Date: Tue, 7 Nov 2000 15:07:22 -0800 (PST) From: David C Jefferson Message-Id: <200011072307.PAA18024@kalman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-7713] Wk 1085 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 07 Nov 15:07:22 PST 2000 Message Number 7713 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1085 (DAYS 296-302, DATES 2000 Oct 22 - Oct 28) ****************************************************************************** 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/1085. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl10857.sum This text file. jpl10857.erp Earth rotation parameters for GPS week 1085. jpl10857.snx Ground station coordinates for GPS week 1085, SINEX format. jpl1085[0-6].sp3 GPS ephemerides for GPS week 1085, sp3 format. jpl1085[0-6].tro Ground station troposphere estimates for GPS week 1085. jpl1085[0-6].clk GPS and ground station clocks for GPS week 1085, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 9.0 cm A large clock discontinuity (reset) of about 36 microseconds was detected for PRN27 at approximately 14:50 on day 301. 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: NRC1 (not USNO) used as reference clock the entire GPS week 1085. WARNING: Data from PRN15 and PRN28 excluded the entire GPS week 1085. WARNING: Data from PRN02 excluded days 296-300. WARNING: Data from PRN08 excluded day 301. WARNING: Data from PRN24 excluded days 301 and 302. WARNING: Data from LBCH, THU1 excluded day 296. WARNING: Data from LBCH, MAG0, PETP, THU1, UZHL excluded day 297. WARNING: Data from BARB, LBCH, PETP, SOFI excluded day 298. WARNING: Data from AREQ, LBCH, PETP excluded day 299. WARNING: Data from ISTA, LBCH, PETP excluded day 300. WARNING: Data from KELY, LBCH, PETP excluded day 301. WARNING: Data from ESTI, LBCH, PETP excluded day 302. 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 1085 (2000 Oct 22 - Oct 28) 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 51839.50 -41264 266199 1358334 11312 36 44 162 162 42 0 24 -1692 1598 51840.50 -42687 267734 1347080 11194 40 50 171 171 42 0 24 -1523 1792 51841.50 -43799 269343 1335742 11482 36 44 162 162 42 0 24 -1228 1716 51842.50 -44901 270845 1324161 11680 37 44 164 164 42 0 24 -1894 1397 51843.50 -46288 272713 1312345 11952 35 41 157 157 42 0 24 -1852 1882 51844.50 -47687 274393 1300198 12342 34 42 158 158 42 0 23 -1874 1106 51845.50 -48879 275749 1287489 13076 37 44 168 168 42 0 24 -1526 342 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1085: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1085 (2000 Oct 22 - Oct 28) 00 10 22 00 10 23 00 10 24 00 10 25 00 10 26 00 10 27 00 10 28 prn 3d rss (cm) 1 15 19 20 17 13 11 15 2 38 38 3 12 8 7 