BULLETIN B 257 1 July 2009 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 0.018 0.023 0.0398 0.071 0.128 2009 5 2 54953 -59.569 488.738 285.2987 0.108 0.181 0.024 0.031 0.0598 0.057 0.144 2009 5 3 54954 -56.761 490.522 283.6857 0.026 0.129 0.025 0.032 0.0592 0.074 0.185 2009 5 4 54955 -53.878 492.466 281.9223 -0.022 0.117 0.025 0.032 0.0424 0.076 0.190 2009 5 5 54956 -51.568 494.372 280.1313 -0.009 0.147 0.024 0.032 0.0431 0.076 0.190 2009 5 6 54957 -48.964 495.924 278.4247 0.046 0.187 0.024 0.032 0.0437 0.074 0.185 2009 5 7 54958 -45.778 497.771 276.8970 0.092 0.198 0.020 0.032 0.0283 0.070 0.175 2009 5 8 54959 -42.758 499.849 275.6341 0.087 0.155 0.011 0.033 0.0316 0.069 0.174 2009 5 9 54960 -39.691 502.182 274.6748 0.033 0.075 0.011 0.034 0.0466 0.069 0.174 2009 5 10 54961 -36.631 504.447 273.9410 -0.022 -0.001 0.020 0.034 0.0470 0.038 0.095 2009 5 11 54962 -33.659 506.166 273.3204 -0.021 0.001 0.025 0.026 0.0205 0.028 0.071 2009 5 12 54963 -31.108 507.924 272.7703 0.040 0.034 0.025 0.014 0.0154 0.028 0.071 2009 5 13 54964 -28.556 509.935 272.2296 0.134 0.091 0.025 0.014 0.0196 0.029 0.072 2009 5 14 54965 -25.735 511.891 271.6377 0.204 0.134 0.025 0.021 0.0323 0.047 0.119 2009 5 15 54966 -23.093 513.911 270.9349 0.206 0.137 0.024 0.014 0.0240 0.059 0.148 2009 5 16 54967 -20.177 515.495 270.0830 0.140 0.102 0.025 0.014 0.0351 0.059 0.148 2009 5 17 54968 -16.629 516.942 269.0976 0.060 0.050 0.025 0.025 0.0603 0.045 0.112 2009 5 18 54969 -12.988 518.586 267.9779 0.049 0.016 0.018 0.023 0.0220 0.023 0.058 2009 5 19 54970 -9.405 520.259 266.6989 0.087 -0.006 0.009 0.012 0.0134 0.023 0.058 2009 5 20 54971 -5.980 521.719 265.2492 0.147 -0.025 0.009 0.009 0.0198 0.023 0.058 2009 5 21 54972 -2.644 522.752 263.7579 0.184 -0.036 0.017 0.011 0.0375 0.042 0.105 2009 5 22 54973 0.643 524.072 262.3687 0.180 -0.026 0.022 0.022 0.0323 0.056 0.142 2009 5 23 54974 3.604 525.375 261.1614 0.154 0.018 0.024 0.023 0.0384 0.056 0.142 2009 5 24 54975 7.018 526.291 260.1327 0.144 0.087 0.025 0.013 0.0527 0.056 0.142 2009 5 25 54976 10.799 527.540 259.2559 0.165 0.221 0.019 0.013 0.0558 0.050 0.125 2009 5 26 54977 13.799 528.854 258.4996 0.202 0.256 0.010 0.022 0.0490 0.049 0.124 2009 5 27 54978 16.532 530.138 257.7718 0.229 0.202 0.010 0.029 0.0389 0.050 0.126 2009 5 28 54979 19.334 531.610 256.9310 0.195 0.078 0.009 0.030 0.0451 0.052 0.130 2009 5 29 54980 21.775 532.742 255.8835 0.128 -0.026 0.008 0.030 0.0424 0.057 0.144 2009 5 30 54981 24.523 533.408 254.6045 0.069 -0.048 0.008 0.030 0.0486 0.058 0.145 2009 5 31 54982 27.826 533.775 253.1635 0.054 0.002 0.010 