Date: Tue, 6 Aug 2002 17:11:23 -0700 From: Yvonne Vigue Message-Id: <200208070011.g770BNd14530@noyce.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-9489] Wk 1176 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 06 Aug 17:11:25 PDT 2002 Message Number 9489 ****************************************************************************** Author: Y Vigue-Rodi ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1176 (DAYS 202-208, DATES 2002 Jul 21 - Jul 27) ****************************************************************************** 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/1176. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11767.sum This text file. jpl11767.erp Earth rotation parameters for GPS week 1176. jpl11767.snx Ground station coordinates for GPS week 1176, SINEX format. jpl1176[0-6].sp3 GPS ephemerides for GPS week 1176, sp3 format. jpl1176[0-6].tro Ground station troposphere estimates for GPS week 1176. jpl1176[0-6].clk GPS and ground station clocks for GPS week 1176, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 4.0 cm At approximately 23:00 on day 204, the drift of the clock onboard PRN22 experienced a change from about 122 ns/hr to a rate of about 21 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 1176. WARNING: Data from PRN01 excluded excluded on days 204, 205, and 206. WARNING: Data from PRN11 excluded excluded on days 205 and 206. WARNING: Data from PRN20 excluded excluded on days 204, 205, 206, and 207. WARNING: Data from PRN24 excluded on days 207 and 208. WARNING: Data from PRN31 excluded on day 208. WARNING: Data from THU1, WTZA, WUHN excluded day 202. WARNING: Data from GUAT, THU1 excluded day 203. WARNING: Data from ESTI, GUAT, KWJ1, LAE1, LHUE, LPGS, PETP, PIE1, THU1, WTZA excluded day 204. WARNING: Data from COCO, ESTI, GUAT, LAE1, LBCH, LHUE, MAD2, MAUI, PETP, THU1, WTZA excluded day 205. WARNING: Data from ESTI, JAMA, LAE1, LBCH, MAUI, PETP, WTZA excluded day 206. WARNING: Data from BRMU, ESTI, FORT, LBCH, MAUI, OHI2, PIE1 excluded day 207. WARNING: Data from CIC1, ESTI, KSTU excluded day 208. JPL REFERENCE CLOCK TABLE GPS week 1176 (2002 Jul 21 - Jul 27) 2002-07-21 NRC1 2002-07-22 USN1 2002-07-23 NRC1 2002-07-24 FORT 2002-07-25 USN1 2002-07-26 ALGO 2002-07-27 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 1176 (2002 Jul 21 - Jul 27) 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 52476.50 245083 401424 -2471315 -1951 26 30 101 101 60 0 26 513 -3158 52477.50 245875 398535 -2469241 -2196 27 30 127 127 60 0 26 761 -2962 52478.50 246485 395770 -2466630 -3027 27 29 136 136 60 0 24 442 -2922 52479.50 246827 392741 -2463176 -3880 28 32 143 143 60 0 23 307 -3131 52480.50 246950 389688 -2459409 -3654 29 32 146 146 60 0 23 -26 -3247 52481.50 246801 386309 -2455669 -3826 28 33 140 140 60 0 24 191 -3667 52482.50 246865 382649 -2451973 -3567 30 35 144 144 60 0 24 241 -3831 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1176: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1176 (2002 Jul 21 - Jul 27) 02 7 21 02 7 22 02 7 23 02 7 24 02 7 25 02 7 26 02 7 27 prn 3d rss (cm) 1 6 3 8 4 2 2 4 3 3 4 4 4 3 6 3 4 6 6 5 9 4 5 4 6 6 7 7 8 5 3 2 3 3 4 2 4 6 5 4 3 5 6 5 6 7 5 3 4 3 3 3 4 8 4 3 3 5 4 5 5 9 6 3 4 4 4 4 5 10 5 4 2 4 4 4 3 11 11 10 4 3 7 13 4 3 5 6 6 4 4 14 10 15 6 5 5 5 7 18 8 3 4 3 6 4 4 20 4 4 4 21 5 17 15 4 4 4 6 22 3 4 2 2 9 6 5 23 7 5 5 4 9 6 6 24 4 4 5 7 3 25 4 5 3 5 6 6 4 26 3 4 6 6 4 5 7 27 4 6 5 5 4 6 5 28 5 5 4 5 3 4 3 29 4 5 5 5 4 4 5 30 4 3 4 3 2 3 4 31 6 5 7 4 6 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 1176 (2002 Jul 21 - Jul 27) 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 4.0 0.332 -3.43 65.1 4.27 3.17 ALGO* 7.0 0.146 0.975 36.8 5.08 3.40 ALIC 1.0 95.7 -0.263e-01 50.0 5.00 3.52 AMC2 2.0 0.746e-01 -0.327e-02 40.0 6.00 3.09 ANKR 1.0 23.8 -0.221e-01 39.0 5.00 3.34 AOML 5.0 23.6 -0.418e-03 51.6 6.00 2.58 ARTU 5.1 11.4 -0.806e-01 21.0 5.46 1.78 ASC1* 3.5 0.418e+07 0.517e+04 60.4 5.57 2.74 AUCK* 6.4 15.3 -0.807e-01 45.6 4.32 2.74 BAHR* 7.0 0.683 426. 29.1 4.87 3.52 BILI 1.0 11.9 -0.925e-01 43.0 6.00 2.48 BJFS 5.3 0.289e+06 465. 19.5 5.36 1.86 BOGT 7.0 18.3 -0.742e-01 42.1 5.86 3.33 BOR1 1.0 0.771 -0.376e-01 44.0 5.00 2.49 BREW 1.0 0.735e-01 306. 31.0 5.00 3.11 BRMU* 4.8 23.2 -0.155e-03 39.6 5.22 3.06 BUCU 1.0 0.289e+06 470. 38.0 6.00 2.47 CAS1* 3.9 8.10 -0.135e-02 25.5 4.00 1.31 CEDU* 6.0 14.7 -0.158e-03 50.0 4.18 3.22 CHAT* 1.0 14.6 -0.762e-01 64.0 5.00 2.94 CIC1 5.0 40.1 -0.303e-02 45.3 4.22 2.99 COCO 5.3 11.3 -0.647e-02 27.1 6.03 2.86 CRO1 5.0 0.192 785. 38.6 5.85 3.71 DARW 4.0 25.6 -0.771e-01 99.1 5.52 2.18 DAV1* 6.9 22.4 -0.558e-02 31.6 3.17 1.11 DRAO* 1.0 0.376 -1.49 36.0 5.00 2.97 DUBO 5.0 13.0 0.644e-02 48.8 5.07 2.79 EISL 6.9 39.3 -0.367e-02 56.1 4.88 2.81 FAIR* 7.0 0.175 842. 28.2 5.30 2.15 FLIN 1.0 9.63 -0.131e-01 36.0 5.00 2.03 FORT* 3.8 0.285 0.514 80.3 6.04 2.05 GALA 7.0 21.0 -0.916e-01 37.8 4.88 4.10 GENO 1.0 0.268e+06 439. 61.0 6.00 2.19 GOUG 3.8 0.289e+06 496. 60.7 5.29 2.27 GUAM* 4.9 23.0 -0.118 45.8 6.61 3.42 GUAT 3.8 0.287e+06 498. 58.9 6.22 1.67 HARB 2.0 7.05 480. 