Date: Tue, 11 Jul 2000 15:36:02 -0700 (PDT) From: David C Jefferson Message-Id: <200007112236.PAA05309@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-7349] Wk 1068 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 11 Jul 15:36:02 PDT 2000 Message Number 7349 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1068 (DAYS 177-183, DATES 2000 Jun 25 - Jul 01) ****************************************************************************** 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/1068. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl10687.sum This text file. jpl10687.erp Earth rotation parameters for GPS week 1068. jpl10687.snx Ground station coordinates for GPS week 1068, SINEX format. jpl1068[0-6].sp3 GPS ephemerides for GPS week 1068, sp3 format. jpl1068[0-6].tro Ground station troposphere estimates for GPS week 1068. jpl1068[0-6].clk GPS and ground station clocks for GPS week 1068, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 7.0 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: ALGO (not USNO) used as reference clock the entire GPS week 1068. WARNING: Data from PRN02, PRN15, and PRN18 excluded the entire GPS week 1068. WARNING: Data from PRN04 and PRN16 excluded day 179. WARNING: Data from PRN20 excluded days 179 and 180 due to a maneuver. WARNING: Data from UPAD, WTZT excluded day 177. WARNING: Data from AMC2, LBCH, METS, WTZT excluded day 178. WARNING: Data from BARB, CORD, LBCH, WTZT excluded day 179. WARNING: Data from LBCH, WTZT excluded day 180. WARNING: Data from CIT1, KOSG, KOUR, LBCH, QUIN, UPAD, WTZT excluded day 181. WARNING: Data from AMMN, CHIL, GALA, GUAM, KELY, LBCH excluded day 182. WARNING: Data from AMMN, CHIL, LBCH, TEGU, WTZT excluded day 183. 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 1068 (2000 Jun 25 - Jul 01) 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 51720.50 108479 287568 1858299 581 32 35 126 126 42 0 25 172 -1684 51721.50 108774 286297 1857605 808 34 37 142 142 42 0 25 261 -1746 51722.50 109257 284880 1856308 1785 33 34 154 154 42 0 22 289 -1403 51723.50 109936 283656 1854668 1495 31 35 145 145 42 0 24 827 -1142 51724.50 110155 282441 1853218 1405 29 30 124 124 42 0 25 714 -1166 51725.50 110168 281000 1852025 982 31 32 127 127 42 0 25 416 -1637 51726.50 110173 279455 1850968 1131 29 29 128 128 42 0 25 239 -1033 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1068: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1068 (2000 Jun 25 - Jul 01) 00 6 25 00 6 26 00 6 27 00 6 28 00 6 29 00 6 30 00 7 1 prn 3d rss (cm) 1 7 6 11 10 7 8 4 3 19 13 12 12 