0.031 0.0638 0.058 0.145 2009 6 1 54983 31.511 533.612 251.7115 0.088 0.045 0.019 0.025 0.0658 0.036 0.091 Preliminary extension 2009 6 2 54984 35.487 533.777 250.3576 0.139 0.071 0.020 0.014 0.0407 0.035 0.089 2009 6 3 54985 39.500 534.472 249.1594 0.173 0.040 0.011 0.014 0.0273 0.035 0.089 2009 6 4 54986 43.752 535.268 248.1697 0.163 -0.023 0.011 0.025 0.0338 0.039 0.099 2009 6 5 54987 48.038 536.588 247.4206 0.103 -0.067 0.020 0.029 0.0485 0.064 0.160 2009 6 6 54988 51.770 537.870 246.8891 0.015 -0.056 0.027 0.029 0.0503 0.067 0.168 2009 6 7 54989 55.209 538.873 246.4964 -0.054 -0.011 0.027 0.032 0.0584 0.061 0.153 2009 6 8 54990 58.616 539.541 246.2218 -0.055 0.020 0.027 0.032 0.0484 0.041 0.104 2009 6 9 54991 61.696 540.109 245.9619 0.021 0.005 0.026 0.031 0.0478 0.041 0.104 2009 6 10 54992 64.323 540.575 245.6401 0.124 -0.045 0.025 0.025 0.0595 0.043 0.107 2009 6 11 54993 67.484 540.417 245.2335 0.185 -0.084 0.020 0.013 0.0603 0.045 0.114 2009 6 12 54994 71.072 540.623 244.6573 0.183 -0.079 0.011 0.010 0.0603 0.045 0.114 2009 6 13 54995 74.692 541.146 243.9395 0.163 -0.038 0.011 0.010 0.0619 0.045 0.114 2009 6 14 54996 78.520 541.598 243.0883 0.162 0.016 0.024 0.014 0.0697 0.045 0.114 2009 6 15 54997 82.231 541.864 242.1563 0.180 0.072 0.059 0.031 0.0649 0.046 0.115 2009 6 16 54998 85.619 541.864 241.1472 0.193 0.118 0.060 0.051 0.0648 0.661 1.661 2009 6 17 54999 88.602 541.789 240.0897 0.182 0.146 0.057 0.084 0.0896 0.651 1.637 2009 6 18 55000 91.237 541.250 239.1261 0.141 0.139 0.070 0.064 0.0880 0.590 1.482 2009 6 19 55001 94.060 540.705 238.3119 0.078 0.096 0.081 0.043 0.0800 0.404 1.016 2009 6 20 55002 97.227 540.509 237.7206 -0.003 0.010 0.075 0.035 0.0783 0.206 0.518 2009 6 21 55003 100.355 540.336 237.3568 -0.003 0.010 0.074 0.041 0.0822 0.206 0.518 2009 6 22 55004 103.167 539.849 237.1240 -0.003 0.010 0.093 0.081 0.0680 0.206 0.518 2009 6 23 55005 105.983 539.103 236.9533 -0.003 0.010 0.112 0.126 0.0675 0.206 0.518 2009 6 24 55006 109.190 538.501 236.7800 -0.003 0.010 0.114 0.132 0.0750 0.206 0.518 2009 6 25 55007 112.476 537.965 236.5182 -0.003 0.010 0.163 0.174 0.0758 0.206 0.518 2009 6 26 55008 115.381 537.574 236.0117 -0.002 0.010 0.203 0.183 0.1288 0.206 0.518 2009 6 27 55009 118.099 537.253 235.3514 -0.003 0.010 0.203 0.149 0.1382 0.206 0.518 2009 6 28 55010 120.852 536.687 234.6489 -0.003 0.010 0.231 0.113 0.1334 0.206 0.518 2009 6 29 55011 123.769 535.899 233.9604 -0.003 0.010 0.252 0.097 0.1138 0.206 0.518 2009 6 30 55012 126.677 534.977 233.3075 -0.003 0.011 0.198 0.111 0.1363 0.206 0.518 2009 7 1 55013 129.951 534.023 232.9607 -0.001 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 2009 5 2 54953 -58.927 -9.227 0.219 0.144 2009 5 3 54954 -59.137 -9.326 0.283 0.185 2009 5 4 54955 -59.202 -9.338 0.291 0.190 2009 5 5 54956 -59.093 -9.206 0.291 0.190 2009 5 6 54957 -58.951 -8.988 0.279 0.185 2009 5 7 54958 -58.889 -8.835 0.255 0.175 2009 5 8 54959 -58.918 -8.893 0.254 0.174 2009 5 9 54960 -58.989 -9.162 0.254 0.174 2009 5 10 54961 -59.068 -9.475 0.183 0.095 2009 5 11 54962 -59.092 -9.593 0.116 0.071 2009 5 12 54963 -59.013 -9.514 0.116 0.071 2009 5 13 54964 -58.796 -9.359 0.117 0.072 2009 5 14 54965 -58.550 -9.307 0.158 0.119 2009 5 15 54966 -58.418 -9.381 0.173 0.148 2009 5 16 54967 -58.415 -9.436 0.173 0.148 2009 5 17 54968 -58.437 -9.358 0.152 0.112 2009 5 18 54969 -58.408 -9.218 0.097 0.058 2009 5 19 54970 -58.524 -9.214 0.096 0.058 2009 5 20 54971 -58.806 -9.383 0.097 0.058 2009 5 21 54972 -59.135 -9.509 0.142 0.105 2009 5 22 54973 -59.444 -9.384 0.163 0.142 2009 5 23 54974 -59.806 -9.096 0.163 0.142 2009 5 24 54975 -60.204 -8.943 0.163 0.142 2009 5 25 54976 -60.421 -8.991 0.165 0.125 2009 5 26 54977 -60.284 -9.209 0.164 0.124 2009 5 27 54978 -59.923 -9.358 0.164 0.126 2009 5 28 54979 -59.740 -9.412 0.166 0.130 2009 5 29 54980 -59.873 -9.411 0.171 0.144 2009 5 30 54981 -60.208 -9.356 0.171 0.145 2009 5 31 54982 -60.516 -9.236 0.171 0.145 2009 6 1 54983 -60.629 -9.122 0.130 0.091 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 2009 5 2 54953 1.5163 0.0013 15.04106691470 0.00000000023 2009 5 3 54954 1.7122 0.0013 15.04106688060 0.00000000023 2009 5 4 54955 1.8121 0.0013 15.04106686321 0.00000000023 2009 5 5 54956 1.7567 0.0013 15.04106687285 0.00000000023 2009 5 6 54957 1.6499 0.0013 15.04106689145 0.00000000023 2009 5 7 54958 1.4203 0.0013 15.04106693142 0.00000000023 2009 5 8 54959 1.1185 0.0013 15.04106698395 0.00000000023 2009 5 9 54960 0.8689 0.0013 15.04106702741 0.00000000023 2009 5 10 54961 0.6764 0.0014 15.04106706092 0.00000000024 2009 5 11 54962 0.5517 0.0014 15.04106708263 0.00000000024 2009 5 12 54963 0.5191 0.0014 15.04106708830 0.00000000024 2009 5 13 54964 0.5412 0.0014 15.04106708445 0.00000000024 2009 5 14 54965 0.6242 0.0014 15.04106707001 0.00000000024 2009 5 15 54966 0.7735 0.0013 15.04106704401 0.00000000023 2009 5 16 54967 0.9205 0.0013 15.04106701842 0.00000000023 2009 5 17 54968 1.0498 0.0013 15.04106699591 0.00000000023 2009 5 18 54969 1.2076 0.0012 15.04106696844 0.00000000021 2009 5 19 54970 1.3911 0.0011 15.04106693650 0.00000000019 2009 5 20 54971 1.4994 0.0011 15.04106691765 0.00000000019 2009 5 21 54972 1.4612 0.0011 15.04106692430 