Date: Wed, 10 Jul 2002 16:23:11 -0700 From: Yvonne Vigue Message-Id: <200207102323.g6ANNBQ02561@johnson.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-9416] Wk 1172 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 10 Jul 16:23:12 PDT 2002 Message Number 9416 ****************************************************************************** Author: Y Vigue-Rodi ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1172 (DAYS 174-180, DATES 2002 Jun 23 - Jun 29) ****************************************************************************** Submitted by the JPL IGS/FLINN Analysis Team: Y E Bar-Sever, M B Heflin, Y Vigue-Rodi, F H Webb, J F Zumberge, D C Jefferson 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/1172. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11727.sum This text file. jpl11727.erp Earth rotation parameters for GPS week 1172. jpl11727.snx Ground station coordinates for GPS week 1172, SINEX format. jpl1172[0-6].sp3 GPS ephemerides for GPS week 1172, sp3 format. jpl1172[0-6].tro Ground station troposphere estimates for GPS week 1172. jpl1172[0-6].clk GPS and ground station clocks for GPS week 1172, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 6.0 cm A clock discontinuity (reset) of about 16 microseconds was detected for PRN27 at approximately 0:00 on day 178. At this same time, the drift of the clock onboard PRN27 experienced a change from 22 ns/hr to a rate of about 198 ns/hr. 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 PRN17 excluded the entire GPS week 1172. WARNING: Data from PRN03 excluded day 177. WARNING: Data from PRN13 excluded day 174. WARNING: Data from PRN29 excluded days 178 & 179. WARNING: Data from PRN31 excluded day 177. WARNING: Data from LAE1, LHUE, PADO, PETP, POTS, SELE, TLSE, TORP, WTZA excluded day 174. WARNING: Data from LAE1, PADO, PETP, PIMO, SIO3, TLSE, TORP, WTZA, WTZR excluded day 175. WARNING: Data from GOPE, LAE1, PADO, PETP, PIMO, SLOR, SPK1 excluded day 176. WARNING: Data from ANKR, ASC1, BAHR, BOR1, CHUM, ESTI, GOPE, GRAS, GUAT, KIRU, KOSG, LHAS, MAD2, NICO, NYA1, NYAL, OBE2, PADO, PETP, POTS, RABT, REYK, SCH2, SELE, SLOR, SPK1, STJO, TLSE, TRO1, TROM, TUBI, URUM, VENE, WSRT, WTZR, ZIMM, ZWEN excluded day 177. WARNING: Data from BRUS, ESTI, LHAS, MANZ, PADO, PETP, SLOR excluded day 178. WARNING: Data from ANKR, ASC1, BAHR, BOR1, CHUM, DGAR, DRAG, ESTI, GOPE, GRAS, GUAM, GUAT, HILO, KIRU, KOSG, MAD2, MANZ, NICO, NYA1, NYAL, OBE2, PETP, POTS, RABT, REYK, SANT, SCH2, SELE, SOFI, STJO, THU1, TLSE, TRO1, TROM, TUBI, URUM, VENE, WSRT, WTZR, ZIMM, ZWEN excluded day 179. WARNING: