BULLETIN B 281 1 July 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 0.009 0.009 0.0034 0.049 0.088 2011 5 2 55683 -43.225 344.026 -245.9039 -0.156 -0.046 0.010 0.010 0.0021 0.028 0.071 2011 5 3 55684 -42.676 346.734 -246.8451 -0.142 -0.084 0.009 0.009 0.0010 0.024 0.060 2011 5 4 55685 -42.410 349.087 -247.7525 -0.215 -0.069 0.009 0.009 0.0046 0.031 0.077 2011 5 5 55686 -41.909 351.252 -248.6055 -0.314 -0.044 0.009 0.009 0.0055 0.040 0.100 2011 5 6 55687 -41.641 353.453 -249.4086 -0.407 -0.025 0.009 0.009 0.0020 0.049 0.124 2011 5 7 55688 -41.494 355.340 -250.2129 -0.416 -0.030 0.009 0.009 0.0020 0.047 0.119 2011 5 8 55689 -41.714 357.312 -251.0699 -0.384 -0.045 0.009 0.010 0.0026 0.042 0.105 2011 5 9 55690 -41.770 358.962 -252.0929 -0.342 -0.058 0.010 0.010 0.0022 0.036 0.090 2011 5 10 55691 -41.172 360.755 -253.3293 -0.282 -0.068 0.010 0.009 0.0013 0.030 0.076 2011 5 11 55692 -39.864 362.884 -254.7697 -0.317 -0.092 0.009 0.009 0.0021 0.027 0.069 2011 5 12 55693 -38.461 365.433 -256.3952 -0.375 -0.115 0.008 0.009 0.0021 0.025 0.064 2011 5 13 55694 -36.582 368.194 -258.1605 -0.427 -0.133 0.009 0.009 0.0009 0.023 0.058 2011 5 14 55695 -34.766 371.167 -259.9833 -0.413 -0.114 0.010 0.009 0.0018 0.025 0.064 2011 5 15 55696 -33.388 374.046 -261.7813 -0.369 -0.080 0.009 0.009 0.0032 0.029 0.073 2011 5 16 55697 -32.579 376.394 -263.4262 -0.314 -0.038 0.009 0.009 0.0030 0.032 0.081 2011 5 17 55698 -31.927 377.984 -264.8365 -0.258 -0.003 0.009 0.009 0.0015 0.036 0.091 2011 5 18 55699 -31.287 379.969 -266.0121 -0.238 0.005 0.009 0.009 0.0063 0.033 0.083 2011 5 19 55700 -30.688 381.626 -266.9744 -0.225 0.002 0.009 0.009 0.0070 0.028 0.070 2011 5 20 55701 -29.848 383.236 -267.7934 -0.213 -0.011 0.009 0.009 0.0025 0.022 0.056 2011 5 21 55702 -28.973 384.771 -268.5692 -0.196 -0.039 0.009 0.009 0.0025 0.023 0.058 2011 5 22 55703 -28.069 386.187 -269.3637 -0.177 -0.072 0.009 0.009 0.0040 0.026 0.065 2011 5 23 55704 -26.782 387.692 -270.2107 -0.155 -0.096 0.009 0.010 0.0054 0.026 0.065 2011 5 24 55705 -25.424 389.206 -271.0988 -0.143 -0.126 0.009 0.010 0.0065 0.028 0.071 2011 5 25 55706 -23.674 390.861 -271.9887 -0.103 -0.162 0.009 0.009 0.0077 0.031 0.078 2011 5 26 55707 -21.967 393.081 -272.9216 -0.063 -0.193 0.009 0.009 0.0068 0.033 0.084 2011 5 27 55708 -20.311 395.550 -273.9063 -0.031 -0.215 0.009 0.009 0.0029 0.036 0.090 2011 5 28 55709 -19.040 397.329 -274.8641 -0.068 -0.209 0.009 0.009 0.0029 0.041 0.104 2011 5 29 55710 -17.939 398.907 -275.7712 -0.132 -0.187 0.009 0.009 0.0044 0.048 0.121 2011 5 30 55711 -17.290 400.656 -276.5865 -0.177 -0.152 0.009 0.009 0.0028 0.055 0.139 2011 5 31 55712 -16.455 401.976 -277.2868 -0.232 -0.111 0.009 0.009 0.0025 0.062 0.156 2011 6 1 55713 -15.287 403.222 -277.8924 -0.192 -0.044 0.008 0.009 0.0035 0.069 0.174 Preliminary extension 2011 6 2 55714 -14.226 404.432 -278.4095 -0.182 0.014 0.008 0.009 0.0026 0.055 0.139 2011 6 3 55715 -13.058 405.703 -278.9007 -0.157 0.071 0.008 0.009 0.0016 0.036 0.090 2011 6 4 55716 -11.602 407.419 -279.4512 -0.241 0.076 0.008 0.009 0.0018 0.025 0.064 2011 6 5 55717 -9.812 409.309 -280.0896 -0.358 0.055 0.109 0.054 0.0064 0.018 0.046 2011 6 6 55718 -7.705 410.785 -280.8740 -0.463 0.026 0.194 0.118 0.0076 0.012 0.029 2011 6 7 55719 -5.599 412.303 -281.8575 -0.549 -0.009 0.175 0.190 0.0014 0.004 0.011 2011 6 8 55720 -3.189 413.966 -282.9971 -0.469 -0.038 0.216 0.220 0.0073 0.008 0.019 2011 6 9 55721 -0.896 415.679 -284.1745 -0.334 -0.065 0.201 0.144 0.0087 0.014 0.035 2011 6 10 55722 1.805 416.853 -285.3041 -0.188 -0.087 0.149 0.159 0.0025 0.020 0.050 2011 6 11 55723 5.009 418.183 -286.3601 -0.145 -0.085 0.142 0.174 0.0071 0.019 0.048 2011 6 12 55724 8.084 419.811 -287.2524 -0.145 -0.075 0.138 0.110 0.0114 0.016 0.039 2011 6 13 55725 10.680 421.072 -287.9263 -0.156 -0.061 0.127 0.091 0.0106 0.012 0.031 2011 6 14 55726 13.192 422.161 -288.4377 -0.179 -0.049 0.112 0.083 0.0127 0.009 0.022 2011 6 15 55727 15.215 422.930 -288.7799 -0.214 -0.036 0.123 0.083 0.0162 0.006 0.014 2011 6 16 55728 17.101 423.538 -288.9883 -0.005 0.021 0.134 0.148 0.0146 0.027 0.067 2011 6 17 55729 18.978 424.424 -289.1875 -0.004 0.020 0.175 0.178 0.0140 0.033 0.082 2011 6 18 55730 20.913 425.412 -289.4066 -0.005 0.021 0.194 0.118 0.0138 0.033 0.082 2011 6 19 55731 22.819 426.452 -289.7257 -0.005 0.021 0.186 0.076 0.0094 0.033 0.082 2011 6 20 55732 25.039 427.101 -290.0805 -0.004 0.020 0.157 0.099 0.0110 0.033 0.082 2011 6 21 55733 27.143 427.760 -290.4793 -0.004 0.021 0.127 0.133 0.0146 0.033 0.082 2011 6 22 55734 29.137 428.457 -290.9013 -0.005 0.020 0.164 0.125 0.0188 0.033 0.082 2011 6 23 55735 31.050 429.239 -291.2481 -0.005 0.020 0.179 0.102 0.0209 0.033 0.082 2011 6 24 55736 32.717 430.135 -291.5243 -0.005 0.021 0.168 0.125 0.0196 0.033 0.082 2011 6 25 55737 33.695 430.812 -291.6825 -0.005 0.021 0.175 0.167 0.0183 0.033 0.082 2011 6 26 55738 34.746 431.522 -291.7282 -0.005 0.020 0.263 0.215 0.0210 0.033 0.082 2011 6 27 55739 36.616 432.193 -291.7218 -0.005 0.020 0.272 0.258 0.0192 0.033 0.082 2011 6 28 55740 38.489 433.041 -291.6354 -0.004 0.021 0.227 0.204 0.0178 0.033 0.082 2011 6 29 55741 40.250 433.834 -291.5031 -0.005 0.021 0.223 0.209 0.0167 0.033 0.082 2011 6 30 55742 42.053 434.650 -291.3877 -0.005 0.020 0.423 0.263 0.0494 0.033 0.082 2011 7 1 55743 43.961 435.372 -291.2913 0.002 0.002 1000.000 1000.000 1000.0000 397.800 1000.000 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 5 2 55683 -65.385 -11.401 0.092 0.071 2011 5 3 55684 -65.523 -11.722 0.078 0.060 2011 5 4 55685 -65.732 -11.890 0.109 0.077 2011 5 5 55686 -65.865 -11.891 0.152 0.100 2011 5 6 55687 -65.951 -11.832 0.195 0.124 2011 5 7 55688 -65.931 -11.840 0.184 0.119 2011 5 8 55689 -65.948 -11.919 0.153 0.105 2011 5 9 55690 -65.922 -12.008 0.123 0.090 2011 5 10 55691 -65.656 -12.065 0.091 0.076 2011 5 11 55692 -65.441 -12.083 0.084 0.069 2011 5 12 55693 -65.318 -11.988 0.082 0.064 2011 5 13 55694 -65.454 -11.728 0.081 0.058 2011 5 14 55695 -65.753 -11.363 0.084 0.064 2011 5 15 55696 -66.116 -11.137 0.090 0.073 2011 5 16 55697 -66.321 -11.191 0.095 0.081 2011 5 17 55698 -66.270 -11.412 0.101 0.091 2011 5 18 55699 -66.105 -11.569 0.097 0.083 2011 5 19 55700 -65.828 -11.542 0.087 0.070 2011 5 20 55701 -65.456 -11.423 0.078 0.056 2011 5 21 55702 -65.133 -11.353 0.083 0.058 2011 5 22 55703 -65.131 -11.383 0.093 0.065 2011 5 23 55704 -65.496 -11.497 0.091 0.065 2011 5 24 55705 -65.937 -11.686 0.100 0.071 2011 5 25 55706 -65.984 -11.880 0.113 0.078 2011 5 26 55707 -65.699 -11.967 0.126 0.084 2011 5 27 55708 -65.448 -11.898 0.139 0.090 2011 5 28 55709 -65.675 -11.733 0.156 0.104 2011 5 29 55710 -66.252 -11.627 0.175 0.121 2011 5 30 55711 -66.849 -11.655 0.220 0.139 2011 5 31 55712 -67.359 -11.755 0.241 0.156 2011 6 1 55713 -67.454 -11.786 0.265 0.174 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 5 2 55683 0.9557 0.0026 15.04106701230 0.00000000045 2011 5 3 55684 0.9184 0.0026 15.04106701879 0.00000000045 2011 5 4 55685 0.8837 0.0025 15.04106702483 0.00000000044 2011 5 5 55686 0.8162 0.0025 15.04106703658 0.00000000044 2011 5 6 55687 0.7909 0.0024 15.04106704099 0.00000000042 2011 5 7 55688 0.8452 0.0024 15.04106703153 0.00000000042 2011 5 8 55689 0.9165 0.0026 15.04106701912 0.00000000045 2011 5 9 55690 1.1316 0.0028 15.04106698167 0.00000000049 2011 5 10 55691 1.3618 0.0028 15.04106694160 0.00000000049 2011 5 11 55692 1.5336 0.0027 15.04106691169 0.00000000047 2011 5 12 55693 1.6993 0.0026 15.04106688285 0.00000000045 2011 5 13 55694 1.8029 0.0027 15.04106686481 0.00000000047 2011 5 14 55695 1.8222 0.0027 15.04106686145 0.00000000047 2011 5 15 55696 1.7427 0.0026 15.04106687529 0.00000000045 2011 5 16 55697 1.5329 0.0026 15.04106691181 0.00000000045 2011 5 17 55698 1.2888 0.0026 15.04106695431 0.00000000045 2011 5 18 55699 1.0614 0.0026 15.04106699389 0.00000000045 2011 5 19 55700 0.8853 0.0025 15.04106702455 0.00000000044 2011 5 20 55701 0.7787 0.0025 15.04106704311 0.00000000044 2011 5 21 55702 0.7798 0.0025 15.04106704292 0.00000000044 2011 5 22 55703 0.8269 0.0024 15.04106703472 0.00000000042 2011 5 23 55704 0.8669 0.0024 15.04106702775 0.00000000042 2011 5 24 55705 0.9168 0.0023 15.04106701907 