Date: Mon, 16 Jul 2001 08:57:16 -0700 (PDT) From: David C Jefferson Message-Id: <200107161557.IAA24356@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8433] Wk 1121 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 16 Jul 08:57:18 PDT 2001 Message Number 8433 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1121 (DAYS 182-188, DATES 2001 Jul 01 - Jul 07) ****************************************************************************** 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/1121. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11217.sum This text file. jpl11217.erp Earth rotation parameters for GPS week 1121. jpl11217.snx Ground station coordinates for GPS week 1121, SINEX format. jpl1121[0-6].sp3 GPS ephemerides for GPS week 1121, sp3 format. jpl1121[0-6].tro Ground station troposphere estimates for GPS week 1121. jpl1121[0-6].clk GPS and ground station clocks for GPS week 1121, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 5.0 cm 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 excluded the entire GPS week 1121. WARNING: Data from PRN19 excluded day 188. WARNING: Data from FORT, HNLC, HNPT, LAE1, LBCH, LONG, MALI, NKLG, PETP, SSIA, TRAK, WUHN excluded day 182. WARNING: Data from BILL, DRAG, HNLC, KODK, LBCH, LONG, MAUI, TRAK excluded day 183. WARNING: Data from BILL, DRAG, GUAM, HARV, KOUR, LAE1, LBCH, MAUI, NTUS, PETP, SEY1, SIO3 excluded day 184. WARNING: Data from BILL, CAGL, DRAG, FORT, LAE1, LBCH, MAUI, PETP excluded day 185. WARNING: Data from BILL, DRAG, FORT, HILO, LAE1, LBCH, PETP, REYK, SIO3, WLSN excluded day 186. WARNING: Data from GENO, HILO, LAE1, LBCH, WLSN excluded day 187. WARNING: Data from CAGL, GOPE, HILO, LBCH, LPGS, PARC, SFDM, SPK1, TORP, WLSN excluded day 188. JPL REFERENCE CLOCK TABLE GPS week 1121 (2001 Jul 01 - Jul 07) 2001-07-01 NRC1 2001-07-02 NRC1 2001-07-03 NRC1 2001-07-04 NRC1 2001-07-05 NRC1 2001-07-06 NRC1 2001-07-07 USNO 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 1121 (2001 Jul 01 - Jul 07) 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 52091.50 253943 306331 -447037 1054 28 31 136 136 42 0 28 -110 -3054 52092.50 253810 302942 -448098 1069 30 33 139 139 42 0 28 -136 -3393 52093.50 253954 299871 -449191 1117 32 38 141 141 42 0 28 160 -2966 52094.50 254358 297045 -450237 976 28 33 135 135 42 0 28 -110 -2747 52095.50 254106 294418 -451493 1536 29 34 135 135 42 0 28 -451 -2918 52096.50 253692 291552 -453147 1771 29 32 135 135 42 0 28 -502 -2639 52097.50 253228 288940 -454672 1278 27 31 133 133 42 0 27 -742 -2821 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1121: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1121 (2001 Jul 01 - Jul 07) 01 7 1 01 7 2 01 7 3 01 7 4 01 