BULLETIN B 357 1 Novembre 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 0.062 0.046 0.0066 0.016 0.035 2017 9 2 57998 236.028 355.000 336.2105 0.139 0.228 0.062 0.046 0.0062 0.041 0.035 2017 9 3 57999 236.808 353.230 336.0602 0.152 0.208 0.061 0.046 0.0064 0.041 0.035 2017 9 4 58000 237.536 351.605 335.8088 0.165 0.188 0.061 0.046 0.0068 0.042 0.036 2017 9 5 58001 237.920 350.129 335.4129 0.177 0.168 0.062 0.046 0.0071 0.042 0.036 2017 9 6 58002 238.534 348.089 334.8353 0.190 0.149 0.062 0.046 0.0075 0.043 0.036 2017 9 7 58003 239.949 346.217 334.0753 0.166 0.156 0.062 0.046 0.0047 0.042 0.035 2017 9 8 58004 241.033 344.387 333.1783 0.131 0.170 0.062 0.046 0.0043 0.039 0.033 2017 9 9 58005 241.460 342.815 332.2057 0.128 0.143 0.062 0.046 0.0042 0.039 0.034 2017 9 10 58006 241.406 341.734 331.2427 0.137 0.101 0.061 0.045 0.0040 0.037 0.032 2017 9 11 58007 241.149 340.693 330.3474 0.145 0.059 0.061 0.045 0.0038 0.037 0.032 2017 9 12 58008 240.712 339.184 329.5616 0.154 0.017 0.061 0.045 0.0034 0.037 0.032 2017 9 13 58009 239.490 337.433 328.8956 0.161 0.050 0.061 0.046 0.0032 0.038 0.032 2017 9 14 58010 237.894 335.801 328.3166 0.180 0.106 0.062 0.046 0.0148 0.040 0.034 2017 9 15 58011 236.997 334.277 327.7357 0.194 0.161 0.062 0.046 0.0146 0.040 0.034 2017 9 16 58012 236.151 333.110 327.0874 0.201 0.178 0.062 0.046 0.0073 0.042 0.036 2017 9 17 58013 235.437 331.475 326.3165 0.206 0.181 0.062 0.046 0.0084 0.039 0.034 2017 9 18 58014 234.932 329.981 325.4077 0.210 0.184 0.063 0.047 0.0070 0.039 0.034 2017 9 19 58015 234.376 328.251 324.3805 0.215 0.187 0.063 0.047 0.0070 0.040 0.035 2017 9 20 58016 233.504 326.435 323.2752 0.210 0.174 0.063 0.047 0.0069 0.040 0.035 2017 9 21 58017 232.368 324.511 322.1571 0.202 0.156 0.062 0.046 0.0068 0.041 0.036 2017 9 22 58018 231.480 322.598 321.0960 0.193 0.139 0.062 0.046 0.0067 0.042 0.037 2017 9 23 58019 230.274 320.857 320.1448 0.209 0.186 0.062 0.046 0.0066 0.043 0.038 2017 9 24 58020 229.145 318.532 319.3214 0.233 0.257 0.062 0.046 0.0064 0.043 0.038 2017 9 25 58021 228.435 316.343 318.6118 0.257 0.328 0.062 0.046 0.0062 0.044 0.039 2017 9 26 58022 227.385 314.011 317.9914 0.281 0.399 0.062 0.047 0.0061 0.044 0.039 2017 9 27 58023 226.734 311.772 317.4338 0.269 0.341 0.063 0.047 0.0061 0.045 0.040 2017 9 28 58024 226.104 309.703 316.9079 0.249 0.249 0.063 0.047 0.0061 0.045 0.040 2017 9 29 58025 225.595 307.802 316.3777 0.228 0.157 0.063 0.047 0.0061 0.046 0.040 2017 9 30 58026 224.854 305.599 315.8116 0.235 0.126 0.063 0.047 0.0060 0.046 0.040 2017 10 1 58027 224.077 303.059 315.1924 0.252 0.117 0.063 0.048 0.0059 0.046 0.040 Preliminary extension 2017 10 2 58028 222.812 300.626 314.5126 