Date: Wed, 29 Aug 2001 12:32:54 -0700 (PDT) From: David C Jefferson Message-Id: <200108291932.MAA26398@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8568] Wk 1127 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 29 Aug 12:32:55 PDT 2001 Message Number 8568 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1127 (DAYS 224-230, DATES 2001 Aug 12 - Aug 18) ****************************************************************************** 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/1127. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11277.sum This text file. jpl11277.erp Earth rotation parameters for GPS week 1127. jpl11277.snx Ground station coordinates for GPS week 1127, SINEX format. jpl1127[0-6].sp3 GPS ephemerides for GPS week 1127, sp3 format. jpl1127[0-6].tro Ground station troposphere estimates for GPS week 1127. jpl1127[0-6].clk GPS and ground station clocks for GPS week 1127, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 6.0 cm This week, we add two new candidate global stations. As with other sites, these sites are given the opportunity to participate in the orbit and clock solution as the global site distribution varies. The following nominal coordinates were assumed: X (m) Y (m) Z (m) OBE2 (Oberpfaffenhofen, Germany) 4186558.4962 835027.3904 4723759.4847 ULAB (Ulaanbataar, Mongolia) -1257408.5014 4099404.4839 4707992.7159 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 PRN19 excluded the entire GPS week 1127. WARNING: Data from PRN20 excluded day 225. WARNING: Data from PRN17 excluded days 227-230. WARNING: Data from PRN21 excluded day 230. WARNING: Data from ANKR, GUAM, HILO, HOLP, IRKT, LBCH, WLSN, WTZT excluded day 224. WARNING: Data from HILO, HOLP, ISTA, KELY, LBCH, TORP, WLSN excluded day 225. WARNING: Data from GOUG, HILO, HOLP, KOUR, LBCH, MEDI, NKLG, SSIA, TORP, YAR1 excluded day 226. WARNING: Data from BJFS, HILO, HOLP, LBCH, TORP, WLSN, YAR1 excluded day 227. WARNING: Data from HILO, HOLP, JAB1, JAMA, LBCH, RIOG, WLSN, YAR1 excluded day 228. WARNING: Data from HILO, HOLP, JAB1, LBCH, WES2, WLSN, YAR1 excluded day 229. WARNING: Data from DRAG, HILO, JAB1, LBCH, WLSN excluded day 230. JPL REFERENCE CLOCK TABLE GPS week 1127 (2001 Aug 12 - Aug 18) 2001-08-12 NRC1 2001-08-13 NRC1 2001-08-14 NRC1 2001-08-15 NRC1 2001-08-16 NRC1 2001-08-17 NRC1 2001-08-18 USNO 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 1127 (2001 Aug 12 - Aug 18) 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 52133.50 207200 187527 -406369 2719 30 35 161 161 42 0 26 -2092 -2455 52134.50 204842 185186 -409240 3023 31 36 166 166 42 0 26 -2557 -2777 52135.50 202460 182554 -412023 2544 28 33 160 160 42 0 27 -2370 -2781 52136.50 199824 180199 -414513 2436 29 33 166 166 42 0 26 -2494 -2371 52137.50 197178 178050 -416943 2424 29 37 171 171 42 0 26 -2489 -2396 52138.50 194722 175940 -419484 2657 33 38 178 178 