0.00000000019 2009 5 22 54973 1.3177 0.0011 15.04106694928 0.00000000019 2009 5 23 54974 1.1395 0.0011 15.04106698030 0.00000000019 2009 5 24 54975 0.9736 0.0012 15.04106700918 0.00000000021 2009 5 25 54976 0.8023 0.0012 15.04106703900 0.00000000021 2009 5 26 54977 0.7102 0.0012 15.04106705503 0.00000000021 2009 5 27 54978 0.7566 0.0012 15.04106704696 0.00000000021 2009 5 28 54979 0.9227 0.0012 15.04106701804 0.00000000021 2009 5 29 54980 1.1772 0.0013 15.04106697374 0.00000000023 2009 5 30 54981 1.4033 0.0012 15.04106693437 0.00000000021 2009 5 31 54982 1.4722 0.0013 15.04106692238 0.00000000023 2009 6 1 54983 1.4108 0.0013 15.04106693307 0.00000000023 4 - INFORMATION ON TIME SCALES TAI - UTC = 34 s. No leap second introduced during period [54953-54983] 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 65 73 2 - 53 61 8 54956.21 to 54980.27 70 130 7 - 60 70 BKG 8 R 2 * 67 69 2 - 44 47 8 54956.21 to 54980.27 80 120 4 - 40 20 GSFC 8 R 4 * 57 64 2 6 49 51 8 54956.21 to 54980.27 60 90 4 14 10 60 IAA 5 R 2 * 59 69 2 - 45 45 8 54956.21 to 54980.27 40 170 6 - 10 80 SPBU 3 R 3 * 71 80 3 - 60 67 8 54956.21 to 54980.27 60 210 6 - 100 50 USNO 6 R 2 * 64 69 2 - 57 59 8 54956.21 to 54980.27 100 120 4 - 30 40 MAO 3 R 1 * 0 0 0 - 0 0 0 0.00 to 0.00 0 0 0 - 0 0 IVS 2 R 1 * 37 42 1 - 36 39 8 54956.21 to 54980.27 40 100 0 - 20 40 VLBI Intensive BKG 3 R 2 * - - 9 - - - 31 54953.33 to 54982.33 - - 17 - - - GSFC 8 R 1 * - - 11 - - - 31 54953.33 to 54982.33 - - 20 - - - IAA 5 R 1 * - - 10 - - - 29 54953.33 to 54982.33 - - 20 - - - USNO 5 R 1 * - - 9 - - - 31 54953.33 to 54982.33 - - 21 - - - GPS CODE 98 P 1 5 5 - 2 - - 30 54953.50 to 54982.50 50 40 - 11 - - JPL 96 P 3 8 8 - 4 - - 30 54953.50 to 54982.50 40 30 - 10 - - GFZ 96 P 2 3 3 - 1 - - 30 54953.50 to 54982.50 40 30 - 8 - - ESOC 96 P 1 12 10 - 1 - - 30 54953.50 to 54982.50 40 30 - 15 - - NOAA 96 P 1 3 3 - 35 - - 30 54953.50 to 54982.50 80 90 - 14 - - SIO 96 P 1 19 20 - 5 - - 30 54953.50 to 54982.50 40 30 - 10 - - EMR 96 P 3 33 33 - 6 - - 30 54953.50 to 54982.50 50 40 - 13 - - IAA 1 P 1 30 31 - 6 - - 30 54953.50 to 54982.50 110 150 - 18 - - IGS 96 P 2 * 29 33 - 5 - - 30 54953.50 to 54982.50 40 30 - 9 - - IGS 7 P 1 * 16 16 - 4 - - 30 54953.50 to 54982.50 30 30 - 5 - - SLR MCC 97 L 1 144 158 - 14 - - 31 54953.00 to 54983.00 160 190 - 239 - - IAA 2 L 1 38 44 - 2 - - 31 54953.00 to 54983.00 160 200 - 14 - - ASI 3 L 2 84 81 - 19 - - 30 54953.50 to 54982.50 260 170 - 54 - - ILRS 5 L 1 * 60 60 - 60 - - 29 54954.50 to 54982.50 110 130 - 29 - - BULLETIN A NEOS 97 C 1 26 43 6 - - - 31 54953.00 to 54983.00 30 40 7 - - -