Data from DARW, ESTI, HILO, MKEA, PETP, WTZR excluded day 180. JPL REFERENCE CLOCK TABLE GPS week 1172 (2002 Jun 23 - Jun 29) 2002-06-23 USN1 2002-06-24 USN1 2002-06-25 USN1 2002-06-26 ALGO 2002-06-27 USN1 2002-06-28 ALGO 2002-06-29 ALGO 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 1172 (2002 Jun 23 - Jun 29) 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 52448.50 217472 483354 -2440251 1082 24 25 119 119 60 0 25 1669 -2376 52449.50 218903 480779 -2441630 1675 23 25 117 117 60 0 26 1382 -2690 52450.50 220156 478017 -2443569 2203 22 24 114 114 60 0 26 1709 -2958 52451.50 221666 475009 -2446214 3088 25 26 92 92 60 0 24 1330 -2183 52452.50 223532 471832 -2448937 2358 22 24 71 71 60 0 25 1716 -2436 52453.50 225282 468911 -2451349 2465 24 26 75 75 60 0 25 1462 -2409 52454.50 226622 466101 -2453860 2557 22 25 74 74 60 0 26 1008 -2892 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1172: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1172 (2002 Jun 23 - Jun 29) 02 6 23 02 6 24 02 6 25 02 6 26 02 6 27 02 6 28 02 6 29 prn 3d rss (cm) 1 12 4 5 10 7 7 6 2 8 5 6 7 5 4 4 3 5 6 8 8 5 4 4 5 4 8 6 6 6 6 5 4 3 4 7 8 4 3 6 3 5 6 9 12 6 6 7 5 4 5 7 5 5 4 8 3 4 4 6 7 6 3 9 4 6 6 7 6 3 3 10 4 5 4 11 9 6 5 11 7 6 7 9 9 7 10 13 5 5 10 7 7 8 14 7 10 12 9 14 9 7 18 12 15 12 10 7 6 3 20 7 5 4 7 5 5 6 21 7 21 13 10 5 6 9 22 6 6 7 7 5 4 4 23 7 5 4 16 8 7 4 24 5 3 7 7 6 6 4 25 4 6 4 8 9 5 6 26 5 3 7 9 8 4 4 27 3 4 4 6 7 6 8 28 3 5 4 5 11 4 3 29 8 10 5 8 6 30 4 4 4 13 10 3 4 31 7 6 8 8 6 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 1172 (2002 Jun 23 - Jun 29) 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 5.0 0.146 -2.43 58.0 4.82 3.13 ALGO* 7.1 0.865e-01 -0.133e-01 39.4 5.35 3.20 ANKR 1.0 40.7 -0.227e-01 38.0 5.00 3.27 ARTU 7.0 11.9 -0.854e-01 36.7 4.87 2.65 ASC1* 2.7 0.317e+07 0.362e+04 63.8 6.68 3.10 AUCK* 6.4 15.9 -0.805e-01 45.8 4.75 2.75 BAHR* 5.0 0.632 426. 30.4 7.52 3.91 BILI 2.0 9.34 -0.923e-01 41.0 5.52 2.68 BJFS 4.8 0.289e+06 464. 19.4 4.63 1.81 BOGT 7.0 16.9 -0.740e-01 34.5 6.16 3.17 BREW 2.0 0.880e-01 306. 30.5 5.50 2.97 CAS1* 3.0 9.56 -0.329e-02 27.3 4.00 1.39 CEDU* 7.0 15.4 -0.788e-02 36.3 3.98 2.98 CFAG 1.0 12.8 -0.813e-01 40.0 4.00 2.48 CIC1 7.0 38.2 -0.921e-02 48.3 4.16 2.85 COCO 7.0 10.4 -0.775e-02 26.8 6.32 3.49 CRO1 2.0 0.193 785. 41.0 5.52 3.25 DARW 2.5 0.914e+04 0.923 43.1 6.70 1.42 DAV1* 6.9 21.0 -0.850e-02 30.9 4.16 1.53 DGAR* 0.9 0.156e+07 480. 37.0 5.00 2.71 DUBO 5.0 13.7 -0.341e-02 48.4 4.81 2.83 EISL 7.0 73.1 -0.799e-02 51.0 5.00 2.82 FAIR* 6.9 19.6 -0.176e-01 36.1 4.88 1.47 GALA 6.6 18.9 -0.912e-01 36.7 5.00 3.00 GLSV 1.9 0.289e+06 489. 