BULLETIN B 297
1 Novembre 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 0.025 0.0065 0.025 0.037
2012 9 2 56172 176.992 370.856 398.5346 -0.110 -0.004 0.025 0.026 0.0062 0.019 0.024
2012 9 3 56173 176.650 369.576 397.7350 -0.057 0.019 0.022 0.025 0.0038 0.021 0.027
2012 9 4 56174 176.375 368.337 396.9768 -0.013 0.037 0.022 0.025 0.0021 0.022 0.030
2012 9 5 56175 176.227 366.835 396.4221 0.018 0.054 0.024 0.024 0.0010 0.024 0.033
2012 9 6 56176 176.079 365.318 396.0766 -0.030 0.018 0.024 0.024 0.0127 0.026 0.038
2012 9 7 56177 175.947 363.610 395.7532 -0.106 -0.029 0.024 0.026 0.0033 0.029 0.042
2012 9 8 56178 175.877 362.235 395.4737 -0.136 -0.033 0.022 0.024 0.0111 0.027 0.040
2012 9 9 56179 175.770 360.924 395.3274 -0.150 -0.016 0.020 0.022 0.0063 0.024 0.036
2012 9 10 56180 175.594 359.634 395.0609 -0.162 0.006 0.019 0.024 0.0054 0.021 0.031
2012 9 11 56181 175.696 358.288 394.6589 -0.174 0.033 0.019 0.024 0.0015 0.018 0.026
2012 9 12 56182 176.007 357.211 394.0966 -0.177 0.074 0.017 0.025 0.0098 0.021 0.031
2012 9 13 56183 176.196 356.139 393.3510 -0.176 0.117 0.017 0.025 0.0047 0.025 0.036
2012 9 14 56184 176.741 355.007 392.3733 -0.168 0.155 0.017 0.023 0.0017 0.029 0.041
2012 9 15 56185 177.425 353.913 391.1818 -0.191 0.147 0.017 0.023 0.0124 0.031 0.042
2012 9 16 56186 177.784 352.812 389.7334 -0.218 0.119 0.017 0.023 0.0065 0.031 0.043
2012 9 17 56187 177.802 351.932 388.3459 -0.241 0.068 0.017 0.023 0.0066 0.031 0.042
2012 9 18 56188 177.737 350.812 386.9787 -0.246 0.034 0.017 0.023 0.0022 0.027 0.036
2012 9 19 56189 177.452 349.704 385.7794 -0.193 0.041 0.017 0.026 0.0089 0.027 0.040
2012 9 20 56190 177.149 348.196 384.7136 -0.120 0.064 0.017 0.026 0.0054 0.029 0.044
2012 9 21 56191 176.564 346.359 383.8781 -0.049 0.094 0.017 0.026 0.0020 0.032 0.049
2012 9 22 56192 176.120 344.589 383.2650 -0.048 0.110 0.017 0.026 0.0213 0.030 0.046
2012 9 23 56193 175.882 343.246 382.5801 -0.078 0.122 0.015 0.026 0.0082 0.025 0.040
2012 9 24 56194 175.608 342.116 381.8287 -0.112 0.136 0.016 0.032 0.0050 0.022 0.035
2012 9 25 56195 174.962 341.530 381.0195 -0.151 0.149 0.018 0.032 0.0013 0.018 0.029
2012 9 26 56196 173.929 341.108 379.9844 -0.145 0.177 0.018 0.029 0.0145 0.018 0.031
2012 9 27 56197 173.095 340.541 378.7985 -0.128 0.206 0.018 0.029 0.0066 0.021 0.034
2012 9 28 56198 172.110 339.831 377.4630 -0.112 0.229 0.018 0.027 0.0018 0.024 0.037
2012 9 29 56199 170.690 338.621 376.1286 -0.110 0.207 0.018 0.029 0.0067 0.025 0.041
2012 9 30 56200 169.484 336.658 374.8269 -0.112 0.169 0.018 0.029 0.0106 0.026 0.045
2012 10 1 56201 168.893 334.488 373.6728 -0.113 0.127 0.020 0.029 0.0062 0.028 0.049
Preliminary extension
