Date: Mon, 30 Oct 2000 15:59:43 -0800 (PST) From: David C Jefferson Message-Id: <200010302359.PAA04631@cobra.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-7689] Wk 1084 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 30 Oct 15:59:53 PST 2000 Message Number 7689 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1084 (DAYS 289-295, DATES 2000 Oct 15 - Oct 21) ****************************************************************************** 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/1084. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl10847.sum This text file. jpl10847.erp Earth rotation parameters for GPS week 1084. jpl10847.snx Ground station coordinates for GPS week 1084, SINEX format. jpl1084[0-6].sp3 GPS ephemerides for GPS week 1084, sp3 format. jpl1084[0-6].tro Ground station troposphere estimates for GPS week 1084. jpl1084[0-6].clk GPS and ground station clocks for GPS week 1084, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 8.0 cm A large clock discontinuity (reset) of about 563 microseconds was detected for PRN26 at approximately 09:00 on day 293. 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 1084. WARNING: Data from PRN15 and PRN28 excluded the entire GPS week 1084. WARNING: Data from PRN01 excluded day 290. WARNING: Data from PRN02 excluded days 293-295. WARNING: Data from ESTI, PETP, SOL1, WTZT, WUHN excluded day 289. WARNING: Data from ESTI, HARV, LBCH, PETP, SOL1, WTZT excluded day 290. WARNING: Data from LBCH, PETP excluded day 291. WARNING: Data from KOUR, LBCH, PETP, WTZT excluded day 292. WARNING: Data from JAMA, KOUR, LBCH, PETP, UNSA, WTZT excluded day 293. WARNING: Data from BARH, KELY, KOUR, MATE, PETP, UNSA, WTZT excluded day 294. WARNING: Data from IISC, KOUR, LPGS, PERT, PETP, TEGU, THU1, UNSA, VILL, WTZT, YEBE excluded day 295. 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 1084 (2000 Oct 15 - Oct 21) 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 51832.50 -29315 259889 1437868 11163 36 41 143 143 42 0 25 -2277 750 51833.50 -31357 260903 1426633 11307 35 43 148 148 42 0 24 -2063 716 51834.50 -33107 261595 1415161 11637 35 41 141 141 42 0 25 -1753 658 51835.50 -34786 262402 1403574 11537 33 40 142 142 42 0 25 -1825 984 51836.50 -36439 263189 1392157 11297 37 46 163 163 42 0 24 -2045 1459 51837.50 -38307 264146 1380919 11179 35 44 160 160 42 0 24 -1668 923 51838.50 -39904 265121 1369661 11336 37 46 164 164 42 0 24 -1466 945 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1084: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1084 (2000 Oct 15 - Oct 21) 00 10 15 00 10 16 00 10 17 00 10 18 00 10 19 00 10 20 00 10 21 prn 3d rss (cm) 1 9 12 15 15 20 15 2 8 