Date: Fri, 1 Jun 2001 16:15:32 -0700 (PDT) From: David C Jefferson Message-Id: <200106012315.QAA03790@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8314] Wk 1115 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 01 Jun 16:15:33 PDT 2001 Message Number 8314 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1115 (DAYS 140-146, DATES 2001 May 20 - May 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/1115. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11157.sum This text file. jpl11157.erp Earth rotation parameters for GPS week 1115. jpl11157.snx Ground station coordinates for GPS week 1115, SINEX format. jpl1115[0-6].sp3 GPS ephemerides for GPS week 1115, sp3 format. jpl1115[0-6].tro Ground station troposphere estimates for GPS week 1115. jpl1115[0-6].clk GPS and ground station clocks for GPS week 1115, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 6.0 cm This week, we add five 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) HILO (Hilo, HI, USA) -5446001.8115 -2533417.4802 2138468.2071 HNLC (Honolulu, HI, USA) -5506798.7611 -2240049.7833 2302720.2972 MAUI (Maui, HI, USA ) -5466068.8855 -2404328.3191 2242127.3144 MSKU (Franceville, Gabon) 6198407.1698 1494056.7354 -180399.5311 PARC (Punta Arenas, Chile) 1255992.4258 -3622975.1314 -5079719.3782 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 excluded the entire GPS week 1115. WARNING: Data from PRN02, PRN17 excluded day 140. WARNING: Data from PRN02, PRN17 excluded day 141. WARNING: Data from PRN02, PRN08, PRN17 excluded day 142. WARNING: Data from PRN17 excluded day 143. WARNING: Data from AREQ, BARH, LBCH, PETP, USNA, WES2 excluded day 140. WARNING: Data from BARH, ESTI, FORT, GUAT, KERG, LBCH, MALI, PETP, SELE, TIXI, TRAB, USNA, WTZR excluded day 141. WARNING: Data from ESTI, FORT, GUAT, KERG, LBCH, MALI, NPLD, PETP, SFER, TIXI, TRAB, WLSN excluded day 142. WARNING: Data from FORT, HILO, KERG, LBCH, MALI, NPLD, PETP, SFER, TIXI, WLSN excluded day 143. WARNING: Data from ESTI, LBCH, NPLD, PETP, SFER, WLSN excluded day 144. WARNING: Data from CHIL, ESTI, KELY, LBCH, NPLD, PETP, SFER, WLSN excluded day 145. WARNING: Data from CHIL, ISTA, LBCH, NLIB, PETP, SFER, WLSN excluded day 146. JPL REFERENCE CLOCK TABLE GPS week 1115 (2001 May 20 - May 26) 2001-05-20 NRC1 2001-05-21 NRC1 2001-05-22 NRC1 2001-05-23 NRC1 2001-05-24 USNO 2001-05-25 NRC1 2001-05-26 NRC1 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 1115 (2001 May 20 - May 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 52049.50 206083 424089 -385778 8337 36 42 152 152 42 0 26 1786 -2962 52050.50 207922 421468 -393638 7383 37 42 152 152 42 0 26 1971 -2585 52051.50 209802 419361 -400690 6721 35 41 149 149 42 0 25 1856 -2022 52052.50 211300 416972 -407060 6019 34 37 140 140 42 0 27 1530 -2474 52053.50 212701 414504 -412846 5553 31 36 140 140 42 0 28 1494 -2328 52054.50 214079 412030 -417998 4750 31 36 135 135 42 0 28 1500 -2762 52055.50 215353 409100 -422347 3948 32 37 136 136 42 0 28 1642 -3010 