42 0 26 -2679 -2323 52139.50 192103 173575 -422117 2610 30 37 180 180 42 0 25 -2868 -2521 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1127: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1127 (2001 Aug 12 - Aug 18) 01 8 12 01 8 13 01 8 14 01 8 15 01 8 16 01 8 17 01 8 18 prn 3d rss (cm) 1 4 4 6 5 4 8 4 2 4 5 9 8 4 4 3 5 7 7 4 6 4 6 4 9 7 6 10 5 4 4 5 6 6 4 4 4 6 6 6 5 7 3 5 5 9 5 7 8 3 4 8 5 3 3 8 8 6 7 7 4 5 4 9 7 8 8 7 9 7 7 10 8 4 4 4 5 8 4 11 8 6 9 6 8 8 6 13 8 6 8 8 6 4 6 14 6 8 7 8 9 9 3 17 6 7 6 18 4 7 5 9 9 12 14 20 4 5 5 5 5 7 21 10 12 8 14 11 5 22 3 7 5 6 4 8 4 23 12 17 10 14 20 18 12 24 23 24 7 6 6 6 5 25 5 6 4 8 10 4 7 26 9 6 5 5 5 4 6 27 8 7 5 4 4 4 4 28 9 7 6 7 5 6 6 29 5 5 6 8 8 6 3 30 6 4 5 4 4 6 8 31 12 17 12 11 16 9 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 1127 (2001 Aug 12 - Aug 18) 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) | | | | | | | |___ |__ |_______ |_______ |___ |___ |__ ALGO* 7.0 0.123 1.05 37.4 4.45 3.39 ALIC 1.0 178. -0.267e-02 54.0 5.00 3.70 AREQ 2.0 30.9 170. 26.0 4.00 3.31 ARTU 5.0 11.2 -0.757e-01 35.0 4.82 2.49 AUCK* 6.9 24.3 0.498e-02 43.2 4.31 1.80 BAHR* 7.0 0.546 764. 32.7 5.58 3.96 BILI 7.0 11.9 -0.820e-01 40.9 5.16 2.55 CAS1* 1.0 8.26 0.316e-03 27.0 4.00 1.09 CIC1 6.0 60.1 -0.427e-02 43.7 4.84 2.90 CRO1 7.0 0.505e+04 759. 37.0 5.00 3.65 DAV1* 5.8 23.7 -0.220e-02 29.5 3.74 1.26 EISL 7.0 65.1 -0.313e-03 61.7 4.74 2.65 FAIR* 6.3 1.75 -5.18 . 3.46 1.03 FORT* 7.0 0.265 7.68 84.0 5.00 1.87 GALA 6.0 21.5 -0.844e-01 32.8 4.00 4.96 GOUG 1.8 0.289e+06 511. 53.0 5.00 2.50 GUAM* 6.0 22.4 -0.115 38.8 6.52 3.36 HARB 2.0 0.204e+06 705. 50.7 4.00 2.26 HNLC 1.0 30.7 -0.110 40.0 6.00 3.91 HOB2* 3.0 9.66 0.303e-01 33.7 6.00 3.08 HRAO 5.0 23.4 -0.701e-01 73.4 4.00 3.86 IISC 7.0 24.4 -0.100 54.1 6.00 3.17 IRKT* 6.0 0.203 0.169 56.8 5.03 2.70 JPLM 1.0 13.4 210. 49.0 4.00 2.54 KELY 2.7 0.216e+04 -0.973e-01 35.0 5.32 1.64 KERG* 7.0 1.93 16.6 53.5 5.58 2.42 KOKB* 6.8 12.9 0.921 54.5 5.15 1.18 KUNM 5.8 51.5 -0.265e-01 73.5 6.00 2.37 LAE1 7.0 22.5 -0.110 59.9 6.46 3.48 LHAS* 1.0 14.9 -0.601e-02 33.0 5.00 4.04 MAC1* 6.9 15.5 0.391e-02 31.7 3.75 2.05 MAD2 1.0 0.175 -1.19 35.0 5.00 2.22 MALI* 5.0 0.760e+05 281. 67.8 7.20 2.61 MAS1* 6.0 2.17 59.3 43.0 4.53 2.90 MBAR 1.0 29.6 -0.982e-01 29.0 6.00 3.31 MCM4* 6.5 0.822e+04 22.4 49.5 5.08 1.10 METS 0.9 0.203 968. 23.0 4.00 2.42 MSKU 2.0 34.3 -0.759e-01 34.0 5.54 3.12 NKLG 4.6 0.283e+06 538. 68.8 6.00 1.54 NPLD 1.0 0.138 -8.07 52.0 6.00 2.59 NRC1 6.4 . . 44.1 5.05 3.38 NRIL 4.0 10.2 -0.743e-01 21.7 4.76 2.62 NTUS 6.9 11.1 -0.884e-02 62.0 7.01 3.04 NVSK 1.0 0.289e+06 -4.40 71.0 7.00 2.68 NYA1 3.0 276. -0.367 29.3 4.00 1.66 NYAL* 3.0 49.5 -0.195 38.0 4.35 1.39 OBE2 1.0 1.92 0.155 75.0 6.00 2.64 OHIG* 6.2 19.2 0.121e-02 46.3 4.18 2.38 ONSA* 7.0 1.56 317. 