Date: Fri, 1 Sep 2000 08:51:29 -0700 (PDT) From: David C Jefferson Message-Id: <200009011551.IAA15096@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-7499] Wk 1076 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 01 Sep 08:51:29 PDT 2000 Message Number 7499 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1076 (DAYS 233-239, DATES 2000 Aug 20 - Aug 26) ****************************************************************************** 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/1076. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl10767.sum This text file. jpl10767.erp Earth rotation parameters for GPS week 1076. jpl10767.snx Ground station coordinates for GPS week 1076, SINEX format. jpl1076[0-6].sp3 GPS ephemerides for GPS week 1076, sp3 format. jpl1076[0-6].tro Ground station troposphere estimates for GPS week 1076. jpl1076[0-6].clk GPS and ground station clocks for GPS week 1076, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 8.0 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 PRN28 excluded the entire GPS week 1076. WARNING: Data from PRN15 excluded day 237. WARNING: Data from BARH, ESTI, GRAZ, RIOG, SANT excluded day 233. WARNING: Data from NTUS, WTZT excluded day 234. WARNING: Data from KODK, WES2, WTZT excluded day 235. WARNING: Data from DGAR, KODK, NTUS, WTZT excluded day 236. WARNING: Data from HARV, NTUS, REYK, WTZT excluded day 237. WARNING: Data from DGAR, JAMA, SUTH excluded day 238. WARNING: Data from JAMA, NTUS, WTZT excluded day 239. 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 1076 (2000 Aug 20 - Aug 26) 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 51776.50 66782 244166 1775841 4637 28 32 117 117 42 0 27 -1625 -413 51777.50 65116 243963 1771158 4730 29 32 117 117 42 0 27 -1751 51 51778.50 62910 243783 1765750 6085 28 31 115 115 42 0 27 -1869 -971 51779.50 61396 243447 1759696 6024 28 31 117 117 42 0 27 -1418 -245 51780.50 59917 243064 1753758 5852 32 34 122 122 42 0 25 -1320 -216 51781.50 58470 242846 1748053 5557 28 31 120 120 42 0 27 -1404 434 51782.50 56617 243055 1742348 5854 28 30 105 105 42 0 27 -2020 78 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1076: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1076 (2000 Aug 20 - Aug 26) 00 8 20 00 8 21 00 8 22 00 8 23 00 8 24 00 8 25 00 8 26 prn 3d rss (cm) 1 8 10 9 6 6 6 8 2 8 5 6 7 4 6 6 3 10 14 10 25 27 22 8 4 7 5 11 8 8 5 7 5 8 7 8 6 6 8 5 6 9 12 10 5 7 8 4 7 12 9 19 5 7 4 4 8 6 4 9 6 8 6 5 9 7 7 9 9 11 8 7 10 6 5 10 5 8 6 4 11 15 8 9 14 10 12 14 13 5 8 12 5 7 7 8 15 21 31 36 21 32 36 16 12 8 11 9 6 7 12 17 5 10 10 10 21 20 7 19 9 9 15 6 8 15 9 20 9 8 10 7 6 14 6 21 14 16 14 6 12 10 6 22 4 17 12 8 13 12 5 23 19 23 14 18 13 21 15 24 8 29 26 38 33 8 6 25 8 16 8 11 14 16 17 26 4 12 15 11 7 5 7 27 8 8 12 7 10 8 6 29 8 18 13 9 8 9 30 4 7 6 7 7 5 4 31 11 12 8 12 11 18 14 _______________________ 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 1076 (2000 Aug 20 - Aug 26) 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 .741e-01 .792 36.0 5.18 3.38 AREQ* 6.0 27.3 105. 28.4 5.35 3.65 ARTU 7.0 14.9 -.857e-01 36.7 5.45 2.65 ASC1 6.7 35.4 -.600e-02 78.6 6.16 2.74 AUCK* 6.0 21.4 .251e-02 51.4 5.33 2.71 BAHR* 7.0 .543 785. 32.0 6.31 3.70 BARB 7.0 20.5 -.937e-01 26.9 8.81 3.35 CAS1* 1.0 11.3 -.401e-03 28.0 4.00 .975 CIC1 2.0 39.0 -.234e-03 50.0 5.53 2.53 COCO 6.9 15.7 -.330e-03 32.3 6.15 3.88 DAV1* 6.9 14.1 -.103e-02 79.3 4.18 1.41 DGAR 4.0 22.9 -.520e-02 32.9 5.93 3.01 EISL 5.2 .183e+05 -2.33 70.8 4.84 2.83 FAIR* 7.0 .135 -.154 26.9 5.35 1.98 FORT* 7.0 .214 .452 93.0 5.47 1.83 GOUG 1.0 .288e+06 496. 64.0 6.00 2.66 GUAM* 6.9 24.8 -.137 45.2 8.43 2.83 HOB2* 6.7 .315 -25.7 31.8 5.15 2.34 HOLB 5.0 96.2 288. 