BULLETIN B 356 2 Octobre 2017 Contents are described in ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf 1 - DAILY FINAL VALUES OF x, y, UT1-UTC, dX, dY Angular unit is milliarcsecond (mas), time unit is millisecond (ms). Upgraded solution from March 1 2017 - consistent with ITRF 2014. DATE MJD x y UT1-UTC dX dY x err y err UT1 err X err Y err (0 h UTC) mas mas ms mas mas mas mas ms mas mas Final values Mean formal error 0.063 0.046 0.0134 0.017 0.038 2017 8 2 57967 211.398 408.248 346.4191 0.100 0.163 0.062 0.046 0.0240 0.045 0.044 2017 8 3 57968 213.291 406.601 346.2834 0.095 0.181 0.062 0.046 0.0240 0.045 0.044 2017 8 4 57969 214.709 405.433 346.2029 0.090 0.198 0.062 0.046 0.0241 0.045 0.043 2017 8 5 57970 215.447 404.172 346.1412 0.083 0.187 0.062 0.046 0.0239 0.045 0.043 2017 8 6 57971 216.162 402.972 346.0549 0.075 0.165 0.062 0.046 0.0236 0.045 0.042 2017 8 7 57972 217.134 401.528 345.8951 0.066 0.143 0.062 0.046 0.0234 0.044 0.041 2017 8 8 57973 218.544 399.806 345.6309 0.058 0.121 0.062 0.046 0.0231 0.044 0.041 2017 8 9 57974 220.136 398.184 345.2558 0.094 0.126 0.062 0.046 0.0227 0.044 0.040 2017 8 10 57975 221.888 396.576 344.7683 0.142 0.138 0.062 0.046 0.0223 0.044 0.040 2017 8 11 57976 223.520 394.783 344.1670 0.189 0.149 0.063 0.046 0.0218 0.044 0.039 2017 8 12 57977 224.272 393.044 343.4966 0.187 0.159 0.063 0.046 0.0212 0.044 0.039 2017 8 13 57978 224.896 391.349 342.8220 0.166 0.168 0.063 0.047 0.0204 0.042 0.038 2017 8 14 57979 225.434 389.550 342.1944 0.146 0.177 0.063 0.047 0.0206 0.041 0.037 2017 8 15 57980 225.504 387.912 341.6539 0.125 0.185 0.063 0.047 0.0143 0.041 0.037 2017 8 16 57981 225.102 385.969 341.2173 0.105 0.174 0.063 0.047 0.0144 0.041 0.037 2017 8 17 57982 225.340 383.821 340.9056 0.085 0.158 0.064 0.047 0.0157 0.040 0.037 2017 8 18 57983 226.326 381.367 340.7121 0.091 0.158 0.062 0.046 0.0103 0.041 0.037 2017 8 19 57984 227.537 379.678 340.5459 0.119 0.173 0.062 0.046 0.0074 0.042 0.037 2017 8 20 57985 228.598 378.522 340.2929 0.150 0.190 0.063 0.046 0.0067 0.042 0.037 2017 8 21 57986 229.558 377.439 339.9294 0.181 0.208 0.063 0.046 0.0053 0.041 0.036 2017 8 22 57987 230.232 375.700 339.4802 0.212 0.225 0.063 0.047 0.0051 0.041 0.036 2017 8 23 57988 230.696 373.866 338.9711 0.182 0.208 0.063 0.047 0.0049 0.041 0.036 2017 8 24 57989 231.053 371.801 338.4224 0.135 0.181 0.063 0.047 0.0047 0.041 0.036 2017 8 25 57990 231.824 369.606 337.8911 0.088 0.153 0.063 0.047 0.0045 0.041 0.036 2017 8 26 57991 232.954 367.820 337.4314 0.072 0.154 0.064 0.047 0.0043 0.041 0.036 2017 8 27 57992 233.753 366.218 337.0628 0.066 0.165 0.064 0.048 0.0041 0.041 0.036 2017 8 28 57993 234.249 364.391 336.7757 0.060 0.177 0.065 0.048 0.0039 0.042 0.036 2017 8 29 57994 234.838 362.950 336.5670 0.055 0.188 0.065 0.048 0.0038 0.042 0.036 2017 8 30 57995 235.161 361.473 336.4409 0.074 0.203 0.066 0.049 0.0036 0.042 0.037 2017 8 31 57996 235.389 359.466 336.3739 0.099 0.219 0.066 0.049 0.0035 0.043 0.037 2017 9 1 57997 235.562 357.063 336.3065 0.125 0.235 0.067 0.050 0.0034 0.043 0.038 Preliminary extension 2017 9 2 57998 236.017 355.009 336.1875 0.140 0.227 0.068 0.050 