BULLETIN B 292 1 June 2012 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 0.020 0.023 0.0084 0.049 0.074 2012 4 2 56019 -11.351 314.853 -509.8935 0.136 -0.317 0.020 0.023 0.0059 0.068 0.114 2012 4 3 56020 -12.264 316.855 -511.4393 0.140 -0.253 0.020 0.023 0.0029 0.068 0.121 2012 4 4 56021 -12.896 318.655 -513.1549 0.264 -0.234 0.019 0.022 0.0241 0.072 0.128 2012 4 5 56022 -13.364 320.312 -514.9928 0.415 -0.232 0.019 0.022 0.0019 0.076 0.134 2012 4 6 56023 -13.715 322.168 -516.8595 0.421 -0.251 0.019 0.022 0.0202 0.072 0.129 2012 4 7 56024 -13.652 324.149 -518.6314 0.362 -0.280 0.021 0.022 0.0088 0.066 0.120 2012 4 8 56025 -13.097 325.975 -520.2021 0.289 -0.309 0.021 0.022 0.0079 0.060 0.110 2012 4 9 56026 -12.284 327.886 -521.5395 0.207 -0.296 0.020 0.023 0.0069 0.053 0.102 2012 4 10 56027 -11.627 330.100 -522.6753 0.112 -0.322 0.020 0.023 0.0046 0.047 0.093 2012 4 11 56028 -10.886 332.532 -523.6983 0.018 -0.346 0.020 0.022 0.0028 0.038 0.083 2012 4 12 56029 -9.896 334.821 -524.7296 -0.003 -0.367 0.020 0.022 0.0184 0.027 0.058 2012 4 13 56030 -8.876 337.102 -525.8404 0.004 -0.382 0.020 0.022 0.0026 0.014 0.029 2012 4 14 56031 -8.011 339.146 -527.0311 0.001 -0.389 0.020 0.022 0.0041 0.014 0.028 2012 4 15 56032 -7.230 341.115 -528.2793 0.002 -0.387 0.020 0.022 0.0066 0.019 0.037 2012 4 16 56033 -6.329 342.951 -529.5673 0.012 -0.375 0.020 0.023 0.0048 0.027 0.047 2012 4 17 56034 -5.199 344.926 -530.8783 0.030 -0.365 0.020 0.023 0.0015 0.033 0.056 2012 4 18 56035 -4.236 347.145 -532.1965 0.049 -0.340 0.022 0.024 0.0216 0.035 0.059 2012 4 19 56036 -3.430 349.499 -533.4911 0.068 -0.312 0.022 0.024 0.0034 0.036 0.061 2012 4 20 56037 -2.859 351.929 -534.7248 0.088 -0.285 0.022 0.024 0.0015 0.038 0.064 2012 4 21 56038 -2.364 354.154 -535.8613 0.084 -0.298 0.022 0.024 0.0184 0.034 0.058 2012 4 22 56039 -1.494 356.002 -536.8881 0.070 -0.325 0.022 0.024 0.0048 0.029 0.048 2012 4 23 56040 -0.272 357.958 -537.8074 0.053 -0.345 0.022 0.026 0.0056 0.024 0.040 2012 4 24 56041 0.653 359.920 -538.6339 0.033 -0.357 0.022 0.026 0.0020 0.018 0.030 2012 4 25 56042 1.379 361.760 -539.4047 0.097 -0.332 0.021 0.026 0.0238 0.051 0.046 2012 4 26 56043 2.156 363.391 -540.1645 0.179 -0.290 0.021 0.026 0.0078 0.095 0.069 2012 4 27 56044 3.382 364.806 -540.9514 0.255 -0.242 0.021 0.026 0.0102 0.138 0.091 2012 4 28 56045 4.355 366.218 -541.7935 0.002 0.002 0.021 0.026 0.0085 0.087 0.081 2012 4 29 56046 5.295 367.419 -542.7026 0.002 0.002 0.021 0.026 0.0075 0.065 0.075 2012 4 30 56047 6.321 368.720 -543.6860 -0.016 -0.254 0.022 0.027 0.0081 0.034 0.061 2012 5 1 56048 7.701 369.896 -544.8627 -0.072 -0.241 0.022 0.027 0.0060 0.034 0.061 