BULLETIN B 289 1 March 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 0.018 0.019 0.0061 0.074 0.102 2012 1 2 55928 117.478 262.407 -420.2660 0.506 -0.044 0.018 0.020 0.0043 0.107 0.169 2012 1 3 55929 115.947 261.649 -421.3914 0.487 -0.035 0.018 0.020 0.0046 0.080 0.127 2012 1 4 55930 114.546 260.620 -422.3894 0.464 -0.036 0.018 0.019 0.0024 0.056 0.088 2012 1 5 55931 113.261 260.200 -423.2747 0.424 -0.073 0.018 0.019 0.0140 0.076 0.121 2012 1 6 55932 111.438 259.932 -424.0546 0.381 -0.125 0.018 0.019 0.0031 0.109 0.174 2012 1 7 55933 108.883 259.664 -424.7816 0.348 -0.141 0.018 0.019 0.0036 0.109 0.170 2012 1 8 55934 106.429 258.874 -425.5338 0.325 -0.147 0.018 0.019 0.0056 0.096 0.144 2012 1 9 55935 104.225 258.041 -426.3648 0.308 -0.153 0.019 0.021 0.0066 0.083 0.118 2012 1 10 55936 101.787 257.252 -427.2859 0.299 -0.161 0.019 0.021 0.0030 0.071 0.092 2012 1 11 55937 99.783 256.002 -428.3517 0.296 -0.196 0.019 0.020 0.0152 0.082 0.108 2012 1 12 55938 98.374 255.057 -429.5936 0.299 -0.236 0.019 0.020 0.0041 0.097 0.135 2012 1 13 55939 97.330 254.481 -431.0036 0.308 -0.272 0.019 0.020 0.0029 0.113 0.162 2012 1 14 55940 96.133 254.325 -432.5201 0.307 -0.270 0.019 0.020 0.0058 0.109 0.157 2012 1 15 55941 94.902 254.379 -434.0233 0.303 -0.252 0.019 0.020 0.0076 0.098 0.139 2012 1 16 55942 93.576 254.528 -435.4233 0.298 -0.223 0.020 0.020 0.0063 0.031 0.043 2012 1 17 55943 91.710 254.906 -436.6664 0.295 -0.201 0.020 0.020 0.0040 0.029 0.041 2012 1 18 55944 89.569 254.798 -437.7220 0.292 -0.183 0.019 0.020 0.0012 0.028 0.040 2012 1 19 55945 87.373 254.461 -438.5853 0.356 -0.209 0.019 0.020 0.0219 0.040 0.049 2012 1 20 55946 85.428 254.180 -439.3168 0.431 -0.250 0.019 0.020 0.0042 0.056 0.062 2012 1 21 55947 83.249 254.651 -440.0245 0.439 -0.289 0.019 0.020 0.0024 0.063 0.071 2012 1 22 55948 80.627 254.924 -440.8023 0.401 -0.323 0.019 0.020 0.0042 0.065 0.077 2012 1 23 55949 78.598 255.078 -441.6951 0.353 -0.351 0.019 0.020 0.0056 0.068 0.085 2012 1 24 55950 76.541 255.624 -442.7049 0.302 -0.373 0.019 0.020 0.0028 0.070 0.091 2012 1 25 55951 74.227 255.806 -443.7962 0.253 -0.351 0.018 0.019 0.0151 0.079 0.101 2012 1 26 55952 71.900 256.092 -444.9204 0.212 -0.312 0.018 0.019 0.0071 0.088 0.111 2012 1 27 55953 69.358 256.156 -446.0334 0.181 -0.266 0.018 0.019 0.0025 0.098 0.120 2012 1 28 55954 66.770 256.221 -447.0732 0.207 -0.237 0.018 0.019 0.0154 0.089 0.109 2012 1 29 55955 64.294 256.203 -447.9982 0.260 -0.216 0.018 0.019 0.0049 0.073 0.090 2012 1 30 55956 61.824 255.972 -448.7993 0.316 -0.195 0.019 0.021 0.0048 0.056 0.071 2012 1 31 55957 59.292 255.822 -449.4656 0.376 -0.179 0.019 