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1115: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1115 (2001 May 20 - May 26) 01 5 20 01 5 21 01 5 22 01 5 23 01 5 24 01 5 25 01 5 26 prn 3d rss (cm) 1 8 4 4 3 4 4 4 2 7 7 5 4 3 7 6 10 6 6 5 4 4 6 5 11 6 4 8 6 5 9 7 8 7 5 4 4 6 17 14 9 9 6 9 8 7 5 9 8 8 8 9 10 8 7 4 2 3 4 3 9 5 4 6 6 4 5 4 10 7 4 5 8 4 6 8 11 6 8 5 6 6 4 4 13 6 7 6 6 3 10 6 14 12 10 7 5 9 7 7 17 7 9 9 18 9 5 10 11 11 8 11 19 6 5 6 7 6 6 4 20 8 8 6 8 3 3 5 21 21 8 6 9 6 7 7 22 6 5 10 7 6 6 7 23 7 8 9 6 6 6 5 24 11 7 7 7 5 6 8 25 11 13 6 6 4 5 4 26 6 6 9 11 7 3 4 27 6 5 6 6 3 4 2 28 6 5 7 6 5 5 4 29 11 11 6 8 8 9 7 30 5 6 8 8 9 8 8 31 6 4 5 5 4 3 4 _______________________ 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 1115 (2001 May 20 - May 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 2.65 0.648 36.7 4.32 3.56 ALIC 5.0 122. -0.316e-01 53.8 4.44 4.00 ANKR 0.9 63.4 -0.158e-01 32.0 4.00 3.26 AOML 1.0 26.0 -0.523e-02 52.0 5.00 2.55 AREQ* 4.9 0.133e+05 42.7 26.9 4.00 3.12 ARTU 4.0 17.0 -0.956e-01 38.5 5.26 2.49 AUCK* 7.0 19.1 -0.651e-02 43.8 5.45 2.83 BAHR* 6.0 0.446 763. 33.1 4.19 3.87 CAGL 1.0 21.1 -0.488e-02 58.0 5.00 2.30 CAS1* 1.0 14.8 -0.535e-02 27.0 4.00 1.21 CIC1 3.0 45.9 -0.254e-02 52.4 4.00 3.30 COCO 6.0 11.4 -0.780e-02 29.0 6.52 3.72 CORD 2.0 15.6 -0.720e-02 37.3 4.00 1.29 CRO1 0.9 22.6 -0.859e-01 35.0 4.00 3.99 DAV1* 5.9 20.7 -0.103e-01 30.9 4.00 1.56 DGAR 4.7 19.3 -0.120e-01 33.3 5.46 2.83 EISL 5.7 795. -0.358e-01 60.4 5.20 2.45 FAIR* 6.9 0.735 0.211e-01 30.9 4.30 0.985 FORT* 3.9 0.161 -0.222e-01 88.6 5.54 1.65 GUAM* 7.0 16.6 -0.125 52.6 7.00 3.86 HNLC 1.0 29.9 -0.149 41.0 5.00 4.05 HOB2* 3.0 0.161 -3.49 35.8 4.69 3.32 HRAO 4.0 0.538e+04 125. 78.7 4.00 3.44 INEG 2.0 0.292e+06 -11.5 58.0 4.00 0.865 IRKT* 5.8 86.5 0.225 59.3 4.40 1.78 JAB1 1.0 0.287e+06 501. 40.0 5.00 2.58 JAMA 1.0 23.8 -0.101 42.0 6.00 3.86 JPLM 2.0 39.9 40.4 53.1 4.00 2.68 KELY 5.9 32.4 -0.484e-02 39.1 5.17 1.73 KERG* 4.0 1.73 75.1 53.8 5.00 2.76 KIT3* 0.9 116. -0.182e-01 43.0 5.00 3.57 KOKB* 6.9 5.79 0.170 52.2 5.06 1.16 KSTU 1.0 83.0 -0.134e-02 47.0 4.00 2.40 KUNM 6.8 72.4 -0.468e-01 74.7 5.44 2.60 LAE1 5.9 19.0 -0.116 61.2 6.35 4.10 LPGS 4.4 205. -0.191e-01 39.4 4.23 0.818 MAC1* 7.0 11.5 -0.473e-02 30.5 3.59 2.46 MAD2 1.9 0.111 0.433 41.3 5.00 2.06 MAG0 6.9 12.2 -0.895e-01 44.7 4.61 2.70 MALI* 1.9 23.0 47.3 68.5 8.00 2.57 MANA 1.0 0.290e+06 500. 79.0 6.00 1.65 MAS1* 6.0 2.61 59.4 42.2 4.18 3.12 MATE* 2.0 0.121 441. 65.5 5.00 2.25 MAW1 1.0 30.8 -0.687e-02 34.0 4.00 1.97 MCM4* 6.9 0.185e+05 102. 45.6 4.88 0.971 METS 2.0 0.375 248. 40.3 4.00 2.61 NICO 1.0 13.8 -0.376e-02 25.0 4.00 3.09 NKLG 7.0 0.276e+06 495. 70.3 6.71 1.73 NOUM 1.0 0.289e+06 495. 65.0 5.00 1.58 NRC1 6.6 . . 42.1 4.19 3.71 NRIL 5.9 14.1 -0.935e-01 37.8 4.20 2.33 NYA1 4.0 0.149 0.958e-01 36.2 4.00 1.95 NYAL* 3.0 42.5 -0.678e-01 49.7 4.00 1.71 OHIG* 6.9 15.5 -0.507e-02 45.5 4.16 2.31 ONSA* 7.0 0.246 322. 