13 24 26 3 4 5 6 4 6 3 17 4 5 10 7 33 20 4 6 5 5 4 5 14 10 4 12 6 8 7 6 8 11 8 6 7 3 8 14 31 11 9 12 8 10 8 6 8 8 9 8 9 8 3 4 21 18 8 6 10 9 6 6 10 8 7 6 11 7 14 17 25 10 12 13 13 5 6 9 9 6 10 9 17 9 5 6 8 7 8 5 19 6 7 9 16 13 9 10 20 8 12 13 12 15 11 11 21 6 7 5 5 7 7 6 22 7 3 3 5 8 7 6 23 8 6 4 20 10 9 14 24 7 4 6 12 16 9 6 25 9 10 10 6 12 5 8 26 6 7 5 7 4 6 6 27 9 6 6 10 8 11 11 29 8 10 9 8 12 9 8 30 5 6 6 19 13 4 18 31 6 8 7 4 6 5 9 _______________________ 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 1084 (2000 Oct 15 - Oct 21) 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 .883e-01 1.70 33.7 3.87 3.55 AMMN 1.9 29.7 -.118 33.5 5.00 2.95 AOML 6.0 31.2 -.685e-02 60.3 4.90 2.91 AREQ* 1.0 22.5 77.8 24.0 4.00 2.15 ARTU 4.0 21.9 -.775e-01 37.0 4.26 2.65 ASC1 6.7 314. .147e-01 71.5 5.61 2.32 AUCK* 7.0 20.0 .490e-02 59.3 5.40 2.87 BAHR* 1.0 .340 763. 32.0 5.00 3.69 BARB .8 27.1 -.876e-01 23.0 6.00 3.30 BJFS 1.0 1.43 692. 20.0 4.00 3.32 CAGL 1.0 50.8 -.255e-01 63.0 4.00 2.50 CAS1* 6.0 11.5 -.185e-02 29.4 3.71 .930 CIC1 5.0 45.6 .318e-02 63.9 4.43 2.84 COCO 7.0 15.5 .171e-02 26.6 5.15 3.76 DAEJ 2.0 1.92 563. 60.0 5.00 2.43 DAV1* 7.0 15.4 -.517e-03 63.0 3.61 1.19 DGAR 5.5 32.5 -.567e-02 33.4 5.52 2.91 FAIR* 6.9 1.72 -1.84 32.8 3.47 .907 FORT* 5.9 81.1 -.363 . 5.74 1.41 GALA 5.8 34.4 -.124 24.9 4.37 2.95 GOUG 2.5 .288e+06 493. 60.2 5.70 3.02 GUAM* 7.0 43.4 -.157 46.8 7.87 3.37 GUAT 1.0 .288e+06 504. 78.0 6.00 1.51 HARV 1.0 26.3 -.229e-01 62.0 5.00 3.36 HRAO 7.0 .289e+06 505. 77.7 5.03 3.67 IISC 1.7 62.7 -.273e-01 89.0 6.00 1.98 IRKT* 7.0 .568 -.249 66.7 4.31 2.51 JAB1 5.9 37.8 -.140 60.9 6.08 3.03 KELY 2.9 .896e+04 .178 67.4 5.31 1.48 KERG* 7.0 .289e+06 500. 53.9 5.59 2.37 KIT3* 7.0 23.8 -.776e-02 45.7 5.16 3.64 KOKB* 6.9 1.66 -2.26 46.3 5.15 1.17 KOUR* 3.0 37.5 -.138 49.6 6.00 2.46 KWJ1* 6.0 101. -.259e-01 73.3 5.83 1.04 LHAS* 6.9 13.8 .237e-02 32.1 4.73 3.67 MAC1* 6.8 16.4 -.104 32.7 4.54 2.04 MAG0 3.9 21.6 -.881e-01 39.8 4.26 2.69 MALI* 5.5 .172e+04 -4.30 . 7.00 1.62 MAS1* 5.9 160. 1.39 29.8 4.00 2.83 MAW1 2.9 23.1 .641e-02 35.7 4.00 1.33 MCM4* 1.0 30.2 63.0 66.0 4.00 .926 NICO 4.0 19.2 .274e-03 24.3 4.76 3.58 NKLG 4.9 .287e+06 489. 73.4 7.80 1.60 NRC1 7.1 . . 45.7 4.16 3.75 NRIL 4.0 17.7 -.876e-01 36.5 4.00 2.09 NYA1 2.0 43.5 .328e-01 29.5 3.55 1.03 NYAL* 4.0 .116 -.659 55.4 4.00 1.27 OHIG* 7.0 82.0 -.626e-03 75.9 4.00 1.99 ONSA* 7.0 13.4 -.466e-01 44.9 4.16 2.51 PERT* 1.0 1.99 .837 66.0 4.00 2.42 REYK .9 9.66 -.200e-01 57.0 6.00 1.81 SANT* 6.4 188. .223 34.9 3.89 1.21 SFER .9 .747 837. 71.0 4.00 2.02 SIO3 .9 25.3 -.908e-01 24.0 5.00 2.54 STJO 1.0 2.97 .708 34.0 4.00 3.55 SYOG .9 .287e+06 508. 56.0 5.00 2.11 THTI 7.0 .289e+06 502. 