BULLETIN B 286 2 Decembre 2011 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 February 1 2011 - consistent with ITRF 2008. 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 0.011 0.012 0.0070 0.038 0.101 2011 10 2 55836 180.035 374.959 -322.6205 0.443 0.954 0.011 0.012 0.0056 0.019 0.049 2011 10 3 55837 180.181 373.162 -323.5380 0.276 0.684 0.011 0.012 0.0066 0.024 0.061 2011 10 4 55838 180.781 371.277 -324.4635 0.116 0.409 0.011 0.012 0.0081 0.030 0.075 2011 10 5 55839 181.826 369.393 -325.4754 0.141 0.250 0.011 0.012 0.0103 0.043 0.109 2011 10 6 55840 183.014 367.926 -326.6180 0.219 0.225 0.011 0.012 0.0094 0.058 0.146 2011 10 7 55841 183.871 366.624 -327.8837 0.301 0.228 0.011 0.012 0.0040 0.073 0.183 2011 10 8 55842 184.896 365.351 -329.2236 0.266 0.254 0.011 0.012 0.0046 0.070 0.176 2011 10 9 55843 185.858 364.145 -330.6084 0.189 0.302 0.011 0.012 0.0060 0.060 0.151 2011 10 10 55844 186.324 362.747 -331.9957 0.116 0.318 0.011 0.013 0.0047 0.033 0.082 2011 10 11 55845 186.294 361.246 -333.3527 0.054 0.400 0.011 0.013 0.0015 0.016 0.041 2011 10 12 55846 186.167 359.863 -334.6458 0.052 0.385 0.011 0.012 0.0083 0.018 0.046 2011 10 13 55847 185.877 358.434 -335.8019 0.073 0.334 0.011 0.012 0.0101 0.026 0.065 2011 10 14 55848 185.587 356.842 -336.7629 0.099 0.273 0.011 0.012 0.0036 0.033 0.084 2011 10 15 55849 185.109 354.995 -337.5240 0.156 0.222 0.011 0.012 0.0036 0.031 0.079 2011 10 16 55850 184.599 353.019 -338.1339 0.220 0.171 0.011 0.012 0.0056 0.026 0.066 2011 10 17 55851 184.476 351.169 -338.6602 0.259 0.102 0.012 0.013 0.0068 0.021 0.052 2011 10 18 55852 184.692 349.615 -339.1624 0.310 0.060 0.012 0.013 0.0017 0.015 0.038 2011 10 19 55853 185.396 348.179 -339.7206 0.252 0.095 0.011 0.013 0.0014 0.032 0.081 2011 10 20 55854 186.189 346.885 -340.4103 0.243 0.138 0.011 0.013 0.0034 0.035 0.089 2011 10 21 55855 186.822 345.256 -341.2874 0.258 0.182 0.011 0.013 0.0063 0.031 0.078 2011 10 22 55856 186.999 343.866 -342.3758 0.263 0.229 0.011 0.013 0.0091 0.027 0.067 2011 10 23 55857 187.056 342.645 -343.6797 0.261 0.274 0.011 0.013 0.0121 0.023 0.057 2011 10 24 55858 187.292 341.648 -345.1755 0.244 0.295 0.013 0.014 0.0098 0.018 0.045 2011 10 25 55859 187.686 340.385 -346.7520 0.232 0.331 0.013 0.014 0.0023 0.014 0.035 2011 10 26 55860 187.703 338.841 -348.2801 0.188 0.328 0.012 0.014 0.0070 0.033 0.083 2011 10 27 55861 187.569 336.937 -349.6489 0.139 0.310 0.012 0.014 0.0114 0.057 0.144 2011 10 28 55862 187.509 334.909 -350.8068 0.095 0.286 0.012 0.014 0.0073 0.082 0.206 2011 10 29 55863 187.620 332.693 -351.7721 0.104 0.298 0.012 0.014 0.0059 0.084 0.210 2011 10 30 55864 187.602 330.322 -352.6080 0.136 0.320 0.012 0.014 0.0061 0.077 0.194 2011 10 31 55865 187.317 