Date: Tue, 18 Sep 2001 11:48:01 -0700 (PDT) From: David C Jefferson Message-Id: <200109181848.LAA04019@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8620] Wk 1130 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 18 Sep 11:48:02 PDT 2001 Message Number 8620 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1130 (DAYS 245-251, DATES 2001 Sep 02 - Sep 08) ****************************************************************************** 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/1130. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11307.sum This text file. jpl11307.erp Earth rotation parameters for GPS week 1130. jpl11307.snx Ground station coordinates for GPS week 1130, SINEX format. jpl1130[0-6].sp3 GPS ephemerides for GPS week 1130, sp3 format. jpl1130[0-6].tro Ground station troposphere estimates for GPS week 1130. jpl1130[0-6].clk GPS and ground station clocks for GPS week 1130, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 6.0 cm A clock discontinuity (reset) of about 569 microseconds was detected for PRN26 at approximately 01:35 on day 248. Also, the drift of the clock onboard PRN30 experienced a shift from about -52 ps/s to +40 ps/s at approximately 15:25 on day 247. 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 1130. WARNING: Data from PRN11, PRN17 excluded day 245. WARNING: Data from PRN02, PRN17 excluded day 249. WARNING: Data from PRN02, PRN17, PRN23 excluded day 250. WARNING: Data from PRN17 excluded day 251. WARNING: Data from CARR, HARB, HILO, JAB1, LBCH, MALI, NTUS, WLSN, WTZT, WUHN excluded day 245. WARNING: Data from HARB, HILO, JAB1, LBCH, MAUI, WLSN, WTZT, ZWEN excluded day 246. WARNING: Data from DRAG, HARB, HILO, JAB1, KARR, KIRU, LAE1, LBCH, MAUI, NKLG, WLSN, WTZT excluded day 247. WARNING: Data from DRAG, HARB, HILO, HNLC, JAB1, KARR, LAE1, LBCH, MAUI, WLSN excluded day 248. WARNING: Data from DRAG, EISL, HARV, HNLC, JAB1, JAMA, KARR, LAE1, LBCH, USNO, WLSN excluded day 249. WARNING: Data from DRAG, JAB1, LAE1, LBCH, MALI, WUHN, YAR2 excluded day 250. WARNING: Data from DRAG, JAB1, LAE1, LBCH, WUHN, YAR2 excluded day 251. JPL REFERENCE CLOCK TABLE GPS week 1130 (2001 Sep 02 - Sep 08) 2001-09-02 NRC1 2001-09-03 NRC1 2001-09-04 NRC1 2001-09-05 NRC1 2001-09-06 NRC1 2001-09-07 NRC1 2001-09-08 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 1130 (2001 Sep 02 - Sep 08) 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 52154.50 155451 147224 -464119 2818 32 43 188 188 42 0 25 -3162 -1735 52155.50 152315 145660 -467136 3216 31 37 182 182 42 0 27 -3129 -1420 52156.50 149159 144106 -470460 3433 33 39 185 185 42 0 27 -2886 -1644 52157.50 145970 141988 -474130 3907 33 40 181 181 42 0 27 -3091 -1871 52158.50 143097 140098 -477840 3513 34 41 185 185 42 0 25 -2678 -1511 52159.50 140485 138589 -481145 3097 35 42 189 189 42 0 24 -2245 -1647 52160.50 138321 137365 -483921 2454 33 39 179 179 42 0 26 -2383 -1174 