48.0 4.00 2.46 HARV 1.0 38.1 0.136e-01 56.0 5.00 2.98 HILO 1.0 29.1 -0.128 47.0 7.00 2.76 HNLC 2.0 31.7 -0.113 42.5 7.00 3.55 HNPT 1.0 33.2 -0.104e-01 51.0 5.00 3.12 HOB2* 6.0 0.976e-01 -0.855 37.0 5.18 3.19 HOLB 1.0 52.0 1.01 73.0 6.00 3.62 HRAO* 2.0 23.7 -0.814e-01 27.1 4.00 3.71 IISC 7.0 24.3 -0.100 57.4 6.00 3.30 IRKT* 7.0 23.4 0.704e-01 60.6 5.15 2.50 JAB1 3.0 32.6 -0.644e-02 30.7 6.36 2.97 JAMA 1.0 20.6 -0.931e-01 42.0 6.00 4.16 JPLM 1.0 11.9 287. 45.0 4.00 3.38 KARR 1.9 16.0 0.274e-02 52.0 5.00 2.85 KELY 6.4 11.4 -0.633e-01 36.0 5.00 1.26 KERG* 5.0 2.07 288. 54.2 5.00 2.64 KGN0 5.9 0.626 -0.571e-01 60.4 5.83 3.73 KIRU 1.0 1.63 0.463 47.0 6.00 1.70 KOKB* 7.0 0.159 0.969 96.8 5.56 2.66 KOSG 1.0 15.6 -495. 41.0 4.00 2.86 KOUR* 7.0 19.5 -0.845e-01 40.1 5.87 3.96 KUNM 5.9 43.2 -0.144e-01 70.6 5.84 2.33 KWJ1* 1.4 154. -0.204e-01 64.6 6.56 0.850 LAE1 0.9 18.7 -0.103 60.0 7.00 2.97 LAMA 0.9 13.7 -0.853e-01 51.0 4.00 2.78 LHAS* 1.9 13.3 0.281e-02 33.5 5.03 3.45 LHUE 1.0 27.7 -0.139 34.0 6.00 3.26 LPGS* 0.7 96.9 -0.190e-01 50.0 4.00 0.818 MAC1* 6.9 13.6 0.155e-03 31.7 3.60 1.94 MAD2 4.8 38.3 -0.547 35.8 5.22 2.82 MAG0 6.9 10.0 -0.808e-01 43.5 4.17 2.49 MALI* 0.6 16.2 377. 75.0 8.00 2.35 MATE* 1.0 0.737e-01 220. 52.0 5.00 2.30 MBAR 7.0 33.7 -0.926e-01 33.9 5.00 2.72 MCM4* 6.7 86.0 297. 77.1 3.33 1.12 MDO1* 2.0 566. -2.10 45.9 5.00 2.81 METS 1.0 0.176 354. 31.0 5.00 2.45 MOBN 4.0 13.8 -0.693e-01 38.0 5.78 3.01 MSKU 4.8 33.0 -0.904e-01 51.3 6.46 2.68 NKLG 1.0 0.388e+04 795. 69.0 6.00 1.72 NOT1 1.9 0.295e+06 498. 74.0 5.52 1.85 NOUM 2.9 0.289e+06 -1.69 62.6 5.00 3.15 NRC1 3.0 . . 42.1 5.66 3.45 NRIL 6.0 13.5 -0.793e-01 22.0 4.76 2.03 NYA1 6.0 0.177 0.652 29.2 4.00 1.63 OHI2 4.8 0.278e+06 -602. 31.7 4.24 2.71 ONSA* 5.7 0.181 979. 45.1 4.71 2.40 PERT* 5.0 16.6 -0.723e-01 61.0 5.41 2.99 POL2 0.6 8.52 -0.544e-01 30.0 3.00 2.84 RABT 0.9 15.9 0.178e-01 47.0 4.00 2.41 RESO 6.0 12.4 -0.699e-01 31.7 5.18 1.84 REYK 2.0 12.7 0.170e-03 55.1 5.50 1.83 SANT* 6.0 15.3 -0.801e-01 24.8 5.19 3.05 SCUB 1.9 17.4 -0.104 51.5 7.00 3.24 SELE 5.0 26.7 0.918e-03 53.9 3.89 2.70 SEY1 5.8 38.9 -0.828e-02 71.8 6.20 1.90 SIMO 3.0 137. 0.454e-02 38.7 5.36 3.08 SLOR 1.8 0.289e+06 489. 74.5 6.51 2.00 STJO 6.0 13.5 -2.57 30.4 4.53 3.58 SYOG 3.8 0.926 160. 45.6 5.24 1.80 THTI 3.9 2.32 777. 82.9 5.27 2.23 TIDB 6.0 0.157 478. 27.5 4.84 3.28 TIXI 3.0 0.527e+05 2.70 41.7 4.36 2.11 TOW2 6.0 16.9 -0.180e-02 19.0 3.20 3.51 TRAB 4.9 13.5 0.372e-01 47.4 6.05 2.57 TSKB* 6.0 1.60 -0.196 53.1 4.84 3.13 TWTF 6.0 98.2 381. 58.2 5.54 4.00 USN1 2.0 . . 50.6 5.55 3.17 VESL 4.0 0.289e+06 503. 56.5 4.00 1.81 WHIT 1.0 74.8 -8.98 27.0 3.00 2.18 WTZR* 6.0 0.208 -0.272 45.3 5.35 3.01 YEBE 1.0 0.471 441. 