7 5 01 7 6 01 7 7 prn 3d rss (cm) 1 6 5 5 4 3 4 3 2 5 2 4 3 5 3 3 3 8 6 8 9 9 6 7 4 9 7 5 6 12 5 7 5 5 4 4 5 4 4 4 6 5 10 8 3 4 8 8 7 6 4 6 5 6 5 5 8 6 3 6 3 4 4 3 9 5 4 6 7 4 4 5 10 7 3 8 8 4 10 7 11 13 10 10 4 9 5 6 13 6 5 9 6 8 6 5 14 4 5 4 10 8 12 12 17 7 6 5 3 4 8 12 18 6 6 5 4 5 5 4 19 8 6 7 7 10 11 20 8 7 5 5 4 3 4 21 9 8 7 5 4 4 5 22 4 5 5 8 4 5 5 23 8 10 11 11 9 8 8 24 7 6 6 6 6 7 5 25 3 6 4 4 3 9 4 26 5 4 6 5 5 5 5 27 6 4 6 5 6 4 4 28 6 4 6 5 5 3 4 29 10 7 7 7 10 7 5 30 3 4 4 3 3 5 4 31 7 6 6 4 4 4 10 _______________________ 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 1121 (2001 Jul 01 - Jul 07) 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 0.111 0.810 34.6 4.64 3.63 ALIC 1.0 143. -0.381e-01 57.0 5.00 3.90 AOML 0.9 39.3 -0.249e-01 51.0 5.00 3.04 AREQ 6.0 0.394e+05 154. 24.5 4.18 3.33 ARTU 6.9 0.799e+04 -0.373e-01 35.7 4.73 2.54 AUCK* 7.0 18.7 -0.291e-02 40.2 4.31 3.32 BAHR* 7.0 0.639 763. 32.6 4.00 3.97 CIC1 6.9 72.1 -0.142e-01 42.8 4.60 2.92 COCO 1.0 32.3 -0.110 39.0 7.00 2.60 CRO1 4.0 0.401 737. 36.5 5.26 3.72 DARW 1.0 26.2 -0.143e-01 43.0 5.00 3.92 DAV1* 6.9 23.7 -0.956e-02 31.1 4.00 1.49 EISL 5.8 38.0 -0.618e-02 53.9 4.72 2.67 FAIR* 6.9 1.10 0.605 30.6 4.46 0.951 FORT* 2.9 99.6 0.201 79.4 5.36 1.78 GALA 4.9 26.4 -0.886e-01 26.3 4.00 4.18 GUAM* 5.8 18.7 -0.113 50.6 7.18 3.68 HOB2* 1.0 0.263 -4.96 65.0 4.00 3.77 HRAO 1.0 14.5 -0.674e-01 74.0 4.00 3.71 IRKT* 6.9 0.179 0.451 58.7 5.00 2.63 JAB1 3.9 16.8 -0.961e-01 39.5 5.00 3.83 JAMA 3.0 19.3 -0.991e-01 40.4 6.00 3.89 KELY 5.9 0.123e+04 -0.167 36.0 5.00 1.62 KERG* 7.0 1.86 21.9 48.5 5.73 2.57 KOKB* 6.9 1.08 0.863 38.9 5.31 1.16 KOUR* 3.8 20.7 -0.992e-01 41.0 6.50 3.60 KUNM 4.0 54.2 -0.234e-01 75.9 5.27 2.60 LAE1 2.0 18.3 -0.103 61.5 6.51 4.29 LHAS* 2.9 13.5 -0.131e-01 32.0 5.00 3.84 MAC1* 6.6 13.3 -0.567e-02 32.7 3.48 2.20 MAG0 6.0 11.5 -0.942e-01 45.0 5.00 2.68 MALI* 6.0 115. 352. 68.2 7.68 2.65 MANA 1.0 0.286e+06 485. 71.0 6.00 1.81 MAS1* 7.0 3.50 59.3 43.1 4.31 3.05 MCM4* 6.9 0.167e+05 85.3 46.7 5.00 1.23 MSKU 1.0 29.0 -0.102 34.0 6.00 3.13 NKLG 6.0 0.288e+06 505. 69.7 6.00 1.73 NRC1 6.9 . . 39.0 4.72 3.57 NRIL 4.8 0.205e+05 1.23 38.4 4.83 2.13 NTUS 5.8 6.80 -0.136e-01 58.5 7.00 4.15 NYA1 6.8 0.150 0.653 31.0 4.00 1.90 OHIG* 5.9 18.5 -0.510e-02 43.7 4.00 2.43 ONSA* 7.0 0.545 320. 44.0 4.60 2.63 PIMO 6.8 32.7 -0.135e-01 56.0 4.73 1.07 RIOG 0.9 12.4 -0.809e-01 34.0 4.00 2.27 SANT* 6.9 19.7 -0.808e-01 18.9 5.00 0.918 SELE 6.8 40.2 -0.158e-01 50.6 3.87 3.17 SEY1 1.0 23.8 -0.118e-01 66.0 7.00 1.56 SHAO* 1.0 21.4 -0.566e-02 82.0 6.00 2.61 SSIA 1.0 0.288e+06 510. 74.0 6.00 1.44 SUTH 5.9 27.3 -0.307e-02 42.2 4.36 2.45 THTI 7.0 3.93 688. 81.5 5.16 2.14 TIDB* 7.0 0.160 318. 