328.177 -353.4266 0.153 0.312 0.013 0.012 0.0169 0.074 0.185 2011 11 1 55866 186.900 326.380 -354.3095 0.183 0.316 0.013 0.011 0.0188 0.066 0.167 Preliminary extension 2011 11 2 55867 186.814 324.840 -355.2931 0.210 0.298 0.013 0.011 0.0080 0.057 0.144 2011 11 3 55868 187.046 323.842 -356.4103 0.234 0.291 0.013 0.012 0.0028 0.051 0.127 2011 11 4 55869 187.152 322.989 -357.6750 0.171 0.249 0.013 0.012 0.0012 0.032 0.081 2011 11 5 55870 186.870 321.871 -359.0591 0.160 0.259 0.013 0.011 0.0177 0.029 0.073 2011 11 6 55871 186.239 320.276 -360.4864 0.169 0.290 0.013 0.011 0.0146 0.033 0.083 2011 11 7 55872 185.529 318.314 -361.8775 0.174 0.315 0.012 0.011 0.0055 0.037 0.093 2011 11 8 55873 184.848 316.120 -363.2076 0.174 0.338 0.011 0.011 0.0027 0.041 0.103 2011 11 9 55874 184.747 314.203 -364.3610 0.308 0.368 0.011 0.012 0.0051 0.036 0.091 2011 11 10 55875 184.830 312.686 -365.3505 0.479 0.404 0.011 0.012 0.0088 0.029 0.074 2011 11 11 55876 184.330 310.989 -366.2346 0.655 0.445 0.011 0.011 0.0082 0.022 0.056 2011 11 12 55877 183.218 309.261 -366.9646 0.636 0.388 0.011 0.012 0.0145 0.018 0.045 2011 11 13 55878 181.748 307.526 -367.6325 0.549 0.297 0.166 0.101 0.0104 0.014 0.035 2011 11 14 55879 180.513 305.809 -368.2970 0.467 0.214 0.304 0.312 0.0055 0.010 0.026 2011 11 15 55880 179.429 304.536 -369.0013 0.388 0.135 0.268 0.334 0.0038 0.006 0.016 2011 11 16 55881 178.393 303.299 -369.8023 -0.005 0.023 0.244 0.234 0.0030 0.028 0.070 2011 11 17 55882 177.497 302.333 -370.7373 -0.005 0.022 0.238 0.240 0.0033 0.034 0.085 2011 11 18 55883 176.807 301.664 -371.8697 -0.005 0.023 0.304 0.184 0.0034 0.034 0.085 2011 11 19 55884 176.108 300.713 -373.2098 -0.005 0.022 0.292 0.178 0.0136 0.034 0.085 2011 11 20 55885 175.336 299.625 -374.6949 -0.005 0.022 0.197 0.234 0.0119 0.034 0.085 2011 11 21 55886 174.460 298.698 -376.2299 -0.005 0.023 0.250 0.234 0.0068 0.034 0.085 2011 11 22 55887 173.155 297.525 -377.7455 -0.005 0.022 0.280 0.290 0.0053 0.034 0.085 2011 11 23 55888 171.605 296.119 -379.1667 -0.005 0.023 0.280 0.340 0.0061 0.034 0.085 2011 11 24 55889 170.149 294.452 -380.3978 -0.005 0.022 0.322 0.346 0.0057 0.034 0.085 2011 11 25 55890 168.503 292.607 -381.4126 -0.005 0.022 0.232 0.301 0.0054 0.034 0.085 2011 11 26 55891 167.011 290.813 -382.2561 -0.005 0.022 0.256 0.379 0.0080 0.034 0.085 2011 11 27 55892 166.302 289.491 -383.0151 -0.005 0.022 0.327 0.503 0.0077 0.034 0.085 2011 11 28 55893 165.681 288.706 -383.7923 -0.005 0.023 0.249 0.373 0.0103 0.034 0.085 2011 11 29 55894 164.162 287.859 -384.6229 -0.005 0.023 0.171 0.293 0.0112 0.034 0.085 2011 11 30 55895 162.532 286.616 -385.5304 -0.005 0.023 0.228 0.386 0.1736 0.034 0.085 2011 12 1 55896 160.972 285.213 -386.5722 -0.005 0.022 