0.269 0.108 0.064 0.048 0.0058 0.047 0.040 2017 10 3 58029 222.134 298.436 313.7565 0.286 0.099 0.064 0.048 0.0058 0.047 0.040 2017 10 4 58030 221.790 296.670 312.8885 0.295 0.090 0.065 0.049 0.0057 0.048 0.041 2017 10 5 58031 221.943 294.795 311.8700 0.301 0.080 0.065 0.049 0.0056 0.048 0.041 2017 10 6 58032 221.702 293.803 310.7276 0.307 0.070 0.066 0.050 0.0055 0.049 0.042 2017 10 7 58033 220.174 293.034 309.5391 0.283 0.074 0.066 0.050 0.0053 0.050 0.043 2017 10 8 58034 218.372 292.080 308.3936 0.248 0.084 0.067 0.051 0.0052 0.051 0.044 2017 10 9 58035 216.177 290.893 307.3693 0.212 0.094 0.068 0.051 0.0051 0.052 0.045 2017 10 10 58036 214.095 289.091 306.4880 0.177 0.104 0.069 0.052 0.0050 0.053 0.046 2017 10 11 58037 212.185 287.449 305.7113 0.141 0.114 0.070 0.053 0.0049 0.054 0.047 2017 10 12 58038 210.210 285.367 304.9534 0.173 0.117 0.071 0.055 0.0052 0.056 0.049 2017 10 13 58039 208.696 283.432 304.1665 0.222 0.119 0.039 0.065 0.0077 0.058 0.055 2017 10 14 58040 207.156 281.544 303.2981 0.000 0.000 0.040 0.067 0.0081 0.060 0.057 2017 10 15 58041 205.718 279.738 302.3125 0.000 0.000 0.041 0.069 0.0085 0.061 0.060 2017 10 16 58042 204.815 278.145 301.1864 0.000 0.000 0.041 0.071 0.0090 0.063 0.063 2017 10 17 58043 203.843 276.849 299.9461 0.000 0.000 0.042 0.073 0.0095 0.065 0.066 2017 10 18 58044 202.570 275.430 298.6916 0.000 0.000 0.043 0.076 0.0099 0.066 0.069 2017 10 19 58045 201.225 273.726 297.2073 0.000 0.000 0.044 0.078 0.0104 0.067 0.071 2017 10 20 58046 199.940 272.107 295.8275 0.000 0.000 0.044 0.080 0.0109 0.069 0.074 2017 10 21 58047 198.716 270.640 294.5440 0.000 0.000 0.045 0.081 0.0114 0.070 0.076 2017 10 22 58048 197.348 269.559 293.3611 0.000 0.000 0.046 0.083 0.0120 0.071 0.078 2017 10 23 58049 196.056 268.381 292.2373 0.000 0.000 0.046 0.085 0.0125 0.072 0.080 2017 10 24 58050 194.592 266.946 291.2731 0.000 0.000 0.047 0.087 0.0131 0.073 0.082 2017 10 25 58051 192.797 265.640 290.4713 0.000 0.000 0.048 0.088 0.0137 0.075 0.084 2017 10 26 58052 190.579 264.087 289.5821 0.000 0.000 0.049 0.090 0.0142 0.075 0.086 2017 10 27 58053 188.643 262.534 288.7784 0.000 0.000 0.051 0.092 0.0148 0.076 0.087 2017 10 28 58054 186.633 261.223 287.9333 0.000 0.000 0.052 0.094 0.0155 0.077 0.089 2017 10 29 58055 184.680 259.908 286.9539 0.000 0.000 0.054 0.096 0.0161 0.078 0.090 2017 10 30 58056 183.140 258.799 285.8871 0.000 0.000 0.056 0.098 0.0167 0.079 0.092 2017 10 31 58057 181.822 257.810 284.7050 0.000 0.000 0.058 0.100 0.0174 0.079 0.093 2017 11 1 58058 180.357 256.876 283.3591 0.000 0.000 0.060 0.102 0.0181 0.080 0.094 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 9 2 57998 -110.974 -12.176 0.103 0.035 2017 9 3 