.0 2.55 59.2 44.3 4.27 2.85 MCM4* 6.3 0.435e+04 4.77 47.0 4.72 1.24 METS 1.0 0.220 969. 47.0 5.00 2.51 MSKU 3.0 35.3 -0.881e-01 34.0 5.00 3.77 NKLG 4.0 0.277e+06 515. 69.3 6.26 1.62 NRC1 7.5 . . 43.6 5.19 3.44 NRIL 6.0 9.58 -0.818e-01 21.7 4.89 2.40 NTUS 7.0 7.13 -0.144e-01 62.9 7.02 4.33 NYA1 4.7 440. -1.05 32.3 4.31 1.52 NYAL* 1.9 0.198 0.175 45.2 4.00 2.15 OHIG* 7.0 13.8 -0.272e-02 55.0 4.60 2.37 ONSA* 7.0 1.24 318. 42.9 5.00 2.62 PERT* 1.0 21.7 -0.626e-01 60.0 5.00 3.22 PIMO 5.9 26.0 -0.625e-02 54.5 4.54 1.09 REYK 1.0 10.0 0.414e-03 58.0 6.00 2.08 SANT* 6.9 17.7 -0.765e-01 20.9 5.00 0.997 SCIP 0.7 27.2 -0.868e-01 35.0 4.00 3.03 SELE 4.0 477. 0.316e-02 46.2 4.00 3.13 SEY1 3.0 43.2 -0.815e-02 75.0 6.00 1.95 SLOR 0.9 0.288e+06 490. 70.0 6.00 1.77 SSIA 1.9 0.289e+06 496. 81.0 6.00 1.62 SYOG 4.0 0.775 286. 40.5 4.77 1.95 THTI 7.0 4.51 649. 81.7 6.15 2.07 TIDB* 7.0 0.171 318. 28.4 5.45 3.70 TRAB 1.0 0.910e+05 5.77 44.0 5.00 2.92 TSKB* 7.0 1.13 -1.68 53.3 4.31 2.96 USUD 3.0 0.599 415. 31.3 5.68 3.42 WTZR* 7.0 0.219 -0.567 46.7 5.59 3.12 WUHN 1.0 24.2 -0.103 59.0 6.00 3.63 YAR1* 2.3 696. -0.287 70.2 3.65 1.25 YAR2 2.9 4.45 -0.116e+05 32.3 4.09 3.37 YELL* 7.0 0.104 1.00 44.7 5.16 1.84 PRN01 7.0 4.19 189. 47.7 5.00 2.16 PRN02 7.0 3.19 -56.0 51.9 5.00 2.35 PRN03 7.0 2.44 54.8 50.3 5.00 2.24 PRN04 6.8 0.841 618. 50.6 5.30 2.36 PRN05 7.0 2.80 309. 49.5 5.15 2.47 PRN06 7.0 7.47 -2.42 45.4 5.00 2.25 PRN07 7.0 1.60 429. 50.3 5.15 2.46 PRN08 7.0 3.03 462. 49.9 5.00 2.20 PRN09 7.0 1.96 -1.85 48.4 5.00 2.10 PRN10 7.0 2.80 8.23 53.2 5.15 2.46 PRN11 7.0 0.428 3.26 51.4 5.15 2.11 PRN13 7.0 0.380 -3.96 51.3 5.00 2.25 PRN14 7.0 0.362 -120. 51.0 5.00 2.41 PRN17 6.6 4.98 340. 53.3 5.00 2.11 PRN18 7.0 0.504 -73.7 48.9 5.00 2.25 PRN20 7.0 0.318 -89.5 48.7 5.15 2.36 PRN21 7.0 3.12 4.57 51.9 5.00 2.31 PRN22 5.9 342. -19.7 51.4 4.59 2.10 PRN23 7.0 5.79 17.8 50.2 5.16 2.32 PRN24 5.7 2.25 71.0 49.7 5.38 2.44 PRN25 7.0 1.88 16.2 48.6 5.00 2.49 PRN26 7.0 0.652 556. 50.5 5.00 2.23 PRN27 7.0 5.39 29.8 51.0 5.00 2.10 PRN28 7.0 1.09 -10.2 50.7 5.00 2.30 PRN29 7.0 0.759 625. 50.4 5.00 2.31 PRN30 7.0 1.49 -30.6 48.5 5.00 2.34 PRN31 7.0 3.30 57.3 51.9 5.00 2.24 _______________________ END ENGINEERING DATA SUMMARY TABLE As described in IGS Mail Message 37, the following table compares the JPL precise ephemerides with those from the broadcast ephemeris: JPL COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES 01 8 5 01 8 6 01 8 7 01 8 8 01 8 9 01 8 10 01 8 11 prn 3d rss (cm) 1 584 397 483 560 635 692 542 2 388 272 215 231 182 154 319 3 369 216 254 308 612 518 438 4 662 798 470 675 649 604 383 5 266 305 309 265 238 184 188 6 586 512 449 502 411 391 630 7 418 196 221 280 341 405 328 8 308 300 373 242 158 226 383 9 318 233 188 245 358 223 306 10 528 318 293 453 368 300 395 11 572 601 283 313 508 504 356 13 345 350 185 202 333 439 332 14 238 277 214 188 269 214 229 17 842 486 316 256 278 1519 549 18 264 814 379 654 191 191 312 20 317 395 382 224 229 227 357 21 759 588 741 520 2006 574 903 22 269 291 274 835 424 289 23 625 336 474 571 507 477 508 24 1486 690 264 518 651 496 25 294 448 408 447 326 332 462 26 276 635 495 280 157 404 481 27 417 318 406 302 282 548 318 28 212 411 536 229 397 366 531 29 407 200 166 140 231 272 171 30 304 226 565 469 281 357 360 31 239 180 198 282 261 524 515 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo areq artu auck bahr bili cas1 chat chum cic1 cro1 dav1 eisl fair fort gala goug guam harb hrao iisc ineg irkt jab1 jplm kely kerg kodk kokb kour kunm lae1 lhas mac1 mad2 mali mas1 mcm4 mets msku nklg nrc1 nril ntus nya1 nyal ohig onsa pert pimo reyk sant scip sele sey1 slor ssia syog thti tidb trab tskb usud wtzr wuhn yar1 yar2 yell