6 6 6 8 4 8 5 6 12 8 11 12 5 4 6 3 8 6 9 7 6 11 7 6 6 6 7 9 7 13 14 16 8 17 17 17 8 10 8 9 9 6 16 9 5 8 7 6 6 7 5 10 6 9 5 9 8 11 10 11 11 19 12 7 12 12 6 13 13 11 14 11 19 6 10 17 7 8 5 7 8 5 8 19 9 7 8 12 20 14 22 20 21 14 11 12 9 14 18 21 9 10 9 8 8 7 6 22 9 8 8 7 11 11 8 23 15 11 22 22 8 8 10 24 6 6 6 22 30 25 13 13 13 11 9 11 10 26 4 8 7 9 7 6 9 27 10 8 10 9 14 8 13 29 13 12 8 7 13 8 10 30 22 8 6 8 9 8 8 31 6 12 8 3 5 6 12 _______________________ 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 1085 (2000 Oct 22 - Oct 28) receiver/transmitter (dot means point positioned, * 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 .103 1.73 34.8 3.77 3.46 AOML 1.0 42.1 .289e-02 60.0 5.00 2.61 AREQ* 3.0 35.8 130. 24.7 4.00 2.77 ARTU 4.0 24.8 -.890e-01 36.5 4.28 2.76 ASC1 5.5 936. -.269e-02 75.3 6.00 2.33 AUCK* 6.8 19.8 .266e-02 63.8 4.17 2.99 BAHR* 4.0 .602 763. 32.5 4.27 3.34 BJFS 2.0 1.35 693. 21.5 5.10 3.12 CAS1* 5.0 11.4 -.336e-02 29.2 3.83 1.17 CIC1 2.9 60.1 -.226e-02 68.9 4.00 2.61 COCO 7.0 83.1 -.578e-03 26.7 5.48 2.95 DAV1* 6.9 15.0 -.264e-02 126. 3.30 1.08 DGAR 6.8 31.6 -.777e-02 33.1 6.91 2.48 FAIR* 6.7 .275 -1.90 24.4 3.75 .890 FLIN .9 15.7 -.544e-02 71.0 4.00 2.43 FORT* 5.4 .625e+07 -178. . 6.14 1.39 GALA 3.9 34.3 -.122 24.3 4.28 3.38 GOUG 4.8 .289e+06 503. 60.0 5.00 2.29 GUAM* 7.0 42.9 -.161 47.0 8.31 3.50 GUAT 3.0 .289e+06 490. 92.1 5.36 1.58 HARV 1.0 20.9 -.143e-01 64.0 5.00 3.35 HOB2* 3.0 .828e-01 -47.4 37.4 5.00 3.39 HOLB 1.0 58.0 125. 43.0 5.00 3.55 HRAO 7.0 .287e+06 510. 79.0 5.03 3.20 INEG .9 .288e+06 1.58 59.0 4.00 .847 IRKT* 7.0 1.09 -.318 64.5 4.16 2.53 ISTA 1.0 25.6 -.101 23.0 4.00 3.34 JAB1 5.7 36.9 -.150 59.9 6.39 2.94 JAMA 2.8 30.4 -.967e-01 41.0 5.39 3.04 JPLM 1.0 .160e+05 47.5 66.0 4.00 2.76 KELY 1.6 11.5 -.452e-02 73.5 5.52 1.07 KERG* 3.9 .289e+06 489. 54.1 5.52 2.00 KIT3* 7.0 21.5 -.104e-01 44.3 5.16 3.58 KOKB* 6.7 1.39 -2.26 39.5 5.20 1.10 KOUR* 6.4 .414e+05 117. 59.7 6.59 2.28 KUNM 1.0 91.2 -.571e-01 90.0 5.00 2.24 KWJ1* 6.1 .422e+06 32.6 79.5 6.20 1.03 LHAS* 6.0 17.2 -.130e-02 32.3 4.36 3.64 MAC1* 6.6 15.8 -.112 32.4 4.00 1.60 MAG0 3.6 21.1 -.871e-01 38.8 4.53 2.46 MALI* 5.7 .862e+07 -822. . 7.00 1.70 MAS1* 3.0 2.45 .950 29.7 4.00 3.18 MAW1 3.0 22.8 -.173e-02 36.4 3.72 1.33 MCM4* 2.0 .802e+04 24.4 58.0 4.53 .974 NOUM 1.0 .289e+06 508. 74.0 5.00 1.98 NRC1 6.9 . . 45.1 4.15 3.51 NRIL 3.0 21.4 -.892e-01 34.6 4.00 1.91 NYA1 1.0 .115 -.320 27.0 3.00 .843 NYAL* 5.9 .193 -.801 52.3 3.70 1.08 OHIG* 7.0 35.7 -.240e-02 73.6 4.16 1.88 ONSA* 5.9 15.0 -.494e-01 44.5 4.74 2.41 PERT* 1.0 164. .641 62.0 4.00 2.46 RAMO 3.0 39.7 -.113 57.5 6.36 2.41 SANT* 6.4 299. -.584e-01 30.7 3.88 1.06 SFER 2.9 29.2 837. 67.1 4.68 2.26 SIO3 1.8 31.8 -.100 28.5 4.53 2.53 SYOG 2.0 .279e+06 477. 