2012 10 2 56202 168.556 332.869 372.6946 -0.118 0.091 0.017 0.027 0.0021 0.029 0.054
2012 10 3 56203 168.261 331.527 371.9110 -0.140 0.111 0.019 0.027 0.0085 0.029 0.050
2012 10 4 56204 168.218 330.668 371.2418 -0.165 0.148 0.019 0.027 0.0187 0.027 0.044
2012 10 5 56205 167.775 329.688 370.6573 -0.188 0.189 0.019 0.027 0.0043 0.025 0.038
2012 10 6 56206 166.829 328.457 370.1819 -0.180 0.203 0.019 0.027 0.0253 0.028 0.043
2012 10 7 56207 165.776 327.262 369.6454 -0.157 0.207 0.019 0.027 0.0081 0.034 0.053
2012 10 8 56208 164.814 326.211 369.1287 -0.133 0.208 0.017 0.027 0.0047 0.039 0.064
2012 10 9 56209 163.845 325.281 368.4258 -0.109 0.204 0.015 0.027 0.0109 0.045 0.074
2012 10 10 56210 162.669 324.055 367.5368 -0.086 0.197 0.015 0.027 0.0169 0.050 0.084
2012 10 11 56211 161.675 322.879 366.4898 -0.066 0.184 0.017 0.027 0.0042 0.055 0.094
2012 10 12 56212 160.557 322.149 365.2391 -0.091 0.186 0.019 0.027 0.0140 0.049 0.083
2012 10 13 56213 159.084 321.450 363.8626 -0.129 0.187 0.017 0.027 0.0124 0.039 0.067
2012 10 14 56214 157.629 320.564 362.3933 -0.163 0.184 0.402 0.293 0.0092 0.029 0.050
2012 10 15 56215 156.125 319.988 360.9063 -0.194 0.176 0.764 0.403 0.0068 0.020 0.034
2012 10 16 56216 154.239 319.374 359.4914 -0.219 0.167 0.622 0.280 0.0013 0.010 0.017
2012 10 17 56217 152.223 318.320 358.2174 0.003 0.001 0.580 0.414 0.0082 0.068 0.070
2012 10 18 56218 150.750 317.251 357.1501 0.003 0.002 0.630 0.571 0.0159 0.084 0.085
2012 10 19 56219 149.624 316.672 356.2759 0.003 0.002 0.580 0.560 0.0102 0.084 0.085
2012 10 20 56220 148.122 316.132 355.4952 0.003 0.002 0.605 0.548 0.0064 0.084 0.085
2012 10 21 56221 146.652 315.339 354.7456 0.003 0.002 0.680 0.470 0.0050 0.084 0.085
2012 10 22 56222 145.602 314.403 353.9098 0.003 0.002 0.706 0.403 0.0061 0.084 0.085
2012 10 23 56223 145.054 313.279 352.9909 0.003 0.002 0.680 0.291 0.0070 0.084 0.085
2012 10 24 56224 145.283 312.447 351.9961 0.003 0.002 0.672 0.403 0.0079 0.084 0.085
2012 10 25 56225 145.634 311.843 350.9264 0.003 0.002 0.680 0.582 0.0190 0.084 0.085
2012 10 26 56226 146.015 311.500 349.7697 0.003 0.002 0.773 0.593 0.0243 0.084 0.085
2012 10 27 56227 146.122 311.319 348.5968 0.003 0.002 0.714 0.660 0.0121 0.084 0.085
2012 10 28 56228 145.994 311.434 347.4865 0.003 0.002 0.679 0.610 0.0149 0.084 0.085
2012 10 29 56229 145.034 311.614 346.4749 0.003 0.002 0.673 0.562 0.0220 0.084 0.085
2012 10 30 56230 144.205 311.337 345.5459 0.004 0.002 0.592 0.562 0.0384 0.084 0.085
2012 10 31 56231 143.970 311.285 344.7049 0.003 0.002 0.934 0.575 0.1788 0.084 0.085
2012 11 1 56232 143.551 311.415 343.9386 0.004 0.002 1.385 2.006 0.1788 0.084 0.085
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 9 2 56172 -82.942 -11.607 0.049 0.024