0.0033 0.043 0.039 2017 9 3 57999 236.811 353.220 336.0055 0.150 0.209 0.069 0.051 0.0031 0.044 0.039 2017 9 4 58000 237.533 351.614 335.7558 0.161 0.191 0.070 0.052 0.0030 0.044 0.040 2017 9 5 58001 237.924 350.117 335.3882 0.172 0.173 0.071 0.053 0.0029 0.045 0.040 2017 9 6 58002 238.530 348.102 334.8301 0.183 0.155 0.072 0.054 0.0029 0.045 0.041 2017 9 7 58003 239.958 346.197 334.0590 0.153 0.179 0.074 0.055 0.0028 0.045 0.042 2017 9 8 58004 241.009 344.420 333.1364 0.112 0.212 0.076 0.057 0.0027 0.046 0.042 2017 9 9 58005 241.433 342.791 332.1686 0.110 0.186 0.078 0.059 0.0027 0.046 0.043 2017 9 10 58006 241.451 341.818 331.2316 0.121 0.137 0.081 0.061 0.0026 0.047 0.044 2017 9 11 58007 241.131 340.861 330.3594 0.133 0.088 0.085 0.064 0.0026 0.048 0.045 2017 9 12 58008 240.428 339.426 329.5683 0.144 0.039 0.088 0.067 0.0026 0.048 0.045 2017 9 13 58009 239.469 337.510 328.8802 0.147 0.054 0.061 0.073 0.0043 0.043 0.038 2017 9 14 58010 237.971 335.789 328.3033 0.164 0.095 0.061 0.074 0.0043 0.043 0.039 2017 9 15 58011 236.982 334.366 327.7323 0.181 0.136 0.062 0.076 0.0042 0.044 0.040 2017 9 16 58012 236.165 333.130 327.1234 0.000 0.000 0.063 0.077 0.0044 0.045 0.041 2017 9 17 58013 235.469 331.486 326.3515 0.000 0.000 0.064 0.079 0.0046 0.046 0.043 2017 9 18 58014 234.971 329.972 325.4305 0.000 0.000 0.065 0.080 0.0048 0.047 0.045 2017 9 19 58015 234.317 328.306 324.3953 0.000 0.000 0.066 0.082 0.0050 0.048 0.046 2017 9 20 58016 233.520 326.499 323.2561 0.000 0.000 0.066 0.084 0.0053 0.049 0.047 2017 9 21 58017 232.386 324.494 322.1881 0.000 0.000 0.067 0.086 0.0055 0.049 0.049 2017 9 22 58018 231.495 322.625 321.1242 0.000 0.000 0.067 0.088 0.0058 0.050 0.050 2017 9 23 58019 230.317 320.851 320.1215 0.000 0.000 0.067 0.090 0.0061 0.051 0.051 2017 9 24 58020 229.184 318.529 319.2741 0.000 0.000 0.067 0.092 0.0064 0.052 0.052 2017 9 25 58021 228.415 316.345 318.5478 0.000 0.000 0.068 0.094 0.0067 0.052 0.053 2017 9 26 58022 227.372 314.017 317.9701 0.000 0.000 0.068 0.096 0.0071 0.053 0.054 2017 9 27 58023 226.738 311.771 317.4585 0.000 0.000 0.069 0.099 0.0075 0.053 0.055 2017 9 28 58024 226.119 309.723 316.9763 0.000 0.000 0.070 0.102 0.0079 0.054 0.055 2017 9 29 58025 225.586 307.768 316.3988 0.000 0.000 0.071 0.105 0.0083 0.054 0.056 2017 9 30 58026 224.857 305.564 315.7646 0.000 0.000 0.073 0.107 0.0087 0.055 0.057 2017 10 1 58027 224.064 303.040 315.1169 0.000 0.000 0.075 0.110 0.0091 0.055 0.057 2 - DAILY FINAL VALUES OF CELESTIAL POLE OFFSETS dPsi1980 & dEps1980 dPsi1980 dEps1980 ....dPsi,dEps / IAU 1980 precession-nutation model Description : ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf The Reference Systems are described in the 2006 IERS Annual Report. DATE MJD dPsi1980 dEps1980 sig dPsi sig dEps (0 h UTC) mas mas mas mas 2017 8 2 57967 -108.968 -12.472 0.113 0.044 2017 8 3 57968 -109.173 -12.355 0.113 0.044 2017 8 4 57969 -109.331 -12.280 0.113 0.043 2017 8 5 57970 -109.468 -12.322 0.113 0.043 2017 8 6 57971 -109.578 -12.420 0.113 0.042 2017 8 7 57972 -109.621 -12.481 0.111 0.041 2017 8 8 57973 -109.619 -12.465 0.111 0.041 2017 8 9 57974 -109.583 -12.372 0.111 