43.1 4.74 2.60 PIMO 3.9 23.5 0.572e-02 61.4 4.28 1.06 REYK 2.0 10.7 0.144e-01 61.0 6.00 1.82 RIOG 0.8 14.0 -0.664e-01 33.0 4.00 2.90 SANT* 6.9 19.4 -0.788e-01 19.7 5.00 0.988 SELE 4.0 151. -0.396e-02 45.1 3.52 3.19 SEY1 2.0 47.1 -0.684e-02 76.0 6.00 1.84 SSIA 1.0 0.288e+06 503. 79.0 5.00 1.56 THTI 7.0 5.41 849. 82.7 5.30 2.13 TIDB* 7.0 0.235 318. 28.0 5.59 3.62 TSKB* 7.0 1.26 -1.72 54.0 4.63 3.11 USNO 1.0 . . 41.0 6.00 3.86 USUD 3.0 0.467 375. 30.0 5.08 3.56 WHIT 3.0 31.5 -8.29 29.7 4.00 2.46 WTZR* 6.8 69.3 -0.498 47.1 5.12 2.96 YAR1* 2.0 540. -0.175 63.4 3.75 1.55 YAR2 5.0 5.82 -0.116e+05 29.8 4.63 3.30 YELL* 7.0 0.184 1.22 42.9 5.00 1.98 ZECK 1.0 20.2 -0.198e-02 33.0 4.00 3.64 PRN01 7.0 3.56 190. 45.6 5.00 2.16 PRN02 6.0 2.16 -59.7 49.0 5.00 2.49 PRN03 7.0 1.88 56.8 48.1 5.00 2.31 PRN04 6.8 0.809 608. 48.8 5.15 2.42 PRN05 7.0 4.26 310. 49.2 5.00 2.33 PRN06 7.0 6.83 -2.54 46.0 5.00 2.28 PRN07 7.0 1.68 411. 47.7 5.00 2.39 PRN08 7.0 3.08 478. 47.0 5.00 2.29 PRN09 6.9 2.49 -2.93 46.2 5.00 2.07 PRN10 7.0 2.31 8.59 51.3 5.00 2.60 PRN11 7.0 0.493 3.35 50.2 5.00 2.16 PRN13 7.0 0.277 -4.17 50.9 5.00 2.39 PRN14 7.0 0.273 -121. 49.9 5.00 2.23 PRN17 2.8 4.91 353. 53.7 5.36 2.18 PRN18 7.0 0.424 -73.8 48.7 5.00 2.35 PRN20 6.0 0.284 -91.3 47.3 5.00 2.35 PRN21 6.0 3.60 4.64 51.2 5.00 2.18 PRN22 6.9 3.38 10.7 51.0 5.00 2.41 PRN23 7.0 5.70 18.2 49.7 5.16 2.41 PRN24 6.7 2.83 72.7 48.7 5.88 2.40 PRN25 6.7 2.43 16.4 46.8 5.29 2.30 PRN26 7.0 0.559 560. 47.9 5.00 2.25 PRN27 6.9 4.73 30.6 49.5 5.00 2.25 PRN28 7.0 0.952 -12.0 50.4 5.00 2.34 PRN29 7.0 0.879 627. 48.4 5.00 2.30 PRN30 7.0 1.50 -31.5 47.9 5.00 2.26 PRN31 7.0 3.80 58.5 49.7 5.00 2.16 _______________________ 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 01 8 12 01 8 13 01 8 14 01 8 15 01 8 16 01 8 17 01 8 18 prn 3d rss (cm) 1 618 678 579 586 584 480 677 2 424 438 809 197 369 412 3 329 229 419 531 295 281 390 4 491 392 289 416 590 408 367 5 488 311 195 238 271 293 281 6 608 414 515 468 504 503 596 7 256 330 362 418 253 191 319 8 379 360 366 264 488 397 311 9 476 237 311 424 454 724 380 10 519 313 345 282 370 468 330 11 431 362 274 486 574 446 324 13 262 270 252 264 338 306 249 14 295 277 204 204 182 193 599 17 406 266 1000 18 215 186 201 461 253 217 659 20 419 269 377 542 419 386 21 823 534 276 545 1016 1347 22 459 652 482 362 299 410 223 23 753 429 346 439 635 468 576 24 498 755 650 504 580 286 792 25 234 472 301 282 317 270 335 26 575 171 204 289 208 251 265 27 389 417 339 438 445 561 459 28 532 408 322 312 390 478 344 29 280 284 203 197 332 352 422 30 236 179 147 164 237 230 267 31 483 283 627 631 296 319 196 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo alic areq artu auck bahr bili cas1 cic1 cro1 dav1 eisl fair fort gala goug guam harb hnlc hob2 hrao iisc irkt jplm kely kerg kokb kunm lae1 lhas mac1 mad2 mali mas1 mbar mcm4 mets msku nklg npld nrc1 nril ntus nvsk nya1 nyal obe2 ohig onsa pimo reyk riog sant sele sey1 ssia thti tidb tskb usno usud whit wtzr yar1 yar2 yell zeck