Preliminary extension 2012 5 2 56049 9.214 370.867 -546.2259 -0.130 -0.252 0.021 0.026 0.0038 0.039 0.071 2012 5 3 56050 10.546 371.897 -547.6981 -0.174 -0.257 0.021 0.026 0.0011 0.042 0.076 2012 5 4 56051 11.863 373.233 -549.1911 -0.124 -0.430 0.021 0.026 0.0003 0.029 0.053 2012 5 5 56052 13.328 374.713 -550.5806 -0.128 -0.496 0.021 0.026 0.0124 0.029 0.050 2012 5 6 56053 15.115 376.289 -551.9143 -0.156 -0.490 0.021 0.026 0.0108 0.035 0.058 2012 5 7 56054 16.309 378.011 -552.9810 -0.174 -0.461 0.021 0.026 0.0092 0.041 0.065 2012 5 8 56055 16.993 379.382 -553.8805 -0.186 -0.416 0.021 0.026 0.0026 0.047 0.073 2012 5 9 56056 17.572 380.760 -554.6776 -0.160 -0.376 0.021 0.026 0.0081 0.041 0.066 2012 5 10 56057 17.686 381.909 -555.5656 -0.125 -0.340 0.021 0.026 0.0090 0.033 0.056 2012 5 11 56058 17.785 382.708 -556.4992 -0.094 -0.310 0.021 0.026 0.0020 0.025 0.047 2012 5 12 56059 18.353 383.357 -557.4671 -0.056 -0.308 0.021 0.026 0.0141 0.023 0.043 2012 5 13 56060 19.705 384.056 -558.5130 -0.020 -0.327 0.235 0.226 0.0125 0.022 0.042 2012 5 14 56061 21.572 384.753 -559.5735 0.011 -0.358 0.468 0.587 0.0094 0.022 0.042 2012 5 15 56062 23.684 385.607 -560.6098 0.039 -0.400 0.403 0.587 0.0022 0.021 0.041 2012 5 16 56063 25.894 386.717 -561.7410 0.002 0.002 0.346 0.427 0.0140 0.053 0.067 2012 5 17 56064 27.809 387.515 -562.6897 0.002 0.002 0.365 0.427 0.0085 0.062 0.074 2012 5 18 56065 29.246 388.341 -563.5715 0.003 0.002 0.309 0.405 0.0112 0.062 0.074 2012 5 19 56066 30.370 388.904 -564.3492 0.002 0.002 0.384 0.331 0.0075 0.062 0.074 2012 5 20 56067 31.447 389.087 -564.9620 0.002 0.002 0.562 0.235 0.0075 0.062 0.074 2012 5 21 56068 32.296 389.305 -565.4147 0.002 0.002 0.581 0.309 0.0149 0.062 0.074 2012 5 22 56069 33.207 389.762 -565.7978 0.002 0.002 0.459 0.299 0.0166 0.062 0.074 2012 5 23 56070 34.235 390.529 -566.1772 0.002 0.002 0.356 0.224 0.0110 0.062 0.074 2012 5 24 56071 35.498 391.209 -566.5770 0.003 0.002 0.506 0.256 0.0109 0.062 0.074 2012 5 25 56072 37.084 391.903 -567.0770 0.002 0.002 0.581 0.299 0.0167 0.062 0.074 2012 5 26 56073 39.123 392.491 -567.6668 0.002 0.002 0.468 0.320 0.0300 0.062 0.074 2012 5 27 56074 41.110 393.193 -568.3988 0.002 0.002 0.482 0.241 0.0171 0.062 0.074 2012 5 28 56075 42.927 393.829 -569.2742 0.002 0.002 0.560 0.382 0.0199 0.062 0.074 2012 5 29 56076 44.677 394.672 -570.2812 0.002 0.002 0.649 0.472 0.0225 0.062 0.074 2012 5 30 56077 45.682 395.484 -571.4023 0.003 0.002 0.828 0.459 0.0775 0.062 0.074 2012 5 31 56078 46.228 396.072 -572.5942 0.002 0.002 1.119 1.147 0.0775 0.062 0.074 2012 6 1 56079 46.821 396.748 -573.7070 0.002 0.002 999.000 999.000 999.0000 999.000 999.000 