57999 -111.138 -12.353 0.103 0.035 2017 9 4 58000 -111.166 -12.502 0.106 0.036 2017 9 5 58001 -111.055 -12.478 0.106 0.036 2017 9 6 58002 -110.928 -12.265 0.108 0.036 2017 9 7 58003 -111.002 -11.981 0.106 0.035 2017 9 8 58004 -111.199 -11.820 0.098 0.033 2017 9 9 58005 -111.301 -11.889 0.098 0.034 2017 9 10 58006 -111.304 -12.065 0.093 0.032 2017 9 11 58007 -111.308 -12.193 0.093 0.032 2017 9 12 58008 -111.412 -12.229 0.093 0.032 2017 9 13 58009 -111.625 -12.177 0.096 0.032 2017 9 14 58010 -111.775 -12.170 0.101 0.034 2017 9 15 58011 -111.734 -12.205 0.101 0.034 2017 9 16 58012 -111.452 -12.204 0.106 0.036 2017 9 17 58013 -111.028 -12.076 0.098 0.034 2017 9 18 58014 -110.641 -11.871 0.098 0.034 2017 9 19 58015 -110.403 -11.712 0.101 0.035 2017 9 20 58016 -110.345 -11.669 0.101 0.035 2017 9 21 58017 -110.402 -11.680 0.103 0.036 2017 9 22 58018 -110.531 -11.667 0.106 0.037 2017 9 23 58019 -110.630 -11.575 0.108 0.038 2017 9 24 58020 -110.639 -11.514 0.108 0.038 2017 9 25 58021 -110.437 -11.541 0.111 0.039 2017 9 26 58022 -109.996 -11.594 0.111 0.039 2017 9 27 58023 -109.580 -11.708 0.113 0.040 2017 9 28 58024 -109.376 -11.760 0.113 0.040 2017 9 29 58025 -109.462 -11.790 0.116 0.040 2017 9 30 58026 -109.631 -11.834 0.116 0.040 2017 10 1 58027 -109.719 -11.950 0.116 0.040 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 9 2 57998 0.1463 0.0138 15.04106715320 0.00000000240 2017 9 3 57999 0.2014 0.0136 15.04106714361 0.00000000237 2017 9 4 58000 0.3011 0.0137 15.04106712625 0.00000000238 2017 9 5 58001 0.4775 0.0137 15.04106709554 0.00000000238 2017 9 6 58002 0.6648 0.0138 15.04106706294 0.00000000240 2017 9 7 58003 0.8328 0.0138 15.04106703369 0.00000000240 2017 9 8 58004 0.9041 0.0138 15.04106702128 0.00000000240 2017 9 9 58005 0.9404 0.0139 15.04106701496 0.00000000242 2017 9 10 58006 0.9249 0.0136 15.04106701766 0.00000000237 2017 9 11 58007 0.8592 0.0137 15.04106702910 0.00000000238 2017 9 12 58008 0.7488 0.0137 15.04106704831 0.00000000238 2017 9 13 58009 0.6369 0.0138 15.04106706779 0.00000000240 2017 9 14 58010 0.5645 0.0139 15.04106708040 0.00000000242 2017 9 15 58011 0.5783 0.0139 15.04106707800 0.00000000242 2017 9 16 58012 0.6602 0.0140 15.04106706374 0.00000000244 2017 9 17 58013 0.8362 0.0140 15.04106703310 0.00000000244 2017 9 18 58014 1.0116 0.0141 15.04106700256 0.00000000245 2017 9 19 58015 1.0991 0.0142 15.04106698733 0.00000000247 2017 9 20 58016 1.1158 0.0143 15.04106698442 0.00000000249 2017 9 21 58017 1.0613 0.0139 15.04106699391 0.00000000242 2017 9 22 58018 0.9977 0.0139 15.04106700498 0.00000000242 2017 9 23 58019 0.9100 0.0140 15.04106702025 0.00000000244 2017 9 24 58020 0.8000 0.0140 15.04106703940 0.00000000244 