BULLETIN B 266 15 April 2010 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). The reference systems are described in the 2006 IERS Annual Report. 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 0.016 0.019 0.0337 0.104 0.164 2010 2 2 55229 8.720 209.298 85.9846 -0.158 -0.337 0.022 0.021 0.0175 0.035 0.087 2010 2 3 55230 6.014 210.401 84.1061 -0.138 -0.307 0.022 0.021 0.0228 0.035 0.089 2010 2 4 55231 3.320 211.932 82.4037 -0.119 -0.240 0.020 0.019 0.0635 0.082 0.207 2010 2 5 55232 0.846 212.845 80.9912 -0.101 -0.151 0.017 0.015 0.0827 0.300 0.754 2010 2 6 55233 -1.059 213.363 79.8475 -0.096 -0.084 0.017 0.016 0.0610 0.305 0.766 2010 2 7 55234 -2.880 214.179 78.9143 -0.108 -0.084 0.021 0.024 0.0446 0.115 0.290 2010 2 8 55235 -4.827 215.123 78.1566 -0.130 -0.182 0.020 0.021 0.0198 0.045 0.112 2010 2 9 55236 -6.522 216.272 77.5394 -0.141 -0.308 0.016 0.017 0.0123 0.045 0.112 2010 2 10 55237 -8.291 217.864 76.9736 -0.130 -0.393 0.016 0.017 0.0137 0.045 0.112 2010 2 11 55238 -10.751 219.570 76.3743 -0.094 -0.395 0.016 0.021 0.0213 0.043 0.109 2010 2 12 55239 -13.629 221.076 75.6518 -0.048 -0.327 0.016 0.021 0.0269 0.043 0.108 2010 2 13 55240 -15.968 222.657 74.7517 -0.011 -0.245 0.016 0.021 0.0381 0.043 0.108 2010 2 14 55241 -17.844 224.488 73.6816 -0.003 -0.211 0.015 0.020 0.0585 0.043 0.108 2010 2 15 55242 -19.556 226.355 72.4618 -0.031 -0.264 0.018 0.017 0.0525 0.032 0.080 2010 2 16 55243 -21.183 228.637 71.0934 -0.082 -0.308 0.017 0.017 0.0110 0.031 0.079 2010 2 17 55244 -22.569 230.956 69.5888 -0.129 -0.307 0.014 0.018 0.0115 0.031 0.079 2010 2 18 55245 -23.456 233.003 68.0324 -0.153 -0.219 0.013 0.018 0.0152 0.034 0.086 2010 2 19 55246 -24.214 235.256 66.5676 -0.142 -0.106 0.013 0.018 0.0185 0.048 0.120 2010 2 20 55247 -25.107 237.349 65.2052 -0.102 -0.049 0.014 0.018 0.0277 0.049 0.124 2010 2 21 55248 -26.363 239.236 63.9561 -0.064 -0.092 0.015 0.019 0.0454 0.051 0.128 2010 2 22 55249 -27.545 240.945 62.8322 -0.048 -0.235 0.015 0.019 0.0216 0.029 0.073 2010 2 23 55250 -28.362 242.625 61.8202 -0.052 -0.373 0.015 0.019 0.0134 0.029 0.073 2010 2 24 55251 -29.162 244.563 60.8424 -0.066 -0.432 0.015 0.020 0.0171 0.029 0.073 2010 2 25 55252 -30.468 246.711 59.7599 -0.085 -0.368 0.015 0.020 0.0391 0.049 0.124 2010 2 26 55253 -31.548 248.756 58.4598 -0.110 -0.208 0.015 0.019 0.0396 0.063 0.159 2010 2 27 55254 -32.537 251.091 56.8936 -0.149 -0.029 0.015 0.019 0.0539 0.063 0.159 2010 2 28 55255 -34.040 253.477 55.0330 -0.200 0.078 0.016 0.019 0.0656 0.060 0.152 2010 3 1 55256 -35.102 255.651 