0.769 0.446 0.1736 0.034 0.085 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 2011 10 2 55836 -77.742 -9.206 0.049 0.049 2011 10 3 55837 -78.161 -9.619 0.067 0.061 2011 10 4 55838 -78.121 -10.121 0.072 0.075 2011 10 5 55839 -77.542 -10.334 0.109 0.109 2011 10 6 55840 -77.074 -10.201 0.155 0.146 2011 10 7 55841 -76.795 -9.986 0.200 0.183 2011 10 8 55842 -76.828 -9.811 0.198 0.176 2011 10 9 55843 -76.936 -9.648 0.178 0.151 2011 10 10 55844 -77.084 -9.497 0.074 0.082 2011 10 11 55845 -77.315 -9.313 0.041 0.041 2011 10 12 55846 -77.481 -9.367 0.046 0.046 2011 10 13 55847 -77.576 -9.601 0.060 0.065 2011 10 14 55848 -77.500 -9.859 0.073 0.084 2011 10 15 55849 -77.123 -10.011 0.070 0.079 2011 10 16 55850 -76.625 -10.104 0.059 0.066 2011 10 17 55851 -76.318 -10.252 0.049 0.052 2011 10 18 55852 -76.205 -10.401 0.038 0.038 2011 10 19 55853 -76.399 -10.380 0.061 0.081 2011 10 20 55854 -76.248 -10.200 0.065 0.089 2011 10 21 55855 -75.824 -9.969 0.058 0.078 2011 10 22 55856 -75.467 -9.809 0.051 0.067 2011 10 23 55857 -75.399 -9.702 0.043 0.057 2011 10 24 55858 -75.622 -9.577 0.037 0.045 2011 10 25 55859 -75.827 -9.442 0.029 0.035 2011 10 26 55860 -75.772 -9.489 0.077 0.083 2011 10 27 55861 -75.331 -9.630 0.136 0.144 2011 10 28 55862 -74.909 -9.590 0.195 0.206 2011 10 29 55863 -74.906 -9.246 0.198 0.210 2011 10 30 55864 -75.311 -8.913 0.180 0.194 2011 10 31 55865 -75.568 -8.931 0.151 0.185 2011 11 1 55866 -75.218 -9.177 0.133 0.167 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 2011 10 2 55836 0.9560 0.0038 15.04106701224 0.00000000066 2011 10 3 55837 0.9166 0.0039 15.04106701910 0.00000000068 2011 10 4 55838 0.9632 0.0039 15.04106701099 0.00000000068 2011 10 5 55839 1.0902 0.0038 15.04106698888 0.00000000066 2011 10 6 55840 1.2201 0.0038 15.04106696627 0.00000000066 2011 10 7 55841 1.3030 0.0038 15.04106695184 0.00000000066 2011 10 8 55842 1.3680 0.0038 15.04106694052 0.00000000066 2011 10 9 55843 1.3864 0.0036 15.04106693732 0.00000000063 2011 10 10 55844 1.3746 0.0037 15.04106693937 0.00000000064 2011 10 11 55845 1.3449 0.0037 15.04106694454 0.00000000064 2011 10 12 55846 1.2321 0.0036 15.04106696418 0.00000000063 2011 10 13 55847 1.0530 0.0036 15.04106699536 0.00000000063 2011 10 14 55848 0.8592 0.0036 15.04106702910 0.00000000063 2011 10 15 55849 0.6859 0.0037 15.04106705926 0.00000000064 2011 10 16 55850 0.5694 0.0037 15.04106707955 0.00000000064 2011 10 17 55851 0.5239 0.0037 15.04106708747 0.00000000064 2011 10 18 55852 0.5278 0.0037 15.04106708679 0.00000000064 2011 10 19 55853 0.6271 0.0037 15.04106706950 0.00000000064 2011 10 20 55854 0.7851 0.0037 15.04106704200 0.00000000064 2011 10 21 55855 0.9783 0.0037 15.04106700836 0.00000000064 2011 10 22 55856 1.1882 0.0037 