10 16 15 4 6 5 6 5 4 3 5 8 11 4 5 4 3 8 6 11 11 5 5 5 6 14 7 6 6 14 8 6 3 6 8 7 3 8 4 4 4 4 9 6 8 4 4 2 2 5 10 11 11 4 4 6 5 8 11 7 7 13 9 9 7 11 13 5 5 10 6 4 7 10 16 8 2 6 7 7 6 17 18 16 8 8 8 8 10 19 9 3 11 12 10 9 5 20 9 5 9 9 12 21 10 9 6 9 10 6 9 22 5 8 8 10 10 7 14 23 9 10 10 7 7 9 7 24 6 7 5 6 5 8 6 25 10 6 6 7 4 6 5 26 5 6 5 3 4 5 6 27 5 3 7 4 3 5 5 29 9 5 3 8 3 5 8 30 7 4 3 4 6 4 4 31 6 5 8 11 8 5 8 _______________________ 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 1068 (2000 Jun 25 - Jul 01) 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* 6.9 . . 34.1 5.17 3.23 ALIC 1.0 74.6 -.188e-01 46.0 5.00 2.97 AREQ* 2.0 .127e+05 79.5 28.5 4.53 3.65 ARTU 6.0 12.3 -.835e-01 39.7 6.25 2.54 ASC1 5.5 26.6 -.553e-02 82.6 6.86 2.75 AUCK* 5.0 16.9 -.136e-02 49.0 4.88 2.57 BAHR 5.9 .841 449. 35.3 4.19 3.77 BJFS 2.0 .594 980. 20.0 5.52 3.26 BRMU* 1.0 18.4 .383e-02 53.0 5.00 3.48 CHAT* 2.0 25.7 -.301e-02 80.5 5.00 2.83 COCO 3.0 12.5 .112e-02 29.0 6.00 4.27 CRO1 2.0 .983e-01 -.170e-01 46.0 4.55 2.91 DAV1* 6.9 14.9 -.176e-02 56.5 3.80 1.20 DGAR 6.9 12.6 -.487e-02 32.0 5.73 2.94 EISL 7.0 25.3 -.348e-02 68.0 4.87 2.87 FAIR* 6.9 .611 .588 27.2 5.32 2.06 FORT* 7.0 .144e+05 -80.8 97.5 5.87 1.88 GALA 3.9 25.3 -.947e-01 28.5 4.76 5.29 GOL2 6.9 257. .730 45.6 4.32 1.86 GOUG 4.8 .290e+06 508. 51.0 5.43 2.74 GUAM* 5.8 21.7 -.126 48.8 7.83 3.40 HARK* 7.0 10.3 279. 60.4 5.00 2.79 HOB2* 4.0 .145 -6.88 33.0 5.00 3.13 HRAO 3.0 .273e+06 212. 81.3 4.00 3.24 IISC 7.0 43.2 -.185e-01 83.7 5.16 2.27 IRKT* 4.8 1.34 -.832 68.3 4.83 2.59 JAB1 5.7 20.3 -.102 57.8 5.00 2.99 JAMA 4.0 18.6 -.861e-01 62.8 6.27 3.28 KELY 2.3 .184e+04 -.559 59.6 5.42 1.29 KERG* 7.0 .288e+06 504. 44.4 5.31 2.39 KOKB* 7.0 .123 -2.43 58.9 6.28 3.02 KOUR* 3.6 20.4 -.959e-01 53.7 7.65 4.22 KUNM 2.9 48.6 -.166e-01 84.5 5.37 2.42 LHAS* 3.9 13.6 -.363e-03 34.5 5.00 3.45 MAC1* 4.5 12.6 -.893e-01 32.2 4.00 2.16 MAG0 5.0 .221e+06 -13.5 45.6 5.22 2.32 MALI 7.0 26.1 -346. . 8.16 1.83 MANA 2.9 .289e+06 505. 92.4 7.33 2.14 MCM4* 5.8 .678e+04 23.6 47.0 4.54 1.14 MKEA .9 21.7 -.108 26.0 5.00 2.10 NKLG 7.0 .289e+06 504. 77.0 7.00 1.82 NOUM 1.0 .289e+06 12.6 60.0 4.00 2.57 NTUS 3.8 .697e+04 -.445 63.3 7.25 1.03 NYAL* 5.0 7.96 -.904e-01 59.1 4.23 1.81 ONSA* 5.8 7.60 -.550e-01 42.3 4.36 2.55 PETP 1.0 12.7 -.714e-01 43.0 6.00 3.03 RAMO 1.0 24.0 -.106 47.0 5.00 2.41 REYK 2.0 81.8 -.712e-02 67.5 6.00 2.21 RIOG 2.8 13.6 -.704e-01 17.2 4.00 2.60 SANT* 6.1 120. -.208 27.8 5.33 2.38 SELE 2.0 63.1 -.269e-02 56.5 4.53 2.70 SFER 7.0 .538 93.0 89.9 4.63 2.48 STJO 1.0 2.32 .597 26.0 5.00 3.72 THTI 7.0 .290e+06 498. 