47.5 5.52 1.33 THTI 3.9 .289e+06 500. 79.0 6.76 2.15 TIDB* 6.9 .461e+05 700. 31.0 5.58 3.25 TIXI 2.8 16.7 -.787e-01 40.0 4.00 1.94 TSKB* 6.0 1.60 1.45 72.9 4.19 2.73 USUD 2.0 .460 590. 34.0 5.00 3.40 VESL 1.9 .289e+06 506. 53.5 5.00 2.40 WHIT 2.0 15.7 -16.3 29.5 4.00 2.07 WTZR* 5.9 110. -1.04 53.0 4.84 2.79 WUHN 3.0 .205e+07 264. 54.3 6.00 3.60 YAR1* 5.7 561. -.636e-01 65.2 3.88 1.72 YEBE 1.0 .194 300. 49.0 4.00 2.04 YELL* 5.9 .119 .515 40.8 3.86 1.46 ZECK 2.0 19.5 -.586e-02 72.0 4.00 2.65 PRN01 7.0 3.33 150. 52.5 5.00 1.96 PRN02 1.7 2.94 -290. 49.5 5.53 1.87 PRN03 7.0 2.11 51.6 49.2 5.00 2.06 PRN04 7.0 1.16 518. 55.7 5.00 1.88 PRN05 6.8 3.28 270. 52.9 5.16 2.05 PRN06 7.0 7.09 .167e-01 50.9 5.00 2.19 PRN07 7.0 1.87 256. 51.8 5.00 2.11 PRN08 6.0 2.97 610. 50.4 5.00 1.98 PRN09 7.0 2.51 -14.1 51.5 5.00 2.19 PRN10 7.0 2.30 58.6 57.3 5.00 2.04 PRN11 7.0 .567 .344 53.7 5.00 1.95 PRN13 7.0 .327 .652e-01 61.2 5.00 1.98 PRN17 7.0 3.62 -280. 52.8 5.00 2.35 PRN19 7.0 3.74 330. 50.1 5.00 1.84 PRN20 7.0 .368 -50.8 54.0 5.00 1.99 PRN21 7.0 4.22 17.7 50.4 5.00 2.22 PRN22 6.7 2.36 375. 55.5 5.16 1.94 PRN23 7.0 5.59 1.70 52.2 5.80 2.24 PRN24 4.9 2.19 11.0 53.2 5.00 2.08 PRN25 7.0 2.72 9.09 49.1 5.16 1.84 PRN26 7.0 .809 18.1 52.0 5.00 2.09 PRN27 6.9 .307e+04 31.0 49.1 4.59 1.87 PRN29 7.0 .920 182. 48.3 4.87 2.24 PRN30 6.7 1.96 -43.6 52.8 5.00 1.94 PRN31 7.0 3.09 16.0 53.4 5.00 1.91 _______________________ 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 00 10 22 00 10 23 00 10 24 00 10 25 00 10 26 00 10 27 00 10 28 prn 3d rss (cm) 1 268 573 291 237 374 720 456 2 375 486 3 256 192 196 178 295 426 249 4 187 252 391 301 219 183 358 5 473 396 367 358 377 458 486 6 619 741 571 597 492 517 598 7 256 318 541 450 320 519 452 8 316 291 433 561 370 338 9 411 710 546 364 306 300 248 10 282 331 364 463 506 381 342 11 879 173 308 328 313 274 443 13 485 644 327 354 584 402 679 17 307 473 311 363 466 407 403 19 414 662 668 312 335 318 476 20 226 338 306 267 257 299 287 21 549 555 274 312 764 377 720 22 414 531 315 285 452 330 362 23 558 529 468 1144 692 643 1389 24 314 410 533 589 1294 25 236 164 339 310 313 487 554 26 413 318 436 212 204 184 160 27 523 344 354 226 327 314 336 29 336 344 209 222 253 261 339 30 325 167 206 242 238 235 345 31 565 312 321 353 418 584 287 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo aoml areq artu asc1 auck bahr bjfs cas1 cic1 coco dav1 dgar fair flin fort gala goug guam guat harv hob2 holb hrao ineg irkt ista jab1 jama jplm kely kerg kit3 kokb kour kunm kwj1 lhas mac1 mag0 mali mas1 maw1 mcm4 noum nrc1 nril nya1 nyal ohig onsa pert ramo sant sfer sio3 syog thti tidb tixi tskb usud vesl whit wtzr wuhn yar1 yebe yell zeck