42.0 5.00 1.63 YELL* 5.9 238. 1.13 44.7 5.35 1.51 ZECK 1.0 16.5 0.101e-01 33.0 4.00 3.32 PRN01 4.0 3.88 240. 45.6 5.26 2.68 PRN02 7.0 2.58 -236. 48.6 5.00 2.55 PRN03 7.0 2.49 48.1 47.7 5.00 2.28 PRN04 6.8 0.905 256. 46.8 5.30 2.49 PRN05 7.0 3.65 23.3 47.3 5.00 2.33 PRN06 7.0 7.42 -4.84 46.3 5.00 2.33 PRN07 7.0 1.71 569. 47.8 5.00 2.62 PRN08 7.0 2.72 586. 46.0 5.00 2.63 PRN09 7.0 2.09 -0.711 46.2 5.00 2.15 PRN10 7.0 2.93 8.75 47.4 5.00 2.54 PRN11 5.0 0.391 16.8 49.4 6.27 2.15 PRN13 7.0 0.394 -10.5 50.0 5.15 2.57 PRN14 7.0 0.365 -58.4 47.2 5.15 2.51 PRN18 7.0 0.475 -55.2 46.9 5.00 2.43 PRN20 3.0 0.310 -176. 47.3 5.68 2.51 PRN21 7.0 4.08 -2.29 48.2 5.00 2.33 PRN22 7.0 30.9 471. 46.9 5.16 2.59 PRN23 7.0 6.24 6.27 47.0 5.00 2.35 PRN24 4.8 2.15 45.0 45.8 5.00 2.67 PRN25 7.0 2.41 29.9 46.6 5.16 2.68 PRN26 7.0 0.576 57.6 45.4 5.00 2.21 PRN27 7.0 3.45 53.2 46.9 5.00 2.58 PRN28 7.0 1.01 -88.4 50.7 4.87 2.48 PRN29 7.0 0.744 117. 46.3 5.00 2.31 PRN30 7.0 1.69 66.0 46.4 5.00 2.29 PRN31 6.0 1.47 344. 47.7 5.00 2.44 _______________________ 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 7 21 02 7 22 02 7 23 02 7 24 02 7 25 02 7 26 02 7 27 prn 3d rss (cm) 1 579 590 524 568 2 276 243 329 414 266 304 370 3 158 290 225 317 230 642 196 4 509 493 443 575 576 555 495 5 315 385 548 335 434 339 291 6 646 503 654 715 658 653 622 7 172 196 240 239 253 220 318 8 208 458 308 313 469 260 317 9 286 197 536 295 238 452 234 10 190 275 275 232 384 620 404 11 198 228 373 376 246 13 236 258 320 260 295 264 373 14 360 353 331 292 309 324 331 18 390 304 265 243 267 271 252 20 216 332 397 21 640 634 1115 674 252 1059 1187 22 233 256 270 269 337 307 357 23 362 379 375 430 473 430 409 24 444 1385 608 578 866 25 508 346 447 446 449 429 621 26 222 168 242 384 552 394 277 27 588 306 199 425 228 404 238 28 166 294 366 294 232 265 197 29 166 381 202 246 320 248 233 30 280 284 520 493 449 523 259 31 285 245 318 345 402 285 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: albh algo alic amc2 ankr aoml artu asc1 auck bahr bili bjfs bogt bor1 brew brmu bucu cas1 cedu chat cic1 coco cro1 darw dav1 drao dubo eisl fair flin fort gala geno goug guam guat harb harv hilo hnlc hnpt hob2 holb hrao iisc irkt jab1 jama jplm karr kely kerg kgn0 kiru kokb kosg kour kunm kwj1 lae1 lama lhas lhue lpgs mac1 mad2 mag0 mali mate mbar mcm4 mdo1 mets mobn msku nklg not1 noum nrc1 nril nya1 ohi2 onsa pert pol2 rabt reso reyk sant scub sele sey1 simo slor stjo syog thti tidb tixi tow2 trab tskb twtf usn1 vesl whit wtzr yebe yell zeck