80.6 6.34 2.14 THU1* 2.0 16.2 -.204e-02 52.0 6.52 2.07 TID2* 7.0 151. -.215 33.4 4.73 2.07 TIXI 1.0 8.94 -.749e-01 43.0 5.00 2.44 TSKB* 6.9 130. -.208 74.6 4.24 2.44 URUM 2.0 61.1 -.928e-02 38.0 6.00 3.17 USUD 4.0 .142 -1.27 39.5 4.27 1.89 VESL 4.0 .289e+06 502. 28.7 4.76 2.28 WTZR* 7.0 .833 1.25 57.1 5.00 3.06 YAKZ 1.0 10.7 -.881e-01 53.0 5.00 2.70 YAR1* 6.9 228. .489 59.3 4.03 2.07 YELL* 6.9 .184 .853e-01 42.2 4.44 1.63 PRN01 7.0 3.96 134. 51.0 5.15 2.34 PRN03 6.8 2.60 16.6 53.9 5.16 2.28 PRN04 6.0 1.04 155. 53.8 5.18 2.31 PRN05 7.0 3.04 255. 58.3 5.31 2.40 PRN06 6.7 7.80 1.32 55.7 5.16 2.18 PRN07 6.7 1.59 188. 59.2 5.44 2.24 PRN08 7.0 3.47 204. 53.3 5.00 2.35 PRN09 7.0 1.85 -50.8 53.6 5.45 2.44 PRN10 7.0 2.78 52.9 60.0 5.00 2.10 PRN11 7.0 .407 441. 54.9 5.46 2.46 PRN13 6.9 .779 -791. 57.7 5.15 2.05 PRN16 6.0 5.11 -4.69 54.5 5.35 2.37 PRN17 7.0 3.99 -262. 56.6 5.16 2.32 PRN19 7.0 4.46 218. 52.9 5.00 2.32 PRN20 4.6 .542 -30.4 55.4 5.59 2.35 PRN21 7.0 2.79 11.6 54.3 5.60 2.54 PRN22 7.0 1.09 45.0 55.0 5.00 2.33 PRN23 7.0 4.59 12.0 58.6 6.00 2.55 PRN24 7.0 1.01 753. 54.3 5.60 2.45 PRN25 7.0 2.40 6.52 54.5 5.16 2.41 PRN26 7.0 .920 487. 54.4 5.46 2.13 PRN27 7.0 3.78 23.7 54.0 5.00 2.37 PRN29 7.0 1.03 669. 57.2 5.30 2.55 PRN30 7.0 1.52 -26.9 56.5 5.00 2.45 PRN31 6.8 3.05 2.82 53.6 5.31 2.11 _______________________ 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 6 25 00 6 26 00 6 27 00 6 28 00 6 29 00 6 30 00 7 1 prn 3d rss (cm) 1 597 624 369 477 501 478 459 3 402 266 300 462 432 346 388 4 564 280 412 352 309 404 5 398 354 359 599 516 489 518 6 673 674 739 606 698 746 655 7 580 404 754 798 652 932 606 8 496 436 372 460 490 459 342 9 293 327 348 243 194 379 285 10 453 301 419 341 558 657 338 11 787 427 718 178 214 236 276 13 565 257 189 199 177 341 262 16 488 293 1360 1386 504 273 17 212 292 191 343 333 312 492 19 243 166 248 334 552 501 259 20 362 279 686 788 640 21 234 282 252 235 383 403 387 22 361 282 433 410 310 513 356 23 780 815 562 941 862 851 832 24 791 1067 668 774 522 398 412 25 372 528 478 674 450 350 311 26 496 180 997 679 413 290 396 27 327 394 268 367 217 248 236 29 883 732 828 972 660 810 768 30 297 331 717 181 193 174 177 31 277 307 291 546 809 639 701 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo alic areq artu asc1 auck bahr bjfs brmu chat coco cro1 dav1 dgar eisl fair fort gala gol2 goug guam hark hob2 hrao iisc irkt jab1 jama kely kerg kokb kour kunm lhas mac1 mag0 mali mana mcm4 mkea nklg noum ntus nyal onsa petp ramo reyk riog sant sele sfer stjo thti thu1 tid2 tixi tskb urum usud vesl wtzr yakz yar1 yell