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1130: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1130 (2001 Sep 02 - Sep 08) 01 9 2 01 9 3 01 9 4 01 9 5 01 9 6 01 9 7 01 9 8 prn 3d rss (cm) 1 7 5 6 5 6 5 5 2 6 5 25 31 7 3 7 4 11 8 10 6 6 4 4 4 6 7 5 5 6 5 3 6 3 4 5 3 3 6 8 4 6 8 12 8 6 7 4 5 6 11 7 4 7 8 6 4 4 8 5 4 7 9 13 7 7 9 10 7 5 10 5 4 8 8 8 4 6 11 16 9 9 12 11 17 13 5 4 4 5 29 34 6 14 11 5 6 12 11 9 10 17 12 9 13 18 6 5 7 9 7 4 3 20 7 7 8 8 8 7 12 21 13 10 10 8 6 8 3 22 6 6 5 8 9 7 4 23 7 8 9 7 7 4 24 4 4 8 7 6 4 6 25 9 5 11 12 7 5 6 26 6 4 7 9 7 5 5 27 6 3 4 8 4 4 6 28 5 6 12 13 6 6 8 29 11 10 6 14 11 4 11 30 6 8 6 7 6 5 4 31 7 6 6 9 5 5 5 _______________________ 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 1130 (2001 Sep 02 - Sep 08) 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) | | | | | | | |___ |__ |_______ |_______ |___ |___ |__ ALBH 1.0 0.127 -0.148e-01 63.0 4.00 3.55 ALGO* 7.0 0.120 0.142 37.8 4.60 3.54 ALIC 1.0 158. -0.491e-01 52.0 5.00 3.71 AMC2 1.0 0.954e-01 -0.449 39.0 5.00 3.55 AREQ 5.0 0.353e+05 176. 27.5 4.00 2.70 ARTU 7.0 0.946e+04 -0.850e-01 35.2 4.17 2.56 AUCK* 6.0 19.3 -0.950e-05 51.5 4.00 2.64 BAHR* 7.0 0.540 764. 32.0 4.74 3.60 BILI 6.9 12.5 -0.916e-01 39.7 5.15 2.66 CAS1* 1.0 7.69 -0.306e-02 28.0 5.00 1.09 CHAT* 1.0 23.3 -0.115e-01 62.0 5.00 3.06 CIC1 5.9 91.9 -0.631e-02 55.7 4.00 3.04 COCO 1.0 14.2 -0.164e-01 19.0 6.00 2.85 CRO1 6.0 0.169 790. 37.5 4.89 3.65 DARW 5.0 28.9 -0.132e-01 44.4 5.00 3.67 DAV1* 6.6 28.6 -0.999e-02 29.9 3.64 1.09 DRAO* 1.0 0.116 0.553 32.0 4.00 3.29 EISL 5.9 183. -0.858e-02 78.2 4.19 2.46 FAIR* 6.1 2.11 -5.22 . 3.00 0.805 FORT* 6.9 0.888e+04 -26.5 91.0 5.17 1.95 GALA 3.0 23.8 -0.105 33.0 4.34 3.71 GOUG 2.7 0.289e+06 507. 55.0 5.00 2.74 GUAM* 6.8 30.9 -0.143 53.6 6.31 3.20 HARB 3.0 0.120e+06 393. 62.3 4.00 2.33 HOB2* 5.0 0.134 -2.68 31.4 4.83 3.41 HRAO 4.0 30.4 -0.895e-01 70.2 4.54 3.80 IISC 5.4 27.7 -0.130 56.0 6.00 2.37 IRKT* 6.9 0.194 0.224 58.3 4.87 2.65 KELY 3.4 0.139e+04 -0.184e-01 35.3 5.61 1.37 KERG* 7.0 1.92 14.0 57.9 5.45 2.56 KOKB* 6.9 2.89 -0.451e-01 48.2 5.86 1.20 KOUR* 1.0 26.3 -0.107 47.0 7.00 4.74 KUNM 2.6 69.0 -0.435e-01 85.2 5.00 2.41 LAE1 2.0 26.7 -0.133 63.5 6.53 3.96 LHAS* 4.0 13.2 -0.772e-02 33.5 4.51 3.73 MAC1* 5.9 16.0 -0.401e-02 31.5 3.54 2.04 MAD2 4.0 289. -0.130 39.6 5.07 2.07 MALI* 4.2 93.5 246. 67.7 7.00 2.11 MAS1* 3.0 2.58 59.3 43.5 4.71 3.16 MBAR 1.0 33.5 -0.113 29.0 5.00 2.82 MCM4* 5.7 0.147e+05 62.5 63.5 4.18 0.989 MSKU 5.9 39.1 -0.100 34.2 5.34 3.15 NICO 1.0 13.0 -0.114e-01 25.0 4.00 3.82 NLIB* 1.0 40.6 -1.13 55.0 5.00 2.27 NOUM 0.9 0.289e+06 504. 72.0 4.00 2.03 NPLD 1.0 0.145 -8.07 52.0 5.00 2.51 NRC1 7.4 . . 42.4 4.93 3.51 NRIL 2.0 13.2 -0.889e-01 24.0 4.00 2.71 NTUS 6.0 7.56 -0.134e-01 64.2 6.83 3.47 NYA1 1.0 0.204 0.757 29.0 4.00 1.80 NYAL* 4.0 80.1 -0.220 35.8 4.30 1.48 OHIG* 7.0 15.1 -0.599e-02 46.4 4.00 2.41 ONSA* 7.0 1.48 316. 