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 2012 4 2 56019 -69.044 -11.671 0.170 0.114 2012 4 3 56020 -68.888 -11.732 0.172 0.121 2012 4 4 56021 -68.517 -11.861 0.181 0.128 2012 4 5 56022 -68.109 -11.757 0.191 0.134 2012 4 6 56023 -68.172 -11.479 0.182 0.129 2012 4 7 56024 -68.553 -11.351 0.166 0.120 2012 4 8 56025 -68.998 -11.551 0.150 0.110 2012 4 9 56026 -69.332 -11.878 0.134 0.102 2012 4 10 56027 -69.558 -12.167 0.117 0.093 2012 4 11 56028 -69.704 -12.337 0.095 0.083 2012 4 12 56029 -69.650 -12.469 0.067 0.058 2012 4 13 56030 -69.590 -12.572 0.035 0.029 2012 4 14 56031 -69.688 -12.588 0.036 0.028 2012 4 15 56032 -69.826 -12.527 0.049 0.037 2012 4 16 56033 -69.808 -12.453 0.068 0.047 2012 4 17 56034 -69.582 -12.394 0.082 0.056 2012 4 18 56035 -69.315 -12.287 0.087 0.059 2012 4 19 56036 -69.164 -12.148 0.091 0.061 2012 4 20 56037 -69.155 -12.089 0.095 0.064 2012 4 21 56038 -69.261 -12.258 0.086 0.058 2012 4 22 56039 -69.339 -12.593 0.072 0.048 2012 4 23 56040 -69.290 -12.913 0.060 0.040 2012 4 24 56041 -69.134 -13.105 0.046 0.030 2012 4 25 56042 -68.805 -13.171 0.129 0.046 2012 4 26 56043 -68.635 -13.204 0.238 0.069 2012 4 27 56044 -68.636 -13.182 0.347 0.091 2012 4 28 56045 -69.335 -12.819 0.219 0.081 2012 4 29 56046 -69.078 -12.569 0.163 0.075 2012 4 30 56047 -68.707 -12.625 0.086 0.061 2012 5 1 56048 -68.608 -12.605 0.086 0.061 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 2012 4 2 56019 1.4645 0.0023 15.04106692372 0.00000000040 2012 4 3 56020 1.6464 0.0023 15.04106689205 0.00000000040 2012 4 4 56021 1.7876 0.0023 15.04106686747 0.00000000040 2012 4 5 56022 1.8599 0.0023 15.04106685489 0.00000000040 2012 4 6 56023 1.8563 0.0023 15.04106685551 0.00000000040 2012 4 7 56024 1.6680 0.0023 15.04106688829 0.00000000040 2012 4 8 56025 1.4264 0.0023 15.04106693035 0.00000000040 2012 4 9 56026 1.2179 0.0023 15.04106696665 0.00000000040 2012 4 10 56027 1.0577 0.0023 15.04106699454 0.00000000040 2012 4 11 56028 0.9927 0.0022 15.04106700585 0.00000000038 2012 4 12 56029 1.0518 0.0022 15.04106699557 0.00000000038 2012 4 13 56030 1.1597 0.0022 15.04106697678 0.00000000038 2012 4 14 56031 1.2156 0.0022 15.04106696705 0.00000000038 2012 4 15 56032 1.2592 0.0022 15.04106695946 0.00000000038 2012 4 16 56033 1.3069 0.0024 15.04106695116 0.00000000042 2012 4 17 56034 1.3224 0.0024 15.04106694846 0.00000000042 2012 4 18 56035 1.3050 0.0024 15.04106695149 0.00000000042 2012 4 19 56036 1.2692 0.0024 15.04106695772 0.00000000042 2012 4 20 56037 1.1976 0.0024 15.04106697018 0.00000000042 2012 4 21 56038 1.0735 0.0024 15.04106699179 0.00000000042 2012 4 22 56039 0.9847 0.0024 15.04106700725 0.00000000042 2012 4 23 56040 