44.5 4.85 3.34 HRAO 7.0 .288e+06 504. 78.4 4.74 3.63 IISC 4.6 54.6 -.386e-01 86.0 5.43 1.99 IRKT* 5.9 .534 .270e+04 69.5 5.18 2.71 JAB1 6.9 25.5 -.108 59.0 5.61 2.76 KELY 1.0 17.0 -.465e-02 77.0 6.00 1.57 KERG* 7.0 .289e+06 502. 48.9 5.45 2.39 KOKB* 7.0 .104 -2.35 64.8 6.78 2.88 KUNM 4.3 64.0 -.257e-01 88.2 6.00 2.54 KWJ1* 5.4 .553e+06 .949 54.9 5.86 .895 LHAS* 2.0 12.6 .504e-02 34.0 5.52 3.32 LPGS 1.0 70.0 -.138e-01 47.0 6.00 2.74 MAC1* 6.8 14.9 -.938e-01 31.7 4.55 2.44 MAD2 2.0 .116 -1.22 42.0 8.26 2.88 MAG0 6.0 617. -.853e-01 44.7 5.36 2.75 MALI* 6.8 .244e+05 -76.5 . 7.72 1.64 MANA 1.0 .288e+06 505. 105. 7.00 2.08 MCM4* 5.7 .771e+04 24.8 58.7 5.54 1.09 MDO1* 4.3 23.2 -1.80 56.5 7.49 2.69 NKLG 6.9 .284e+06 497. 71.3 7.15 1.70 NYA1 7.0 .847e-01 -.554 36.5 5.30 1.78 ONSA* 3.7 9.91 -.514e-01 42.2 4.74 2.52 REYK 1.8 8.16 -.657e-03 65.9 6.00 1.90 RIOG 4.0 14.2 -.769e-01 33.3 5.27 2.77 SANT* 5.8 65.7 .138 31.5 5.35 2.58 SFER 5.0 .666 115. 74.1 4.81 2.61 STJO 1.0 4.02 .371 29.0 7.00 3.42 SYOG 1.0 .294e+06 483. 45.0 5.00 1.98 TEGU 6.0 .289e+06 501. 92.6 8.92 1.65 THTI 7.0 .289e+06 500. 81.6 6.22 2.17 TIDB* 7.0 .143 522. 33.4 5.48 3.59 TRAB 1.0 14.2 .474e-01 47.0 7.00 3.08 TSKB* 1.0 126. -275. 63.0 5.00 3.16 USNO 7.5 . . 49.2 6.45 3.56 USUD 7.0 138. -.963 47.7 5.19 2.03 WTZR* 7.0 .215 -.624 52.0 6.22 3.05 WUHN 1.0 26.5 -.956e-01 79.0 7.00 3.68 YAKZ 1.0 14.4 -.900e-01 51.0 6.00 2.54 YAR1* 6.8 396. .382 53.5 4.31 1.93 YELL* 7.0 .168e+05 -11.6 43.9 5.78 1.85 PRN01 7.0 3.47 142. 49.8 5.31 2.46 PRN02 7.0 2.89 -260. 53.8 5.15 2.56 PRN03 7.0 2.48 33.4 53.6 6.03 2.31 PRN04 6.8 .993 353. 55.3 5.74 2.31 PRN05 7.0 2.68 262. 55.0 5.45 2.49 PRN06 7.0 7.35 .670e-02 53.0 5.87 2.42 PRN07 7.0 1.75 123. 56.3 5.45 2.34 PRN08 7.0 2.39 424. 48.7 5.31 2.46 PRN09 7.0 2.36 -4.84 52.8 5.87 2.26 PRN10 7.0 2.96 55.6 55.3 5.45 2.44 PRN11 7.0 .426 550. 56.9 6.30 2.21 PRN13 7.0 .855 -827. 54.4 5.31 2.37 PRN15 5.7 2.80 851. 58.2 9.11 2.16 PRN16 6.8 9.76 -2.27 52.6 4.88 2.08 PRN17 6.7 4.02 -270. 59.6 5.95 2.34 PRN19 6.9 3.34 268. 53.1 5.48 2.23 PRN20 7.0 .478 -64.3 56.2 5.45 2.34 PRN21 7.0 3.06 14.8 55.5 6.38 2.50 PRN22 7.0 1.16 221. 56.9 6.23 2.41 PRN23 7.0 4.27 14.5 57.8 7.02 2.41 PRN24 6.7 .733 778. 52.6 6.36 2.33 PRN25 7.0 2.67 7.60 52.9 6.20 2.34 PRN26 7.0 .833 543. 52.9 5.73 2.36 PRN27 7.0 4.05 28.9 49.6 5.16 2.39 PRN29 6.0 .852 477. 57.0 6.79 2.25 PRN30 7.0 1.41 -34.4 55.1 5.59 2.23 PRN31 7.0 2.46 8.52 54.0 6.04 2.32 _______________________ 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 8 20 00 8 21 00 8 22 00 8 23 00 8 24 00 8 25 00 8 26 prn 3d rss (cm) 1 432 601 648 570 533 703 507 2 256 517 366 510 390 361 510 3 257 383 288 417 415 356 413 4 446 722 549 320 522 691 726 5 820 514 212 246 568 434 356 6 489 518 477 445 525 413 444 7 262 492 174 174 324 208 189 8 233 215 272 298 204 198 173 9 246 451 277 333 225 230 186 10 758 437 429 581 489 550 551 11 210 322 422 574 334 456 295 13 280 168 249 319 534 371 203 15 265 432 380 1071 431 473 16 753 506 428 435 407 852 727 17 332 327 293 241 561 397 427 19 382 283 353 226 323 364 398 20 251 297 352 262 241 281 334 21 407 341 508 323 593 480 250 22 296 308 140 473 257 367 319 23 749 481 465 531 715 297 480 24 215 251 467 312 485 912 310 25 213 206 233 214 279 328 274 26 467 766 238 378 458 567 208 27 308 502 396 304 443 352 518 29 209 268 274 546 1088 614 30 421 344 319 295 251 236 261 31 528 507 197 333 327 278 227 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo areq artu asc1 auck bahr barb cas1 cic1 coco dav1 dgar eisl fair fort goug guam hob2 holb hrao iisc irkt jab1 kely kerg kokb kunm kwj1 lhas lpgs mac1 mad2 mag0 mali mana mcm4 mdo1 nklg nya1 onsa reyk riog sant sfer stjo syog tegu thti tidb trab tskb usno usud wtzr wuhn yakz yar1 yell