43.4 4.00 2.53 PIMO 4.9 25.4 -0.100e-01 59.4 4.42 0.997 QUIN 2.0 54.8 -0.226e-01 64.0 5.00 2.79 RAMO 1.0 22.3 -0.109 69.0 6.00 2.61 REYK 0.9 9.93 -0.475e-02 51.0 6.00 2.16 RIOP 2.0 79.7 -0.197e-01 69.5 4.00 1.58 SELE 0.9 52.8 -0.218e-01 83.0 4.00 2.68 SEY1 4.8 44.6 -0.117e-01 75.1 6.62 1.63 SHAO* 1.0 20.8 -0.867e-02 70.0 6.00 2.38 SLOR 1.9 0.289e+06 506. 66.9 6.00 1.65 SSIA 2.0 0.290e+06 499. 76.5 6.00 1.50 STJO 1.0 2.11 -1.56 28.0 4.00 3.86 SUTH 2.8 0.368e+04 0.193 50.9 4.37 2.37 THTI 7.0 4.70 618. 77.9 5.44 2.17 TIDB* 6.9 0.186 193. 24.9 5.00 3.51 TRAB 1.0 13.4 0.272e-01 50.0 5.00 3.00 TSKB* 5.7 1.12 -1.25 62.1 3.89 2.96 USNO 1.1 . . 41.0 5.00 4.22 USUD 5.0 0.206 414. 31.2 4.84 3.37 WTZR* 4.8 1.24 -0.729 45.6 4.81 2.99 YAR1* 6.0 549. 0.198 72.2 3.91 1.81 YELL* 7.0 0.115 0.560 44.8 4.48 2.01 ZECK 1.0 26.4 -0.384e-02 58.0 4.00 2.39 PRN01 7.0 4.07 179. 47.4 5.00 2.21 PRN02 4.0 3.41 -19.0 49.8 5.00 2.21 PRN03 6.8 2.23 31.6 48.1 5.00 2.00 PRN04 7.0 0.887 694. 51.6 5.00 2.15 PRN05 7.0 3.51 299. 51.3 4.60 2.17 PRN06 6.9 8.15 -0.939 50.8 5.00 2.14 PRN07 6.8 1.87 563. 54.0 5.00 2.29 PRN08 6.0 5.01 251. 50.0 5.00 2.09 PRN09 7.0 2.06 -46.0 48.2 4.74 2.24 PRN10 6.6 2.49 4.27 58.6 5.00 2.05 PRN11 7.0 0.391 2.17 46.8 5.00 2.23 PRN13 7.0 0.332 -1.95 53.9 5.00 2.25 PRN14 7.0 0.275 -109. 49.8 5.00 2.16 PRN17 3.0 3.96 16.3 52.3 5.00 2.29 PRN18 7.0 0.624 -85.6 48.5 5.30 2.22 PRN19 7.0 5.44 538. 46.3 4.31 2.21 PRN20 7.0 0.292 -72.3 48.1 5.00 2.26 PRN21 6.8 3.33 3.31 49.0 5.00 2.18 PRN22 7.0 1.31 588. 50.7 5.00 2.27 PRN23 6.7 4.78 13.4 51.2 5.60 2.14 PRN24 7.0 2.67 52.4 53.6 5.00 2.29 PRN25 7.0 2.77 13.8 50.3 5.00 2.19 PRN26 7.0 0.849 485. 50.2 5.00 2.31 PRN27 7.0 3.95 21.5 49.9 5.00 2.26 PRN28 7.0 1.07 5.43 50.9 5.00 2.07 PRN29 7.0 0.949 555. 49.8 5.00 2.22 PRN30 7.0 2.01 -20.8 50.7 4.87 2.00 PRN31 6.9 3.46 45.2 48.5 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 5 20 01 5 21 01 5 22 01 5 23 01 5 24 01 5 25 01 5 26 prn 3d rss (cm) 1 567 528 281 562 582 325 403 2 659 450 288 320 3 322 464 260 322 315 303 280 4 184 136 164 223 227 219 258 5 451 201 271 208 282 320 275 6 959 544 661 883 1164 579 692 7 406 421 446 633 643 456 301 8 320 294 293 443 377 440 9 248 165 227 208 227 382 266 10 319 294 307 395 543 280 489 11 300 414 480 238 258 286 361 13 300 290 291 283 308 292 248 14 217 277 237 302 243 471 421 17 472 1806 810 18 284 291 280 225 205 220 274 19 250 243 340 348 244 234 238 20 258 297 248 233 332 224 212 21 1594 620 511 290 312 884 796 22 245 217 209 187 155 181 236 23 429 768 1550 1075 652 890 432 24 475 503 419 254 344 245 269 25 169 183 274 301 510 442 406 26 196 220 255 395 152 200 359 27 320 247 330 375 380 304 247 28 302 349 253 254 328 284 294 29 294 181 214 186 132 205 209 30 480 247 340 209 351 234 197 31 364 258 296 499 306 331 371 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo alic ankr aoml areq artu auck bahr cagl cas1 cic1 coco cord cro1 dav1 dgar eisl fair fort guam hnlc hob2 hrao ineg irkt jab1 jama jplm kely kerg kit3 kokb kstu kunm lae1 lpgs mac1 mad2 mag0 mali mana mas1 mate maw1 mcm4 mets nico nklg noum nrc1 nril nya1 nyal ohig onsa pimo quin ramo reyk riop sele sey1 shao slor ssia stjo suth thti tidb trab tskb usno usud wtzr yar1 yell zeck