0.00000000040 2011 5 25 55706 0.8938 0.0023 15.04106702307 0.00000000040 2011 5 26 55707 0.9494 0.0023 15.04106701339 0.00000000040 2011 5 27 55708 0.9967 0.0023 15.04106700516 0.00000000040 2011 5 28 55709 0.9337 0.0023 15.04106701613 0.00000000040 2011 5 29 55710 0.8823 0.0023 15.04106702507 0.00000000040 2011 5 30 55711 0.7458 0.0023 15.04106704884 0.00000000040 2011 5 31 55712 0.6210 0.0023 15.04106707056 0.00000000040 2011 6 1 55713 0.5568 0.0023 15.04106708174 0.00000000040 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [55683-55713] All information concerning time scales : - leap seconds announcements : Bulletin C - DUT1 announcements (UT1-UTC with 0.1 ms 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 1 133 97 5 - 97 100 8 55684.21 to 55708.27 387 201 7 - 278 262 BKG 8 R 2 150 128 4 - 75 75 8 55684.21 to 55708.27 208 154 4 - 59 46 GSFC 9 R 4 77 70 3 10 67 65 8 55684.21 to 55708.27 115 113 2 15 54 61 IAA 5 R 2 82 65 3 - 53 51 8 55684.21 to 55708.27 127 81 19 - 100 58 SPBU 3 R 3 219 167 6 - 147 151 8 55684.21 to 55708.27 214 455 5 - 248 158 USNO 10 R 1 152 124 6 - 129 128 8 55684.21 to 55708.27 151 151 5 - 78 67 MAO 3 R 1 94 64 3 - 57 54 8 55684.24 to 55708.30 223 107 16 - 145 108 IVS 2 R 1 * 114 105 3 - 23 57 8 55684.21 to 55708.27 182 146 1 - 11 4 VLBI Intensive BKG 3 R 2 * - - 14 - - - 27 55683.31 to 55712.79 - - 32 - - - GSFC 9 R 2 * - - 15 - - - 27 55683.31 to 55712.79 - - 32 - - - IAA 5 R 1 * - - 16 - - - 26 55683.79 to 55712.79 - - 33 - - - PUL 10 R 0 - - 18 - - - 28 55683.31 to 55712.79 - - 34 - - - USNO 5 R 1 * - - 18 - - - 27 55683.31 to 55712.79 - - 33 - - - GPS CODE 98 P 1 5 5 - 2 - - 30 55683.50 to 55712.50 21 21 - 10 - - JPL 96 P 3 9 9 - 4 - - 30 55683.50 to 55712.50 65 50 - 16 - - GFZ 96 P 2 5 6 - 1 - - 30 55683.50 to 55712.50 27 32 - 14 - - ESOC 96 P 1 13 11 - 1 - - 30 55683.50 to 55712.50 47 35 - 8 - - NOAA 96 P 1 2 3 - 34 - - 30 55683.50 to 55712.50 59 39 - 7 - - SIO 96 P 1 16 16 - 4 - - 30 55683.50 to 55712.50 28 32 - 17 - - EMR 96 P 3 32 33 - 6 - - 30 55683.50 to 55712.50 33 39 - 14 - - IAA 1 P 1 31 41 - 7 - - 30 55683.50 to 55712.50 114 147 - 30 - - IGR 96 P 2 * 22 17 - 6 - - 30 55683.50 to 55712.50 25 22 - 7 - - IGS 7 P 1 * 5 5 - 1 - - 30 55683.50 to 55712.50 21 25 - 9 - - SLR MCC 97 L 1 147 182 - 18 - - 31 55683.00 to 55713.00 131 160 - 200 - - IAA 2 L 1 33 37 - 2 - - 31 55683.00 to 55713.00 124 133 - 19 - - CGS 3 L 2 77 87 - 18 - - 30 55683.50 to 55712.50 228 187 - 68 - - PUL 10 L 0 40 41 - 2 - - 30 55683.55 to 55712.46 147 143 - 16 - - ILRS 5 L 1 * 63 74 - 11 - - 23 55683.50 to 55712.50 127 112 - 48 - - BULLETIN A NEOS 97 C 1 28 25 10 - - - 31 55683.00 to 55713.00 25 24 20 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html