2012 9 3 56173 -83.067 -11.692 0.052 0.027
2012 9 4 56174 -83.244 -11.805 0.056 0.030
2012 9 5 56175 -83.362 -11.866 0.060 0.033
2012 9 6 56176 -83.464 -11.945 0.066 0.038
2012 9 7 56177 -83.427 -12.071 0.072 0.042
2012 9 8 56178 -83.231 -12.211 0.068 0.040
2012 9 9 56179 -83.140 -12.317 0.060 0.036
2012 9 10 56180 -83.212 -12.313 0.052 0.031
2012 9 11 56181 -83.306 -12.203 0.044 0.026
2012 9 12 56182 -83.277 -12.090 0.052 0.031
2012 9 13 56183 -83.139 -12.078 0.063 0.036
2012 9 14 56184 -82.985 -12.110 0.074 0.041
2012 9 15 56185 -82.987 -12.058 0.078 0.042
2012 9 16 56186 -83.129 -11.825 0.079 0.043
2012 9 17 56187 -83.394 -11.545 0.078 0.042
2012 9 18 56188 -83.695 -11.385 0.068 0.036
2012 9 19 56189 -83.806 -11.393 0.067 0.040
2012 9 20 56190 -83.695 -11.487 0.074 0.044
2012 9 21 56191 -83.380 -11.553 0.081 0.049
2012 9 22 56192 -83.110 -11.586 0.075 0.046
2012 9 23 56193 -82.917 -11.621 0.064 0.040
2012 9 24 56194 -82.817 -11.669 0.056 0.035
2012 9 25 56195 -82.783 -11.690 0.044 0.029
2012 9 26 56196 -82.638 -11.609 0.046 0.031
2012 9 27 56197 -82.490 -11.420 0.053 0.034
2012 9 28 56198 -82.451 -11.170 0.060 0.037
2012 9 29 56199 -82.564 -10.986 0.064 0.041
2012 9 30 56200 -82.731 -10.927 0.066 0.045
2012 10 1 56201 -82.877 -11.015 0.071 0.049
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 9 2 56172 0.8164 0.0060 15.04106703655 0.00000000104
2012 9 3 56173 0.7865 0.0060 15.04106704175 0.00000000104
2012 9 4 56174 0.6557 0.0060 15.04106706452 0.00000000104
2012 9 5 56175 0.4809 0.0068 15.04106709495 0.00000000118
2012 9 6 56176 0.3651 0.0078 15.04106711511 0.00000000136
2012 9 7 56177 0.2873 0.0085 15.04106712866 0.00000000148
2012 9 8 56178 0.1969 0.0071 15.04106714439 0.00000000124
2012 9 9 56179 0.2235 0.0065 15.04106713976 0.00000000113
2012 9 10 56180 0.3344 0.0067 15.04106712046 0.00000000117
2012 9 11 56181 0.4786 0.0070 15.04106709535 0.00000000122
2012 9 12 56182 0.6534 0.0072 15.04106706492 0.00000000125
2012 9 13 56183 0.8391 0.0069 15.04106703259 0.00000000120
2012 9 14 56184 1.0866 0.0065 15.04106698951 0.00000000113
2012 9 15 56185 1.3191 0.0193 15.04106694903 0.00000000336
2012 9 16 56186 1.4194 0.0233 15.04106693157 0.00000000406
2012 9 17 56187 1.4015 0.0234 15.04106693469 0.00000000407
2012 9 18 56188 1.2928 0.0335 15.04106695361 0.00000000583
2012 9 19 56189 1.1324 0.0326 15.04106698153 0.00000000568
2012 9 20 56190 0.9374 0.0272 15.04106701548 0.00000000474
2012 9 21 56191 0.7399 0.0059 15.04106704986 0.00000000103
2012 9 22 56192 0.6562 0.0694 15.04106706443 0.00000001208
2012 9 23 56193 0.6935 0.0825 15.04106705794 0.00000001436
2012 9 24 56194 0.7769 0.0066 15.04106704342 0.00000000115