78.6 6.31 2.18 THU1* 1.0 15.8 -.223e-01 49.0 7.00 .973 TIDB* 7.0 .257 522. 30.6 6.00 3.87 TIXI 3.0 19.4 -.713e-01 40.0 4.35 2.35 TOW2 1.0 26.6 .547e-02 20.0 5.00 3.82 TSKB* .9 2.05 1.48 78.0 4.00 3.02 USUD 1.9 .363 591. 32.0 5.00 3.38 VESL 1.8 .289e+06 507. 57.0 4.54 2.30 WHIT 1.0 19.1 -12.0 31.0 3.00 2.82 WTZR* 6.0 .263 -1.15 53.3 4.53 2.84 WUHN 2.7 39.6 -.921e-01 67.6 6.00 3.40 YAR1* 5.4 .574e+04 1.13 58.1 3.96 1.65 YAR2 1.0 417. .151e-02 36.0 3.00 1.82 YELL* 5.9 .175 .538 43.2 4.00 1.72 PRN01 6.0 4.03 149. 48.4 5.00 2.06 PRN02 3.7 2.36 -284. 48.5 5.00 1.96 PRN03 7.0 2.34 49.6 48.9 5.16 2.10 PRN04 7.0 1.38 502. 54.4 5.52 2.17 PRN05 6.7 2.83 269. 52.6 5.33 2.05 PRN06 7.0 7.05 -.162e-01 50.5 5.15 2.18 PRN07 7.0 2.14 227. 51.5 5.53 2.23 PRN08 7.0 3.09 593. 48.2 4.87 2.16 PRN09 7.0 1.99 -13.0 49.7 5.33 2.15 PRN10 7.0 2.41 58.2 52.5 5.00 2.25 PRN11 7.0 .326 .295 50.8 5.00 2.01 PRN13 7.0 .219 .363e-01 58.0 5.00 2.18 PRN17 7.0 4.14 -279. 52.0 5.00 2.33 PRN19 7.0 4.90 323. 49.3 4.73 2.13 PRN20 7.0 .504 -51.1 54.6 5.00 2.12 PRN21 7.0 3.92 17.4 49.5 4.87 2.10 PRN22 6.6 1.35 361. 54.5 5.00 1.94 PRN23 7.0 5.17 1.31 51.0 5.15 2.32 PRN24 7.0 2.08 9.49 51.4 5.15 2.10 PRN25 7.0 2.34 8.96 51.0 5.00 1.88 PRN26 6.9 .455e+05 403. 47.9 5.14 2.09 PRN27 7.0 4.04 34.3 47.0 4.60 2.10 PRN29 7.0 .789 163. 50.7 5.00 2.09 PRN30 6.7 2.17 -42.6 51.9 5.62 2.01 PRN31 7.0 2.90 15.1 51.2 5.00 2.10 _______________________ 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 15 00 10 16 00 10 17 00 10 18 00 10 19 00 10 20 00 10 21 prn 3d rss (cm) 1 327 608 265 287 362 351 2 651 627 541 626 3 215 218 201 182 194 178 296 4 360 343 350 501 415 355 323 5 343 449 615 542 422 454 438 6 516 576 555 512 453 470 513 7 245 545 459 323 313 303 311 8 282 366 315 272 334 267 265 9 287 257 242 279 231 240 237 10 489 458 428 366 332 227 231 11 204 206 226 218 280 746 547 13 548 309 469 492 403 419 578 17 439 262 260 401 304 406 542 19 239 270 359 283 788 437 373 20 457 414 322 469 398 251 234 21 352 385 669 379 555 335 274 22 369 309 279 279 200 234 643 23 852 876 576 1661 955 925 710 24 469 399 424 446 441 482 535 25 249 311 327 462 370 329 614 26 264 263 319 251 177 226 149 27 356 403 249 276 259 313 413 29 230 212 297 260 329 361 338 30 178 310 396 464 253 275 255 31 382 461 1025 457 582 239 228 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo ammn aoml areq artu asc1 auck bahr barb bjfs cagl cas1 cic1 coco daej dav1 dgar fair fort gala goug guam guat harv hrao iisc irkt jab1 kely kerg kit3 kokb kour kwj1 lhas mac1 mag0 mali mas1 maw1 mcm4 nico nklg nrc1 nril nya1 nyal ohig onsa pert reyk sant sfer sio3 stjo syog thti thu1 tidb tixi tow2 tskb usud vesl whit wtzr wuhn yar1 yar2 yell