27.9 5.00 3.85 TIXI 1.0 10.5 -0.915e-01 41.0 5.00 2.66 TLSE 1.0 0.468 -2.37 80.0 5.00 2.53 TRAB 3.9 11.3 0.348e-01 44.3 5.00 3.01 TSKB* 7.0 1.51 -1.49 59.1 4.60 2.97 USNO 1.1 . . 42.0 6.00 3.94 USUD 1.0 0.243 415. 31.0 6.00 3.26 WHIT 1.0 12.6 -24.4 30.0 4.00 2.62 WTZR* 6.7 288. -2.91 45.9 5.16 3.00 WUHN 1.0 24.2 -0.105 58.0 6.00 3.51 YAR2 7.0 4.80 -0.116e+05 26.8 4.75 3.63 YELL* 6.6 0.663e+05 -10.6 40.6 5.10 1.83 PRN01 6.8 3.83 184. 45.3 5.16 2.19 PRN02 7.0 3.23 -38.8 45.6 4.73 2.59 PRN03 7.0 2.18 44.5 45.0 5.00 2.34 PRN04 7.0 1.15 660. 45.3 5.00 2.49 PRN05 7.0 3.93 304. 45.9 5.00 2.35 PRN06 7.0 8.71 -1.74 48.0 5.00 2.18 PRN07 7.0 1.56 505. 46.3 5.00 2.59 PRN08 7.0 3.58 375. 44.9 4.87 2.32 PRN09 7.0 2.33 -52.1 43.2 5.00 2.22 PRN10 7.0 2.58 6.37 50.7 5.00 2.38 PRN11 7.0 0.515 2.75 44.3 5.00 2.20 PRN13 7.0 0.314 -2.98 48.5 5.31 2.29 PRN14 7.0 0.283 -116. 47.0 5.15 2.44 PRN17 6.9 4.51 193. 47.0 5.00 2.23 PRN18 7.0 0.691 -74.9 46.5 5.00 2.26 PRN19 6.0 4.37 587. 43.4 4.00 2.59 PRN20 7.0 0.252 -81.3 43.9 5.00 2.33 PRN21 7.0 3.25 4.08 45.9 5.00 2.35 PRN22 7.0 2.72 586. 47.5 5.00 2.31 PRN23 7.0 5.67 15.8 47.7 5.16 2.33 PRN24 7.0 2.92 62.6 46.5 5.15 2.49 PRN25 7.0 2.67 15.1 45.6 5.00 2.45 PRN26 6.6 0.631 530. 46.4 5.00 2.08 PRN27 7.0 3.05 25.8 45.4 4.74 2.42 PRN28 7.0 0.851 -2.24 47.6 5.00 2.37 PRN29 6.8 1.03 613. 46.2 5.74 2.33 PRN30 7.0 1.51 -26.2 44.8 5.00 2.13 PRN31 7.0 3.86 51.6 46.7 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 7 1 01 7 2 01 7 3 01 7 4 01 7 5 01 7 6 01 7 7 prn 3d rss (cm) 1 698 599 645 889 766 802 731 2 320 335 220 311 564 271 279 3 340 204 242 298 586 226 340 4 248 239 176 252 287 306 242 5 320 263 277 184 237 316 242 6 538 961 564 526 568 588 613 7 512 452 428 345 461 571 522 8 335 336 306 325 377 364 283 9 303 315 202 249 260 216 329 10 206 261 512 345 224 440 332 11 328 363 479 453 541 253 288 13 266 221 254 246 206 228 243 14 223 293 192 182 173 187 187 17 337 368 335 431 345 829 1042 18 213 176 182 305 217 179 297 19 444 314 280 264 285 397 20 338 215 219 191 256 312 180 21 697 961 470 427 664 974 508 22 326 231 358 386 247 516 342 23 491 381 689 605 519 418 542 24 532 722 267 551 823 294 738 25 299 206 337 276 287 241 219 26 248 176 209 188 279 208 185 27 394 371 317 323 287 378 223 28 320 315 275 276 312 252 291 29 415 219 174 247 224 236 195 30 320 268 303 164 201 225 273 31 440 262 258 290 404 626 563 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo alic aoml areq artu auck bahr cic1 coco cro1 darw dav1 eisl fair fort gala guam hob2 hrao irkt jab1 jama kely kerg kokb kour kunm lae1 lhas mac1 mag0 mali mana mas1 mcm4 msku nklg nrc1 nril ntus nya1 ohig onsa pimo riog sant sele sey1 shao ssia suth thti tidb tixi tlse trab tskb usno usud whit wtzr wuhn yar2 yell