2012 9 25 56195 0.9283 0.0072 15.04106701707 0.00000000125
2012 9 26 56196 1.1293 0.0070 15.04106698207 0.00000000122
2012 9 27 56197 1.2887 0.0064 15.04106695433 0.00000000111
2012 9 28 56198 1.3459 0.0057 15.04106694437 0.00000000099
2012 9 29 56199 1.3303 0.0061 15.04106694708 0.00000000106
2012 9 30 56200 1.2338 0.0061 15.04106696388 0.00000000106
2012 10 1 56201 1.0666 0.0061 15.04106699299 0.00000000106
4 - INFORMATION ON TIME SCALES
TAI - UTC = 35 s. during period [56172-56201]
No leap second introduced during period [56172-56201]
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
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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 12 R 1 84 73 3 - 68 71 8
56175.21 to 56198.27 323 373 5 - 93 114
BKG 12 R 2 304 5056 28 - 98 91 9
56175.21 to 56198.27 144 134 7 - 40 11
GSFC 12 R 4 226 108 12 38 83 90 10
56175.21 to 56198.27 81 138 8 11 48 44
IAA 12 R 2 38 42 2 - 30 32 8
56175.21 to 56198.27 83 78 12 - 17 52
IAA 12 R 2 38 42 2 - 30 32 8
56175.21 to 56198.27 83 78 12 - 17 52
USNO 12 R 1 79 73 3 - 63 60 8
56175.21 to 56198.27 145 274 6 - 26 39
MAO 12 R 1 54 56 2 - 36 36 8
56175.22 to 56198.32 135 179 38 - 73 66
IVS 12 R 1 * 25 22 1 - 6 17 8
56175.21 to 56198.27 103 126 7 - 8 7
VLBI Intensive
BKG 12 R 2 * - - 11 - - - 30
56172.33 to 56200.33 - - 12 - - -
GSFC 12 R 2 * - - 15 - - - 28
56172.33 to 56200.33 - - 20 - - -
IAA 12 R 1 * - - 15 - - - 13
56175.79 to 56197.79 - - 9 - - -
PUL 12 R 0 - - 18 - - - 20
56173.31 to 56197.79 - - 14 - - -
USNO 12 R 2 * - - 16 - - - 21
56173.31 to 56198.80 - - 21 - - -
GPS
CODE 12 P 1 5 6 - 1 - - 38
56172.50 to 56200.50 28 30 - 12 - -
JPL 12 P 3 8 9 - 7 - - 29
56172.50 to 56200.50 24 36 - 13 - -
GFZ 12 P 2 5 5 - 1 - - 29
56172.50 to 56200.50 23 30 - 13 - -
ESOC 12 P 1 17 13 - 1 - - 29
56172.50 to 56200.50 71 34 - 11 - -
NOAA 12 P 1 3 3 - 0 - - 29
56172.50 to 56200.50 47 63 - 6 - -
SIO 12 P 1 13 14 - 4 - - 29
56172.50 to 56200.50 35 36 - 19 - -
EMR 12 P 3 29 29 - 9 - - 29
56172.50 to 56200.50 26 29 - 15 - -
IAA 12 P 1 34 46 - 8 - - 29
56172.50 to 56200.50 167 209 - 41 - -
IGR 12 P 2 * 23 20 - 3 - - 29
56172.50 to 56200.50 21 25 - 7 - -
IGS 12 P 1 * 5 5 - 1 - - 29
56172.50 to 56200.50 16 20 - 5 - -
SLR
MCC 12 L 1 154 158 - 28 - - 26
56172.00 to 56201.00 156 105 - 154 - -
IAA 12 L 1 38 44 - 2 - - 30
56172.00 to 56201.00 133 135 - 22 - -
CGS 12 L 2 56 58 - 12 - - 29
56172.50 to 56200.50 154 158 - 36 - -
CGS 12 L 2 56 58 - 12 - - 29
56172.50 to 56200.50 154 158 - 36 - -
ILRS 12 L 1 * 54 59 - 10 - - 29
56172.50 to 56200.50 103 121 - 35 - -
BULLETIN A
NEOS 12 C 1 22 21 5 - - - 30
56172.00 to 56201.00 16 25 14 - - -
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