42.9 4.58 2.49 PERT* 2.0 23.9 -0.892e-01 61.5 5.00 3.05 PIE1* 1.0 0.986e-01 0.840e-01 60.0 4.00 3.08 PIMO 1.0 27.0 -0.859e-02 . 5.00 1.10 SANT* 6.9 22.5 -0.104 19.1 5.00 0.990 SELE 0.9 35.1 -0.847e-02 54.0 3.00 2.97 SSIA 4.0 0.289e+06 504. 81.8 5.52 1.50 SYOG 0.9 0.521 286. 60.0 5.00 1.94 THTI 7.0 2.90 462. 77.2 5.59 2.15 TIDB* 7.0 0.210 318. 28.7 5.03 3.51 TSKB* 7.0 1.11 -1.89 59.4 4.66 2.97 USNO 1.0 0.112 -0.152 50.0 6.00 3.84 USUD 5.0 0.248 355. 30.6 5.22 3.34 WHIT 4.0 33.4 -37.8 30.0 4.06 2.59 WTZR* 6.9 0.155 -0.662 45.6 5.16 2.85 YAR1* 6.0 363. 0.106 78.6 3.86 1.92 YELL* 7.0 0.889e-01 0.209e-01 45.1 4.90 1.76 PRN01 7.0 3.20 193. 48.2 5.00 2.24 PRN02 5.0 3.00 -69.6 48.9 5.22 2.50 PRN03 7.0 2.12 63.0 50.0 5.00 2.35 PRN04 6.9 0.833 576. 51.0 5.00 2.32 PRN05 7.0 4.01 313. 49.6 4.87 2.27 PRN06 7.0 5.70 -0.103 48.6 4.86 2.37 PRN07 7.0 1.75 397. 48.7 5.00 2.41 PRN08 6.8 3.23 521. 47.3 5.00 2.17 PRN09 6.6 2.70 -6.06 48.8 5.15 2.07 PRN10 7.0 2.51 9.67 50.0 5.00 2.59 PRN11 6.0 0.476 3.72 51.2 5.00 2.20 PRN13 7.0 0.361 -4.82 52.7 5.16 2.26 PRN14 7.0 0.247 -122. 49.5 4.87 2.24 PRN17 2.8 4.99 -335. 53.7 5.68 2.07 PRN18 7.0 0.436 -74.1 47.9 4.87 2.43 PRN20 7.0 0.314 -96.3 50.2 5.00 2.29 PRN21 6.9 3.27 4.80 49.5 4.73 2.35 PRN22 7.0 2.73 129. 51.8 5.00 2.49 PRN23 6.0 5.96 19.5 49.6 5.00 2.55 PRN24 6.8 2.51 77.7 49.2 5.00 2.45 PRN25 6.6 2.39 17.3 47.9 5.00 2.25 PRN26 6.8 0.490e+05 292. 48.1 5.00 2.24 PRN27 6.8 5.15 33.1 46.9 5.00 2.05 PRN28 7.0 0.856 -17.3 51.2 4.60 2.27 PRN29 7.0 0.806 629. 47.9 4.87 2.41 PRN30 7.0 251. -18.7 48.6 4.82 2.24 PRN31 7.0 3.70 62.1 50.1 5.00 2.13 _______________________ 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 9 2 01 9 3 01 9 4 01 9 5 01 9 6 01 9 7 01 9 8 prn 3d rss (cm) 1 292 293 299 518 464 249 442 2 370 438 634 634 657 3 270 491 363 236 218 332 321 4 392 314 593 539 300 466 331 5 365 312 330 306 318 365 293 6 517 548 503 471 615 372 408 7 283 277 260 283 117 263 339 8 317 302 328 389 397 352 321 9 355 395 297 411 262 242 287 10 180 206 175 165 205 235 238 11 311 310 265 230 369 404 13 310 231 230 283 410 374 227 14 316 240 276 234 315 212 220 17 1528 746 432 18 348 210 340 184 187 203 255 20 307 244 388 383 215 272 284 21 1044 758 352 700 370 720 636 22 433 270 583 301 241 309 354 23 582 510 732 1015 631 323 24 931 339 577 361 412 288 338 25 522 588 417 439 394 534 359 26 346 211 285 328 319 242 201 27 571 490 423 494 602 548 623 28 281 244 217 291 359 418 254 29 131 373 664 188 311 450 339 30 386 211 235 222 223 292 234 31 794 706 431 167 335 209 283 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: albh algo alic amc2 areq artu auck bahr bili cas1 chat cic1 coco cro1 darw dav1 drao eisl fair fort gala goug guam harb hob2 hrao iisc irkt kely kerg kokb kour kunm lae1 lhas mac1 mad2 mali mas1 mbar mcm4 msku nico nlib noum npld nrc1 nril ntus nya1 nyal ohig onsa pert pie1 pimo sant sele ssia syog thti tidb tskb usno usud whit wtzr yar1 yell