0.040 2017 8 10 57975 -109.641 -12.284 0.111 0.040 2017 8 11 57976 -109.709 -12.243 0.111 0.039 2017 8 12 57977 -109.761 -12.230 0.111 0.039 2017 8 13 57978 -109.760 -12.196 0.106 0.038 2017 8 14 57979 -109.859 -12.133 0.103 0.037 2017 8 15 57980 -110.205 -12.107 0.103 0.037 2017 8 16 57981 -110.709 -12.228 0.103 0.037 2017 8 17 57982 -111.139 -12.489 0.101 0.037 2017 8 18 57983 -111.247 -12.725 0.103 0.037 2017 8 19 57984 -111.037 -12.749 0.106 0.037 2017 8 20 57985 -110.669 -12.534 0.106 0.037 2017 8 21 57986 -110.260 -12.254 0.103 0.036 2017 8 22 57987 -109.898 -12.117 0.103 0.036 2017 8 23 57988 -109.851 -12.186 0.103 0.036 2017 8 24 57989 -110.115 -12.287 0.103 0.036 2017 8 25 57990 -110.614 -12.283 0.103 0.036 2017 8 26 57991 -111.071 -12.181 0.103 0.036 2017 8 27 57992 -111.317 -12.132 0.103 0.036 2017 8 28 57993 -111.309 -12.198 0.106 0.036 2017 8 29 57994 -111.143 -12.296 0.106 0.036 2017 8 30 57995 -110.913 -12.302 0.106 0.037 2017 8 31 57996 -110.781 -12.207 0.108 0.037 2017 9 1 57997 -110.805 -12.121 0.108 0.038 3 - EARTH ANGULAR VELOCITY : DAILY FINAL VALUES OF LOD, OMEGA AT 0hUTC LOD : Excess of the Length of day - 86400 s TAI OMEGA : Earth angular velocity Description: ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf DATE MJD LOD sigma OMEGA sigma (0 h UTC) ms ms mas/ms mas/ms 2017 8 2 57967 0.1727 0.0134 15.04106714861 0.00000000233 2017 8 3 57968 0.0993 0.0134 15.04106716138 0.00000000233 2017 8 4 57969 0.0931 0.0135 15.04106716246 0.00000000235 2017 8 5 57970 0.1136 0.0135 15.04106715889 0.00000000235 2017 8 6 57971 0.1351 0.0136 15.04106715515 0.00000000237 2017 8 7 57972 0.1868 0.0136 15.04106714615 0.00000000237 2017 8 8 57973 0.2779 0.0136 15.04106713029 0.00000000237 2017 8 9 57974 0.4027 0.0136 15.04106710857 0.00000000237 2017 8 10 57975 0.5551 0.0137 15.04106708203 0.00000000238 2017 8 11 57976 0.6498 0.0137 15.04106706555 0.00000000238 2017 8 12 57977 0.6914 0.0138 15.04106705831 0.00000000240 2017 8 13 57978 0.6686 0.0138 15.04106706228 0.00000000240 2017 8 14 57979 0.5853 0.0139 15.04106707678 0.00000000242 2017 8 15 57980 0.4652 0.0139 15.04106709769 0.00000000242 2017 8 16 57981 0.3525 0.0140 15.04106711730 0.00000000244 2017 8 17 57982 0.2400 0.0141 15.04106713689 0.00000000245 2017 8 18 57983 0.2003 0.0137 15.04106714380 0.00000000238 2017 8 19 57984 0.2042 0.0138 15.04106714312 0.00000000240 2017 8 20 57985 0.2715 0.0138 15.04106713141 0.00000000240 2017 8 21 57986 0.4262 0.0139 15.04106710447 0.00000000242 2017 8 22 57987 0.5179 0.0139 15.04106708851 0.00000000242 2017 8 23 57988 0.5317 0.0140 15.04106708611 0.00000000244 2017 8 24 57989 0.5062 0.0141 15.04106709055 0.00000000245 2017 8 25 57990 0.4788 0.0141 15.04106709532 0.00000000245 2017 8 26 57991 0.4117 0.0142 15.04106710700 0.00000000247 2017 8 27 57992 0.3326 0.0143 15.04106712077 0.00000000249 2017 8 28 57993 0.2422 0.0144 15.04106713651 0.00000000251 2017 8 29 57994 0.1324 0.0145 15.04106715562 0.00000000252 2017 8 30 57995 0.0910 0.0146 15.04106716283 0.00000000254 2017 8 31 57996 0.1055 0.0148 15.04106716030 0.00000000258 2017 9 1 57997 0.1340 0.0149 15.04106715534 0.00000000259 