46.5 5.00 1.91 GOUG 6.0 0.289e+06 502. 56.6 6.00 2.34 GUAM* 5.7 64.7 -0.105 52.9 7.19 3.15 GUAT 3.8 0.289e+06 497. 59.4 5.80 1.63 HARB 1.0 5.27 466. 50.0 5.00 2.33 HOB2* 4.0 0.888e-01 -0.800 35.4 6.00 3.18 HRAO* 3.0 16.3 -0.743e-01 25.4 5.08 3.74 IISC 7.0 0.202e+05 -1.68 56.3 8.42 3.62 IRKT* 7.0 0.343 0.214 58.4 5.15 2.65 JAB1 4.0 27.5 -0.947e-02 27.9 5.07 3.01 JAMA 3.0 18.3 -0.821e-01 43.0 6.69 3.91 KARR 2.0 14.2 -0.786e-02 54.0 5.00 3.14 KELY 6.5 11.0 -0.704e-01 33.9 5.33 1.55 KERG* 7.0 2.06 291. 46.9 5.45 2.51 KGN0 3.0 0.850 -0.742e-01 58.7 5.00 3.97 KOKB* 6.5 17.8 0.225e-02 43.3 6.00 3.35 KOUR* 7.0 153. -0.589e-01 42.4 7.22 3.67 KUNM 5.0 48.2 -0.646e-02 72.8 6.22 2.36 KWJ1* 6.2 109. -0.285e-01 70.0 7.00 0.875 LAE1 4.0 22.1 -0.101 59.2 6.77 3.32 LHAS* 2.9 14.8 -0.814e-02 33.0 4.67 3.48 MAC1* 6.9 14.2 -0.377e-02 34.3 3.61 2.43 MAD2 2.0 0.112 -0.900 38.0 6.69 2.84 MAG0 7.0 10.2 -0.879e-01 43.6 4.16 2.67 MATE* 3.0 0.219 392. 66.4 5.36 2.15 MBAR 7.0 27.8 -0.950e-01 31.2 6.15 3.17 MCM4* 5.0 55.1 237. 75.6 3.83 1.13 MDO1* 1.0 28.1 -3.01 49.0 5.00 3.04 MSKU 4.0 27.1 -0.891e-01 50.0 7.87 2.98 NKLG 3.0 0.258e+06 558. 70.0 6.36 1.71 NOT1 1.0 0.288e+06 505. 73.0 5.00 1.83 NOUM 4.8 0.288e+06 -1.42 62.8 5.65 2.89 NRIL 7.0 17.3 -0.908e-01 22.4 5.30 2.88 NYA1 5.0 0.258 0.511 51.3 3.71 1.78 OHI2 7.0 15.7 -0.385e-02 33.6 4.64 2.49 ONSA* 6.9 0.190 983. 44.1 4.90 2.51 PDEL 1.6 55.4 0.955 72.4 6.54 3.51 PERT* 6.7 14.4 -0.766e-01 62.4 6.06 2.66 PIMO 3.0 18.2 -0.972e-01 24.5 6.45 1.67 POL2 2.7 14.1 -0.800e-01 29.5 4.41 3.15 POLV 0.9 0.289e+06 -1.16 66.0 6.00 2.71 RABT 0.9 17.5 -0.292e-02 50.0 4.00 2.54 RAMO 3.0 19.5 -0.101 69.4 7.00 2.96 RESO 7.0 12.9 -0.781e-01 33.0 5.45 1.84 REYK 0.7 12.1 -0.903e-02 56.0 6.00 1.70 RIOG* 1.4 10.2 -0.888e-01 35.9 4.00 2.12 SANT* 5.9 16.1 -0.820e-01 20.5 5.73 3.18 SCUB 3.9 18.5 -0.985e-01 51.6 7.00 3.01 SELE 3.9 36.4 -0.804e-02 54.9 4.84 2.75 SEY1 6.7 48.1 -0.244e-02 72.2 7.18 1.77 SFER 1.9 1.50 462. 40.5 4.00 2.57 SIMO 1.0 144. -0.221e-01 40.0 5.00 2.95 SLOR 1.6 0.291e+06 496. 67.9 6.00 1.64 STJO 4.9 21.5 -0.906 29.2 4.67 3.61 SUTH 2.0 16.0 -0.583e-01 23.6 4.53 3.66 SYOG 5.8 1.15 160. 42.3 5.36 2.24 THTI 6.4 0.105e+05 477. 83.1 5.77 2.02 TIDB 7.0 0.176 549. 27.9 5.31 3.29 TIXI 7.0 10.0 -0.858e-01 42.0 5.22 2.82 TLSE 1.0 0.985 0.431e-01 70.0 5.00 2.65 TOW2 5.5 19.9 -0.741e-02 19.3 3.75 3.33 TRAB 4.0 0.690e+05 2.97 44.8 6.40 2.77 TSKB* 6.9 1.65 -0.343e-01 54.9 4.17 3.24 TWTF 2.0 0.649 0.354 57.5 6.08 3.99 USN1 4.1 . . 50.8 5.52 3.50 USUD 1.0 0.285 533. 