0.021 0.0020 0.041 0.052 2012 2 1 55958 56.906 255.521 -449.9897 0.404 -0.155 0.019 0.020 0.0026 0.036 0.046 Preliminary extension 2012 2 2 55959 54.725 255.253 -450.4155 0.416 -0.138 0.019 0.020 0.0040 0.035 0.045 2012 2 3 55960 52.998 254.824 -450.8189 0.416 -0.134 0.019 0.018 0.0018 0.034 0.044 2012 2 4 55961 51.408 254.365 -451.2567 0.404 -0.161 0.019 0.018 0.0196 0.038 0.041 2012 2 5 55962 49.333 254.085 -451.7747 0.378 -0.204 0.019 0.020 0.0080 0.043 0.037 2012 2 6 55963 47.361 253.995 -452.4414 0.341 -0.248 0.019 0.020 0.0101 0.049 0.033 2012 2 7 55964 45.713 254.226 -453.3164 0.296 -0.290 0.019 0.020 0.0061 0.055 0.029 2012 2 8 55965 44.324 254.543 -454.4114 0.314 -0.295 0.019 0.020 0.0340 0.058 0.043 2012 2 9 55966 43.196 255.059 -455.7140 0.350 -0.281 0.019 0.020 0.0085 0.061 0.063 2012 2 10 55967 42.168 255.794 -457.1692 0.389 -0.254 0.019 0.020 0.0028 0.064 0.083 2012 2 11 55968 41.280 256.694 -458.6439 0.319 -0.246 0.019 0.020 0.0100 0.062 0.084 2012 2 12 55969 40.311 257.431 -460.0524 0.213 -0.239 0.276 0.331 0.0088 0.057 0.078 2012 2 13 55970 38.885 258.109 -461.3165 0.115 -0.224 0.533 0.440 0.0079 0.052 0.072 2012 2 14 55971 37.080 258.640 -462.3418 0.025 -0.204 0.551 0.507 0.0030 0.047 0.066 2012 2 15 55972 35.700 259.567 -463.1549 0.002 0.002 0.602 0.642 0.0623 0.065 0.072 2012 2 16 55973 34.363 260.906 -463.8016 0.002 0.002 0.663 0.465 0.0065 0.070 0.075 2012 2 17 55974 33.083 261.932 -464.3584 0.002 0.003 0.620 0.524 0.0040 0.070 0.075 2012 2 18 55975 31.631 263.047 -464.9313 0.002 0.003 0.542 0.533 0.0043 0.070 0.075 2012 2 19 55976 30.630 264.000 -465.5900 0.002 0.003 0.559 0.499 0.0051 0.070 0.075 2012 2 20 55977 29.771 265.044 -466.3613 0.002 0.003 0.585 0.456 0.0059 0.070 0.075 2012 2 21 55978 28.389 265.669 -467.2123 0.002 0.003 0.637 0.524 0.0085 0.070 0.075 2012 2 22 55979 26.750 266.293 -468.1006 0.002 0.002 0.568 0.490 0.0087 0.070 0.075 2012 2 23 55980 24.714 267.055 -468.9705 0.002 0.002 0.508 0.347 0.0064 0.070 0.075 2012 2 24 55981 22.862 267.808 -469.7768 0.002 0.003 0.623 0.587 0.0059 0.070 0.075 2012 2 25 55982 21.596 268.889 -470.5032 0.002 0.002 0.668 0.707 0.0045 0.070 0.075 2012 2 26 55983 20.653 270.264 -471.1521 0.002 0.002 0.607 0.546 0.0044 0.070 0.075 2012 2 27 55984 20.113 271.156 -471.7480 0.002 0.002 0.422 0.525 0.0090 0.070 0.075 2012 2 28 55985 19.758 271.967 -472.2704 0.002 0.002 0.267 0.616 0.0365 0.070 0.075 2012 2 29 55986 18.984 272.860 -472.6491 0.002 0.003 0.237 0.407 0.0690 0.070 0.075 2012 3 1 55987 17.885 273.549 -472.9173 0.002 0.003 0.226 0.188 0.0274 0.070 0.075 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 1 2 55928 -70.304 -7.394 0.268 0.169 2012 1 3 55929 -70.405 -7.323 0.202 0.127 2012 1 4 55930 -70.443 -7.319 0.140 0.088 2012 1 5 55931 -70.463 -7.396 0.191 0.121 2012 1 6 55932 -70.523 -7.490 0.274 0.174 2012 1 7 55933 -70.657 -7.541 0.273 0.170 2012 1 8 55934 -70.776 -7.617 0.242 0.144 2012 1 9 55935 -70.701 -7.760 0.209 0.118 2012 1 10 55936 -70.382 -7.919 0.178 0.092 2012 1 11 55937 -70.010 -8.015 0.205 0.108 2012 1 12 55938 -69.835 -7.966 0.245 0.135 2012 1 13 55939 -69.937 -7.806 0.284 0.162 2012 1 14 55940 -70.228 -7.595 0.274 0.157 2012 1 15 55941 -70.510 -7.408 0.246 0.139 2012 1 16 55942 -70.708 -7.246 0.077 0.043 2012 1 17 55943 -70.863 -7.136 0.073 0.041 2012 1 18 55944 -71.047 -7.143 0.070 0.040 2012 1 19 55945 -71.073 -7.370 0.100 0.049 2012 1 20 55946 -70.970 -7.728 0.140 0.062 2012 1 21 55947 -70.854 -8.012 0.158 0.071 2012 1 22 55948 -70.685 -8.050 0.164 0.077 2012 1 23 55949 -70.483 -7.842 0.171 0.085 2012 1 24 55950 -70.365 -7.568 0.176 0.091 2012 1 25 55951 -70.405 -7.403 0.198 0.101 2012 1 26 55952 -70.589 -7.455 0.222 0.111 2012 1 27 55953 -70.862 -7.640 0.246 0.120 2012 1 28 55954 -71.038 -7.816 0.223 0.109 2012 1 29 55955 -71.126 -7.879 0.183 0.090 2012 1 30 55956 -71.117 -7.868 0.142 0.071 2012 1 31 55957 -70.972 -7.908 0.102 0.052 2012 2 1 55958 -70.793 -8.039 0.090 0.046 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 1 2 55928 1.1668 0.0055 15.04106697555 0.00000000096 2012 1 3 55929 1.0732 0.0055 15.04106699184 0.00000000096 2012 1 4 55930 0.9431 0.0054 15.04106701449 0.00000000094 2012 1 5 55931 0.8274 0.0054 15.04106703463 0.00000000094 2012 1 6 55932 0.7439 0.0054 15.04106704917 0.00000000094 2012 1 7 55933 0.7242 0.0053 15.04106705260 0.00000000092 2012 1 8 55934 0.7866 0.0055 15.04106704173 0.00000000096 2012 1 9 55935 0.9020 0.0055 15.04106702164 0.00000000096 2012 1 10 55936 0.9794 0.0055 15.04106700817 0.00000000096 2012 1 11 55937 1.1310 0.0055 15.04106698178 0.00000000096 2012 1 12 55938 1.3295 0.0053 15.04106694722 0.00000000092 2012 1 13 55939 1.4854 0.0053 15.04106692008 0.00000000092 2012 1 14 55940 1.5230 0.0052 15.04106691354 0.00000000091 2012 1 15 55941 1.4555 0.0033 15.04106692529 0.00000000057 2012 1 16 55942 1.3370 0.0014 15.04106694592 0.00000000024 2012 1 17 55943 1.1580 0.0014 15.04106697708 0.00000000024 2012 1 18 55944 0.9552 0.0014 15.04106701238 0.00000000024 2012 1 19 55945 0.7743 0.0014 15.04106704388 0.00000000024 2012 1 20 55946 0.6897 0.0014 15.04106705860 0.00000000024 2012 1 21 55947 0.7410 0.0014 15.04106704967 0.00000000024 2012 1 22 55948 0.8370 0.0011 15.04106703296 0.00000000019 2012 1 23 55949 0.9573 0.0010 15.04106701202 