52.9832 -0.238 0.043 0.016 0.019 0.0288 0.049 0.122 Preliminary extension 2010 3 2 55257 -35.888 257.756 50.9209 -0.235 -0.066 0.016 0.019 0.0185 0.049 0.122 2010 3 3 55258 -36.932 259.932 49.0291 -0.173 -0.173 0.015 0.024 0.0233 0.049 0.122 2010 3 4 55259 -38.283 261.937 47.3894 -0.092 -0.223 0.015 0.039 0.0480 0.080 0.200 2010 3 5 55260 -39.104 263.964 46.0213 -0.062 -0.216 0.015 0.025 0.0402 0.098 0.246 2010 3 6 55261 -39.931 266.037 44.9191 -0.117 -0.193 0.015 0.020 0.0475 0.098 0.247 2010 3 7 55262 -41.341 267.786 44.0256 -0.221 -0.194 0.015 0.019 0.0513 0.093 0.234 2010 3 8 55263 -42.957 269.513 43.2576 -0.277 -0.207 0.015 0.018 0.0261 0.072 0.182 2010 3 9 55264 -44.842 271.081 42.4582 -0.244 -0.205 0.014 0.017 0.0171 0.072 0.182 2010 3 10 55265 -46.171 272.487 41.5510 -0.129 -0.172 0.014 0.012 0.0216 0.062 0.155 2010 3 11 55266 -47.089 274.022 40.5968 -0.002 -0.113 0.014 0.012 0.0396 0.056 0.142 2010 3 12 55267 -48.049 275.788 39.5876 0.055 -0.041 0.015 0.016 0.0273 0.056 0.140 2010 3 13 55268 -48.738 277.751 38.4749 0.010 0.023 0.018 0.018 0.0377 0.056 0.140 2010 3 14 55269 -49.647 280.167 37.3622 -0.099 0.051 0.018 0.019 0.0547 0.056 0.142 2010 3 15 55270 -50.861 282.828 36.2579 -0.185 0.015 0.014 0.023 0.0605 0.066 0.165 2010 3 16 55271 -51.878 285.476 35.0798 -0.208 -0.088 0.013 0.021 0.0683 0.066 0.165 2010 3 17 55272 -52.567 287.766 33.8204 -0.158 -0.206 0.013 0.017 0.0673 0.062 0.155 2010 3 18 55273 -53.218 289.712 32.5868 -0.080 -0.272 0.013 0.021 0.0579 0.075 0.188 2010 3 19 55274 -53.919 291.218 31.4854 -0.028 -0.245 0.016 0.036 0.0559 0.078 0.197 2010 3 20 55275 -54.408 292.530 30.5703 -0.034 -0.130 0.016 0.023 0.0573 0.078 0.197 2010 3 21 55276 -54.523 294.192 29.8318 -0.079 0.012 0.013 0.017 0.0588 0.070 0.176 2010 3 22 55277 -54.457 296.142 29.2255 -0.119 0.109 0.012 0.016 0.0627 0.046 0.115 2010 3 23 55278 -54.697 298.362 28.6740 -0.122 0.113 0.012 0.021 0.0620 0.046 0.115 2010 3 24 55279 -55.168 300.863 28.0647 -0.092 0.028 0.012 0.030 0.0532 0.046 0.115 2010 3 25 55280 -56.007 303.677 27.2624 -0.074 -0.103 0.013 0.021 0.0589 0.042 0.106 2010 3 26 55281 -57.018 306.235 26.1362 -0.104 -0.224 0.012 0.017 0.0746 0.042 0.105 2010 3 27 55282 -57.654 308.316 24.6604 -0.183 -0.291 0.012 0.020 0.0520 0.042 0.105 2010 3 28 55283 -58.283 310.528 22.9424 -0.257 -0.286 0.012 0.021 0.0379 0.043 0.108 2010 3 29 55284 -58.909 312.752 21.0356 -0.262 -0.217 0.012 0.017 0.0440 0.058 0.146 2010 3 30 55285 -59.928 314.957 19.0490 -0.179 -0.110 0.012 0.016 0.0620 0.063 0.159 2010 3 31 55286 -60.814 316.912 17.2031 -0.004 0.014 0.012 0.015 0.0590 0.241 0.605 2010 4 1 55287 -61.106 319.289 15.6977 -0.004 0.014 0.012 0.014 0.0597 0.241 0.605 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 2010 2 2 55229 -64.325 -5.925 0.153 0.087 2010 2 3 55230 -64.373 -5.922 0.229 0.089 2010 2 4 55231 -64.556 -5.787 0.443 0.207 2010 2 5 55232 -64.771 -5.702 0.681 0.754 2010 2 6 55233 -64.851 -5.845 0.682 0.766 2010 2 7 55234 -64.827 -6.155 0.420 0.290 2010 2 8 55235 -64.888 -6.471 0.185 0.112 2010 2 9 55236 -65.046 -6.680 0.185 0.112 2010 2 10 55237 -65.115 -6.799 0.186 0.112 2010 2 11 55238 -64.951 -6.818 0.236 0.109 2010 2 12 55239 -64.608 -6.671 0.253 0.108 2010 2 13 55240 -64.246 -6.378 0.253 0.108 2010 2 14 55241 -64.002 -6.127 0.253 0.108 2010 2 15 55242 -63.952 -6.144 0.167 0.080 2010 2 16 55243 -64.078 -6.372 0.163 0.079 2010 2 17 55244 -64.245 -6.626 0.164 0.079 2010 2 18 55245 -64.299 -6.712 0.171 0.086 2010 2 19 55246 -64.189 -6.679 0.198 0.120 2010 2 20 55247 -64.058 -6.679 0.200 0.124 2010 2 21 55248 -64.125 -6.759 0.199 0.128 2010 2 22 55249 -64.469 -6.865 0.113 0.073 2010 2 23 55250 -65.002 -6.959 0.113 0.073 2010 2 24 55251 -65.503 -7.172 0.114 0.073 2010 2 25 55252 -65.670 -7.528 0.231 0.124 2010 2 26 55253 -65.323 -7.771 0.391 0.159 2010 2 27 55254 -64.696 -7.612 0.392 0.159 2010 2 28 55255 -64.239 -7.143 0.347 0.152 2010 3 1 55256 -64.122 -6.803 0.226 0.122 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 2010 2 2 55229 1.8681 0.0026 15.04106685346 0.00000000045 2010 2 3 55230 1.7864 0.0026 15.04106686768 0.00000000045 2010 2 4 55231 1.5385 0.0025 15.04106691084 0.00000000044 2010 2 5 55232 1.2685 0.0025 15.04106695784 0.00000000044 2010 2 6 55233 1.0554 0.0025 15.04106699494 0.00000000044 2010 2 7 55234 0.8434 0.0025 15.04106703185 0.00000000044 2010 2 8 55235 0.6803 0.0024 15.04106706024 0.00000000042 2010 2 9 55236 0.5753 0.0023 15.04106707852 0.00000000040 2010 2 10 55237 0.5670 0.0024 15.04106707996 0.00000000042 2010 2 11 55238 0.6693 0.0025 15.04106706215 0.00000000044 2010 2 12 55239 0.8218 0.0025 15.04106703561 0.00000000044 2010 2 13 55240 0.9954 0.0025 15.04106700538 0.00000000044 2010 2 14 55241 1.1595 0.0023 15.04106697682 0.00000000040 2010 2 15 55242 1.3130 0.0022 15.04106695009 0.00000000038 2010 2 16 55243 1.4267 0.0022 15.04106693030 0.00000000038 2010 2 17 55244 1.4902 0.0022 15.04106691925 0.00000000038 2010 2 18 55245 1.4938 0.0022 15.04106691862 0.00000000038 2010 2 19 55246 1.4125 0.0022 15.04106693277 0.00000000038 2010 2 20 55247 1.2918 0.0022 