28.0 5.00 3.63 WHIT 2.0 50.3 67.8 28.0 4.00 2.47 WTZR* 2.1 77.7 -0.307 47.1 6.44 2.80 WUHN 1.8 19.0 -0.106 79.3 6.53 3.32 YEBE 2.0 0.258e+04 818. 45.0 5.52 1.83 YELL* 7.0 0.165 1.37 43.1 5.15 2.14 YSSK 2.0 12.4 -0.950e-01 51.5 6.00 3.04 PRN01 6.8 4.55 236. 45.3 5.15 2.58 PRN02 7.0 2.84 -221. 47.5 5.00 2.60 PRN03 6.0 2.45 40.1 47.5 5.56 2.41 PRN04 7.0 0.810 222. 45.6 5.00 2.72 PRN05 7.0 3.51 19.4 47.3 5.30 2.43 PRN06 7.0 10.0 -4.43 45.6 6.15 2.36 PRN07 7.0 1.22 620. 47.3 5.31 2.64 PRN08 7.0 2.83 626. 44.3 5.00 2.71 PRN09 7.0 2.36 -49.2 46.2 5.48 2.28 PRN10 7.0 2.54 7.17 47.6 5.30 2.53 PRN11 7.0 0.473 15.0 48.6 5.45 2.36 PRN13 6.0 0.341 -8.80 50.2 5.69 2.60 PRN14 7.0 0.353 -64.2 46.6 6.08 2.51 PRN18 7.0 0.518 -60.7 45.9 6.63 2.45 PRN20 7.0 0.311 -170. 46.2 5.45 2.76 PRN21 7.0 3.79 -1.79 45.2 6.15 2.38 PRN22 7.0 1.41 383. 48.3 5.16 2.47 PRN23 7.0 6.17 4.67 45.7 5.48 2.45 PRN24 7.0 2.91 38.9 45.7 5.15 2.49 PRN25 7.0 2.48 28.6 45.9 5.30 2.70 PRN26 6.6 0.599 -275. 45.1 5.67 2.07 PRN27 6.8 0.141e+04 -9.39 45.0 4.93 2.44 PRN28 7.0 0.749 -86.4 47.7 5.16 2.54 PRN29 4.7 1.03 46.3 45.8 6.07 2.09 PRN30 7.0 1.76 679. 49.0 5.48 2.46 PRN31 6.0 1.49 320. 46.3 5.36 2.46 _______________________ 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 02 6 23 02 6 24 02 6 25 02 6 26 02 6 27 02 6 28 02 6 29 prn 3d rss (cm) 1 740 694 656 688 755 895 821 2 258 423 184 275 139 225 208 3 352 222 328 177 279 179 4 293 538 221 235 379 233 260 5 581 454 446 308 392 282 337 6 696 653 643 829 748 688 566 7 474 334 203 295 289 206 328 8 385 457 749 413 446 413 357 9 212 232 200 162 319 275 185 10 201 193 330 533 243 245 262 11 219 238 226 296 382 382 369 13 257 247 242 243 229 229 14 283 258 244 242 175 194 186 18 211 297 427 197 342 397 259 20 280 214 174 183 221 259 362 21 388 790 721 343 485 506 1195 22 324 347 275 399 308 271 241 23 460 443 394 426 385 419 622 24 400 431 268 257 385 324 1279 25 281 286 312 327 283 269 186 26 356 280 283 311 254 204 193 27 672 780 875 1361 3259 1015 1398 28 346 233 206 292 292 271 234 29 377 640 777 457 218 30 241 646 229 505 426 121 376 31 492 400 576 851 948 352 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: albh algo ankr artu asc1 auck bahr bili bjfs bogt brew cas1 cedu cfag cic1 coco cro1 darw dav1 dgar dubo eisl fair gala glsv goug guam guat harb hob2 hrao iisc irkt jab1 jama karr kely kerg kgn0 kokb kour kunm kwj1 lae1 lhas mac1 mad2 mag0 mate mbar mcm4 mdo1 msku nklg not1 noum nril nya1 ohi2 onsa pdel pert pimo pol2 polv rabt ramo reso reyk riog sant scub sele sey1 sfer simo slor stjo suth syog thti tidb tixi tlse tow2 trab tskb twtf usn1 usud whit wtzr wuhn yebe yell yssk