0.8768 0.0102 15.04106702603 0.00000000178 2012 4 24 56041 0.7777 0.0102 15.04106704328 0.00000000178 2012 4 25 56042 0.7599 0.0100 15.04106704638 0.00000000174 2012 4 26 56043 0.7562 0.0100 15.04106704703 0.00000000174 2012 4 27 56044 0.8113 0.0100 15.04106703743 0.00000000174 2012 4 28 56045 0.8890 0.0099 15.04106702391 0.00000000172 2012 4 29 56046 0.9543 0.0099 15.04106701254 0.00000000172 2012 4 30 56047 1.0777 0.0104 15.04106699106 0.00000000181 2012 5 1 56048 1.2836 0.0104 15.04106695521 0.00000000181 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [56019-56048] Next leap second will be introduced on 1 July 2012 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 1 154 125 5 - 108 119 8 56020.21 to 56044.27 229 368 15 - 51 214 BKG 8 R 2 124 112 4 - 72 75 8 56020.21 to 56044.27 122 160 4 - 17 36 GSFC 9 R 4 83 70 3 7 59 62 8 56020.21 to 56044.27 210 213 9 7 61 23 IAA 5 R 2 90 84 3 - 61 63 8 56020.21 to 56044.27 174 107 4 - 64 61 IAA 5 R 2 90 84 3 - 61 63 8 56020.21 to 56044.27 174 107 4 - 64 61 USNO 10 R 1 96 80 3 - 76 76 8 56020.21 to 56044.27 134 152 2 - 73 64 MAO 3 R 1 130 101 4 - 70 70 8 56020.14 to 56044.28 205 139 10 - 74 99 IVS 2 R 1 * 54 42 2 - 13 41 8 56020.21 to 56044.27 200 77 3 - 11 4 VLBI Intensive BKG 3 R 2 * - - 11 - - - 29 56019.79 to 56047.31 - - 17 - - - GSFC 9 R 2 * - - 16 - - - 29 56019.79 to 56047.31 - - 22 - - - IAA 5 R 1 * - - 12 - - - 20 56019.79 to 56044.80 - - 18 - - - PUL 10 R 0 - - 14 - - - 22 56019.79 to 56047.31 - - 20 - - - USNO 5 R 1 * - - 31 - - - 23 56019.79 to 56047.31 - - 17 - - - GPS CODE 98 P 1 5 5 - 2 - - 29 56019.50 to 56047.50 19 13 - 12 - - JPL 96 P 3 9 11 - 5 - - 29 56019.50 to 56047.50 43 25 - 11 - - GFZ 96 P 2 5 5 - 1 - - 29 56019.50 to 56047.50 20 22 - 10 - - ESOC 96 P 1 18 15 - 1 - - 29 56019.50 to 56047.50 37 21 - 11 - - NOAA 96 P 1 3 3 - 0 - - 29 56019.50 to 56047.50 34 69 - 6 - - SIO 96 P 1 14 14 - 4 - - 29 56019.50 to 56047.50 23 23 - 9 - - EMR 96 P 3 34 35 - 6 - - 29 56019.50 to 56047.50 27 34 - 10 - - IAA 1 P 1 29 37 - 6 - - 29 56019.50 to 56047.50 96 173 - 32 - - IGR 96 P 2 * 23 18 - 4 - - 29 56019.50 to 56047.50 15 20 - 7 - - IGS 7 P 1 * 5 5 - 1 - - 29 56019.50 to 56047.50 10 11 - 9 - - SLR MCC 97 L 1 143 152 - 22 - - 26 56019.00 to 56048.00 158 144 - 168 - - IAA 2 L 1 38 39 - 2 - - 30 56019.00 to 56048.00 199 123 - 16 - - CGS 3 L 2 69 70 - 15 - - 29 56019.50 to 56047.50 165 208 - 48 - - PUL 10 L 0 37 38 - 2 - - 29 56019.32 to 56047.93 138 95 - 16 - - ILRS 5 L 1 * 53 55 - 9 - - 29 56019.50 to 56047.50 131 163 - 35 - - BULLETIN A NEOS 97 C 1 26 26 5 - - - 30 56019.00 to 56048.00 18 14 11 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html