15.04106695379 0.00000000038 2010 2 21 55248 1.1747 0.0023 15.04106697417 0.00000000040 2010 2 22 55249 1.0692 0.0024 15.04106699254 0.00000000042 2010 2 23 55250 0.9790 0.0023 15.04106700824 0.00000000040 2010 2 24 55251 0.9995 0.0023 15.04106700467 0.00000000040 2010 2 25 55252 1.1888 0.0023 15.04106697172 0.00000000040 2010 2 26 55253 1.4628 0.0023 15.04106692402 0.00000000040 2010 2 27 55254 1.7307 0.0023 15.04106687738 0.00000000040 2010 2 28 55255 1.9743 0.0024 15.04106683497 0.00000000042 2010 3 1 55256 2.0942 0.0024 15.04106681410 0.00000000042 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [55229-55256] 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 1 106 133 3 - 89 82 8 55229.21 to 55253.27 300 150 9 - 70 40 BKG 8 R 2 * 74 82 2 - 66 63 9 55229.21 to 55253.27 120 110 8 - 30 100 GSFC 9 R 4 * 62 64 2 6 61 59 9 55229.21 to 55253.27 140 90 8 15 30 80 IAA 5 R 2 * 79 90 2 - 60 58 9 55229.21 to 55253.27 250 140 10 - 90 100 SPBU 3 R 3 * 165 258 6 - 126 117 8 55229.21 to 55253.27 250 230 6 - 90 30 USNO 6 R 2 * 94 169 3 - 229 95 8 55229.21 to 55253.27 90 110 5 - 50 20 MAO 3 R 1 * 99 89 2 - 66 62 8 55229.23 to 55253.32 130 140 4 - 50 60 IVS 2 R 1 * 27 30 1 - 31 29 7 55229.21 to 55253.27 120 80 7 - 20 20 VLBI Intensive BKG 3 R 2 * - - 9 - - - 26 55229.80 to 55255.33 - - 26 - - - GSFC 9 R 2 * - - 11 - - - 26 55229.80 to 55255.33 - - 23 - - - IAA 5 R 1 * - - 10 - - - 24 55229.80 to 55255.33 - - 24 - - - USNO 5 R 1 * - - 9 - - - 26 55229.80 to 55255.33 - - 23 - - - GPS CODE 98 P 1 5 5 - 2 - - 27 55229.50 to 55255.50 30 30 - 17 - - JPL 96 P 3 9 9 - 6 - - 27 55229.50 to 55255.50 60 40 - 25 - - GFZ 96 P 2 5 6 - 1 - - 27 55229.50 to 55255.50 30 30 - 17 - - ESOC 96 P 1 11 10 - 1 - - 27 55229.50 to 55255.50 50 40 - 18 - - NOAA 96 P 1 2 3 - 34 - - 27 55229.50 to 55255.50 40 40 - 16 - - SIO 96 P 1 14 14 - 3 - - 27 55229.50 to 55255.50 40 40 - 14 - - EMR 96 P 3 32 32 - 6 - - 27 55229.50 to 55255.50 60 40 - 13 - - IAA 1 P 1 29 32 - 6 - - 27 55229.50 to 55255.50 120 130 - 29 - - IGS 96 P 2 * 29 19 - 6 - - 27 55229.50 to 55255.50 40 30 - 13 - - IGS 7 P 1 * 34 33 - 8 - - 27 55229.50 to 55255.50 30 30 - 12 - - SLR MCC 97 L 1 185 174 - 18 - - 28 55229.00 to 55256.00 240 170 - 102 - - IAA 2 L 1 49 43 - 2 - - 28 55229.00 to 55256.00 150 150 - 19 - - ASI 3 L 2 107 90 - 20 - - 27 55229.50 to 55255.50 270 300 - 78 - - ILRS 5 L 1 * 98 98 - 98 - - 27 55229.50 to 55255.50 140 110 - 38 - - BULLETIN A NEOS 97 C 1 59 48 4 - - - 28 55229.00 to 55256.00 50 40 15 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html