15.04106697182 0.00000000064 2011 10 23 55857 1.4032 0.0038 15.04106693439 0.00000000066 2011 10 24 55858 1.5576 0.0042 15.04106690751 0.00000000073 2011 10 25 55859 1.5709 0.0042 15.04106690520 0.00000000073 2011 10 26 55860 1.4625 0.0040 15.04106692407 0.00000000070 2011 10 27 55861 1.2721 0.0039 15.04106695721 0.00000000068 2011 10 28 55862 1.0525 0.0039 15.04106699544 0.00000000068 2011 10 29 55863 0.8810 0.0038 15.04106702530 0.00000000066 2011 10 30 55864 0.8068 0.0037 15.04106703822 0.00000000064 2011 10 31 55865 0.8426 0.0037 15.04106703199 0.00000000064 2011 11 1 55866 0.9479 0.0037 15.04106701365 0.00000000064 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [55836-55866] 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 1 R 1 105 115 5 - 65 71 8 55838.21 to 55862.28 178 403 7 - 149 110 BKG 8 R 2 100 94 4 - 62 60 8 55838.21 to 55862.27 130 205 4 - 54 33 GSFC 9 R 4 60 65 2 7 44 44 8 55838.21 to 55862.27 122 121 3 12 33 44 IAA 5 R 2 53 62 3 - 44 42 8 55838.21 to 55862.28 155 294 12 - 61 109 SPBU 3 R 3 110 104 4 - 86 98 6 55841.27 to 55859.21 282 164 8 - 109 193 USNO 10 R 1 63 67 2 - 53 53 8 55838.21 to 55862.27 72 157 5 - 41 49 MAO 3 R 1 70 71 2 - 48 45 7 55838.23 to 55859.24 179 213 4 - 99 86 IVS 2 R 1 * 58 57 4 - 21 61 8 55838.21 to 55862.28 155 102 1 - 15 14 VLBI Intensive BKG 3 R 2 * - - 17 - - - 25 55836.27 to 55865.79 - - 19 - - - GSFC 9 R 2 * - - 19 - - - 25 55836.27 to 55865.79 - - 19 - - - IAA 5 R 1 * - - 16 - - - 24 55836.27 to 55865.79 - - 15 - - - PUL 10 R 0 - - 18 - - - 28 55836.27 to 55865.79 - - 17 - - - USNO 5 R 1 * - - 23 - - - 29 55836.27 to 55865.79 - - 26 - - - GPS CODE 98 P 1 5 5 - 2 - - 30 55836.50 to 55865.50 32 20 - 8 - - JPL 96 P 3 9 11 - 6 - - 30 55836.50 to 55865.50 36 25 - 17 - - GFZ 96 P 2 5 5 - 1 - - 30 55836.50 to 55865.50 26 29 - 4 - - ESOC 96 P 1 17 14 - 1 - - 30 55836.50 to 55865.50 79 22 - 10 - - NOAA 96 P 1 2 3 - 36 - - 30 55836.50 to 55865.50 51 46 - 6 - - SIO 96 P 1 17 17 - 5 - - 30 55836.50 to 55865.50 29 21 - 18 - - EMR 96 P 3 33 34 - 6 - - 30 55836.50 to 55865.50 34 32 - 10 - - IAA 1 P 1 31 40 - 6 - - 30 55836.50 to 55865.50 113 205 - 26 - - IGR 96 P 2 * 31 22 - 4 - - 30 55836.50 to 55865.50 22 24 - 6 - - IGS 7 P 1 * 5 4 - 1 - - 30 55836.50 to 55865.50 16 14 - 4 - - SLR MCC 97 L 1 159 148 - 23 - - 27 55836.00 to 55866.00 174 126 - 152 - - IAA 2 L 1 36 38 - 2 - - 31 55836.00 to 55866.00 118 108 - 10 - - CGS 3 L 2 56 62 - 13 - - 30 55836.50 to 55865.50 163 154 - 33 - - PUL 10 L 0 37 39 - 2 - - 30 55836.25 to 55865.61 123 102 - 12 - - ILRS 5 L 1 * 61 68 - 12 - - 32 55836.50 to 55865.50 149 146 - 30 - - BULLETIN A NEOS 97 C 1 26 21 6 - - - 31 55836.00 to 55866.00 13 17 11 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html