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [57967-57997] No leap second introduced during period [57967-57997] All information concerning time scales : - leap seconds announcements : Bulletin C - DUT1 announcements (UT1-UTC with 0.1 s accuracy) : Bulletin D can be found at : - web site : http://hpiers.obspm.fr/eop-pc/ - anonymous ftp://hpiers.obspm.fr/iers/ or 145.238.100.28 5 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES This section gives the average precision of the individual series, some of them contributing to the combination (*) and their average agreement with it. The period covered is that one of Bulletin B. Units : micro-arc-seconds for x/y/dX/dY micro-seconds for UT1/LOD ----------------------------------------------------------------------------- EOP series first line : Mean formal uncertainty Periods covered second line : Weighted RMS agreement with Bulletin B ----------------------------------------------------------------------------- x y UT1 LOD dX dY Data Number VLBI Standards AUS aus00007.eops 54 65 4 - 22 54 7 57969.27 to 57994.21 270 327 11 - 150 163 BKG bkg00014.eops 55 68 3 - 13 33 10 57967.23 to 57994.21 56 56 11 - 49 26 GSFC gsf2016a.eoxy 42 44 2 7 10 26 10 57967.23 to 57994.21 71 48 11 23 38 26 IAA iaa2007a.eops 53 61 4 - 15 38 8 57969.27 to 57994.21 63 157 11 - 74 62 USNO usn2017a.eoxy 23 28 2 - 10 25 7 57969.27 to 57994.21 53 66 5 - 22 23 IVS * ivs07r1X.eops 11 13 1 - 3 11 6 57969.27 to 57987.21 32 34 4 - 5 3 VLBI Intensive BKG * bkgint14.eopi - - 18 - - - 29 57969.80 to 57996.79 - - 30 - - - GSFC * gsf2016a.eopi - - 13 - - - 29 57969.80 to 57996.79 - - 26 - - - IAA * iaa2005a.eopi - - 12 - - - 35 57969.27 to 57996.79 - - 0 - - - PUL pul2010a.eopi - - 179 - - - 29 57969.80 to 57996.79 - - 29 - - - USNO * usn2017a.eopi - - 90 - - - 61 57967.24 to 57996.79 - - 66 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 30 57967.50 to 57996.50 30 31 - 12 - - JPL jpl*.erp 10 11 - 6 - - 30 57967.50 to 57996.50 33 31 - 15 - - GFZ gfz*.erp 3 3 - 0 - - 241 57967.00 to 57997.00 39 39 - 12 - - ESOC esa*.erp 8 9 - 3 - - 30 57967.50 to 57996.50 31 29 - 10 - - NOAA ngs*.erp 2 2 - 0 - - 30 57967.50 to 57996.50 33 36 - 11 - - SIO sio*.erp siu*.erp 62 68 - 20 - - 24 57969.50 to 57996.50 36 39 - 14 - - EMR emr*.erp 3 3 - 1 - - 22 57967.50 to 57996.50 37 28 - 13 - - IAA gnss.res 3 4 - 0 - - 30 57967.50 to 57996.50 57 63 - 22 - - GRGS grg*.erp 51 51 - 0 - - 30 57967.50 to 57996.50 34 30 - 11 - - ASI asi*.erp 7 8 - 0 - - 30 57967.50 to 57996.50 623 266 - 41 - - MIT mit*.erp 13 13 - 1 - - 30 57967.50 to 57996.50 30 28 - 8 - - IGR * igs96p02.erp 11 9 - 3 - - 30 57967.50 to 57996.50 23 27 - 11 - - IGS * igs00p03.erp 4 4 - 0 - - 30 57967.50 to 57996.50 23 27 - 7 - - SLR MCC tg*.02 157 170 - 34 - - 31 57967.00 to 57997.00 100 115 - 194 - - IAA slr_v.dat 50 62 - 4 - - 30 57967.00 to 57997.00 199 201 - 28 - - ASI asi*.eop 52 58 - 6 - - 30 57967.50 to 57996.50 134 152 - 44 - - ILRS * ilrsa.eop 40 43 - 6 - - 30 57967.50 to 57996.50 82 119 - 21 - - BULLETIN A NEOS mark3.out 18 29 7 - - - 31 57967.00 to 57997.00 50 50 24 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html