2017 9 25 58021 0.6369 0.0140 15.04106706779 0.00000000244 2017 9 26 58022 0.5409 0.0141 15.04106708451 0.00000000245 2017 9 27 58023 0.5186 0.0141 15.04106708839 0.00000000245 2017 9 28 58024 0.5449 0.0142 15.04106708381 0.00000000247 2017 9 29 58025 0.6105 0.0142 15.04106707239 0.00000000247 2017 9 30 58026 0.6537 0.0142 15.04106706487 0.00000000247 2017 10 1 58027 0.6522 0.0143 15.04106706513 0.00000000249 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [57998-58027] No leap second introduced during period [57998-58027] 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 50 55 3 - 17 42 7 58002.21 to 58025.27 108 242 16 - 131 75 BKG bkg00014.eops 51 64 2 - 12 30 9 58002.21 to 58025.27 77 48 17 - 23 47 GSFC gsf2016a.eoxy 41 44 2 5 10 26 9 58002.21 to 58025.27 82 74 17 16 29 32 IAA iaa2007a.eops 134 129 7 - 40 94 8 58002.21 to 58025.27 44 71 16 - 29 59 USNO usn2017b.eoxy 29 31 1 - 11 27 8 58002.21 to 58025.27 74 44 9 - 36 44 IVS * ivs07r1X.eops 12 12 1 - 4 12 7 58002.21 to 58025.27 51 67 4 - 3 7 VLBI Intensive BKG * bkgint14.eopi - - 11 - - - 31 57998.33 to 58026.33 - - 34 - - - GSFC * gsf2016a.eopi - - 11 - - - 31 57998.33 to 58026.33 - - 35 - - - IAA * iaa2005a.eopi - - 9 - - - 31 57998.33 to 58026.33 - - 35 - - - PUL pul2010a.eopi - - 116 - - - 31 57998.33 to 58026.33 - - 34 - - - USNO * usn2017b.eopi - - 11 - - - 54 57998.14 to 58026.33 - - 50 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 28 57998.50 to 58025.50 35 35 - 12 - - JPL jpl*.erp 11 13 - 7 - - 29 57998.50 to 58026.50 41 47 - 14 - - GFZ gfz*.erp 2 2 - 0 - - 233 57998.00 to 58027.00 45 42 - 13 - - ESOC esa*.erp 8 9 - 4 - - 29 57998.50 to 58026.50 38 34 - 9 - - NOAA ngs*.erp 2 2 - 0 - - 29 57998.50 to 58026.50 42 39 - 10 - - SIO sio*.erp siu*.erp 61 69 - 19 - - 24 57999.50 to 58025.50 43 69 - 17 - - EMR emr*.erp 3 3 - 1 - - 20 57999.50 to 58024.50 54 52 - 12 - - IAA gnss.res 4 4 - 0 - - 29 57998.50 to 58026.50 47 58 - 26 - - GRGS grg*.erp 57 57 - 0 - - 29 57998.50 to 58026.50 32 45 - 12 - - ASI asi*.erp 7 8 - 0 - - 29 57998.50 to 58026.50 312 303 - 51 - - MIT mit*.erp 13 13 - 1 - - 29 57998.50 to 58026.50 38 40 - 11 - - IGR * igs96p02.erp 12 11 - 3 - - 29 57998.50 to 58026.50 36 34 - 9 - - IGS * igs00p03.erp 4 4 - 0 - - 29 57998.50 to 58026.50 31 35 - 8 - - SLR MCC tg*.02 153 189 - 24 - - 30 57998.00 to 58027.00 121 123 - 201 - - IAA slr_v.dat 60 67 - 4 - - 30 57998.00 to 58027.00 207 177 - 30 - - ASI asi*.eop 57 62 - 7 - - 29 57998.50 to 58026.50 186 149 - 48 - - ILRS * ilrsa.eop 42 45 - 7 - - 29 57998.50 to 58026.50 109 126 - 25 - - BULLETIN A NEOS mark3.out 21 29 6 - - - 30 57998.00 to 58027.00 55 46 29 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html