0.00000000017 2012 1 24 55950 1.0539 0.0010 15.04106699520 0.00000000017 2012 1 25 55951 1.1148 0.0010 15.04106698460 0.00000000017 2012 1 26 55952 1.1189 0.0010 15.04106698389 0.00000000017 2012 1 27 55953 1.0883 0.0010 15.04106698921 0.00000000017 2012 1 28 55954 1.0003 0.0010 15.04106700453 0.00000000017 2012 1 29 55955 0.8641 0.0012 15.04106702824 0.00000000021 2012 1 30 55956 0.7511 0.0017 15.04106704791 0.00000000030 2012 1 31 55957 0.6002 0.0017 15.04106707418 0.00000000030 2012 2 1 55958 0.4580 0.0015 15.04106709894 0.00000000026 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [55928-55958] 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 1 100 87 4 - 83 76 7 55930.21 to 55950.21 214 410 12 - 100 127 BKG 8 R 2 97 93 3 - 56 53 9 55930.21 to 55957.21 236 236 7 - 77 104 GSFC 9 R 4 74 67 3 7 47 44 9 55930.21 to 55957.21 136 130 3 11 45 16 IAA 5 R 2 59 78 3 - 48 47 9 55930.21 to 55957.21 317 159 11 - 120 72 IAA 5 R 2 59 78 3 - 48 47 9 55930.21 to 55957.21 317 159 11 - 120 72 USNO 10 R 1 80 71 3 - 57 54 9 55930.21 to 55957.21 184 138 5 - 64 39 MAO 3 R 1 115 101 4 - 45 44 8 55930.22 to 55953.28 132 359 11 - 41 65 IVS 2 R 1 * 39 43 2 - 15 42 9 55930.21 to 55957.21 95 75 2 - 11 8 VLBI Intensive BKG 3 R 2 * - - 11 - - - 36 55928.31 to 55956.79 - - 18 - - - GSFC 9 R 2 * - - 13 - - - 33 55929.79 to 55956.79 - - 19 - - - IAA 5 R 1 * - - 12 - - - 22 55929.79 to 55956.79 - - 17 - - - PUL 10 R 0 - - 17 - - - 27 55928.31 to 55956.79 - - 18 - - - USNO 5 R 1 * - - 20 - - - 26 55928.31 to 55956.79 - - 23 - - - GPS CODE 98 P 1 5 5 - 1 - - 30 55928.50 to 55957.50 25 18 - 7 - - JPL 96 P 3 9 9 - 5 - - 30 55928.50 to 55957.50 48 36 - 12 - - GFZ 96 P 2 5 5 - 1 - - 30 55928.50 to 55957.50 31 37 - 7 - - ESOC 96 P 1 17 14 - 1 - - 30 55928.50 to 55957.50 42 43 - 8 - - NOAA 96 P 1 2 3 - 13 - - 30 55928.50 to 55957.50 45 50 - 6 - - SIO 96 P 1 17 18 - 4 - - 31 55928.50 to 55957.50 42 36 - 12 - - EMR 96 P 3 32 33 - 5 - - 30 55928.50 to 55957.50 46 37 - 12 - - IAA 1 P 1 26 37 - 6 - - 30 55928.50 to 55957.50 136 186 - 27 - - IGR 96 P 2 * 22 24 - 4 - - 30 55928.50 to 55957.50 26 35 - 8 - - IGS 7 P 1 * 5 5 - 0 - - 30 55928.50 to 55957.50 26 26 - 5 - - SLR MCC 97 L 1 188 193 - 23 - - 27 55928.00 to 55958.00 146 135 - 83 - - IAA 2 L 1 43 39 - 2 - - 31 55928.00 to 55958.00 144 164 - 16 - - CGS 3 L 2 67 69 - 14 - - 30 55928.50 to 55957.50 163 146 - 55 - - PUL 10 L 0 38 39 - 2 - - 31 55928.32 to 55957.67 120 99 - 14 - - ILRS 5 L 1 * 69 68 - 10 - - 30 55928.50 to 55957.50 169 156 - 36 - - BULLETIN A NEOS 97 C 1 26 26 5 - - - 31 55928.00 to 55958.00 20 29 14 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html