                                                                BULLETIN B 296
                                        			1 Octobre 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      0.028    0.027    0.0098    0.028  0.036 
 
2012   8   2   56141  147.315  399.345  409.5109   -0.259 -0.018    0.020    0.023    0.0248  0.018  0.023
2012   8   3   56142  148.473  398.802  409.0457   -0.267  0.054    0.020    0.023    0.0056  0.024  0.030
2012   8   4   56143  149.249  398.140  408.4970   -0.253  0.091    0.020    0.023    0.0047  0.027  0.034
2012   8   5   56144  149.979  397.590  407.8980   -0.229  0.114    0.020    0.023    0.0052  0.029  0.037
2012   8   6   56145  150.671  397.024  407.4006   -0.323  0.025    0.020    0.023    0.0178  0.028  0.035
2012   8   7   56146  151.467  396.333  406.9557   -0.340 -0.001    0.020    0.023    0.0060  0.029  0.036
2012   8   8   56147  152.500  395.877  406.6848   -0.288  0.044    0.019    0.022    0.0130  0.032  0.041
2012   8   9   56148  153.731  395.218  406.5725   -0.217  0.103    0.019    0.022    0.0146  0.036  0.046
2012   8  10   56149  155.332  394.230  406.5859   -0.147  0.157    0.019    0.022    0.0036  0.039  0.052
2012   8  11   56150  156.948  393.425  406.6744   -0.136  0.116    0.019    0.022    0.0088  0.038  0.050
2012   8  12   56151  158.540  392.912  406.8334   -0.149  0.040    0.019    0.022    0.0101  0.035  0.045
2012   8  13   56152  160.221  392.335  407.0462   -0.153 -0.034    0.020    0.023    0.0134  0.033  0.040
2012   8  14   56153  162.134  391.867  407.1880   -0.175 -0.110    0.020    0.023    0.0041  0.030  0.035
2012   8  15   56154  163.362  391.425  407.2338   -0.192 -0.108    0.019    0.022    0.0178  0.027  0.031
2012   8  16   56155  164.337  390.714  407.1029   -0.213 -0.081    0.019    0.022    0.0102  0.023  0.028
2012   8  17   56156  165.627  389.979  406.8344   -0.237 -0.049    0.019    0.022    0.0025  0.019  0.025
2012   8  18   56157  167.118  389.033  406.4603   -0.252 -0.046    0.019    0.022    0.0222  0.017  0.022
2012   8  19   56158  168.597  387.928  405.8641   -0.264 -0.053    0.024    0.027    0.0098  0.014  0.019
2012   8  20   56159  169.942  386.763  405.1827   -0.273 -0.058    0.023    0.026    0.0150  0.012  0.016
2012   8  21   56160  171.298  385.398  404.4970   -0.283 -0.061    0.023    0.026    0.0044  0.010  0.013
2012   8  22   56161  172.368  384.295  403.9089   -0.301 -0.077    0.023    0.027    0.0107  0.014  0.019
2012   8  23   56162  173.431  383.057  403.4457   -0.321 -0.093    0.021    0.025    0.0130  0.021  0.028
2012   8  24   56163  174.105  382.028  403.1042   -0.337 -0.107    0.025    0.025    0.0031  0.028  0.037
2012   8  25   56164  174.644  380.911  402.9126   -0.362 -0.095    0.027    0.025    0.0127  0.035  0.047
2012   8  26   56165  175.245  379.956  402.7897   -0.384 -0.070    0.219    0.124    0.0091  0.041  0.058
2012   8  27   56166  175.637  378.763  402.5922   -0.394 -0.041    0.029    0.030    0.0075  0.049  0.065
2012   8  28   56167  176.051  377.272  402.2464   -0.394 -0.012    0.029    0.030    0.0023  0.055  0.075
2012   8  29   56168  176.396  375.751  401.7502   -0.357 -0.015    0.029    0.029    0.0144  0.047  0.066
2012   8  30   56169  176.738  374.268  401.0153   -0.303 -0.027    0.029    0.029    0.0074  0.034  0.046
2012   8  31   56170  177.099  373.095  400.2225   -0.245 -0.040    0.027    0.029    0.0018  0.020  0.025
2012   9   1   56171  177.275  371.957  399.3713   -0.176 -0.026    0.025    0.026    0.0068  0.018  0.021

 Preliminary extension 
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  176.654  369.577  397.7375   -0.054  0.018    0.027    0.029    0.0038  0.021  0.027
2012   9   4   56174  176.371  368.335  396.9776   -0.012  0.036    0.027    0.029    0.0022  0.022  0.030
2012   9   5   56175  176.227  366.834  396.4221    0.018  0.054    0.027    0.026    0.0011  0.024  0.033
2012   9   6   56176  176.079  365.319  396.0763   -0.034  0.020    0.027    0.026    0.0140  0.026  0.037
2012   9   7   56177  175.948  363.609  395.7520   -0.109 -0.028    0.027    0.029    0.0037  0.029  0.042
2012   9   8   56178  175.874  362.235  395.4688   -0.148 -0.026    0.025    0.026    0.0123  0.027  0.040
2012   9   9   56179  175.785  360.927  395.3207   -0.168 -0.004    0.212    0.190    0.0069  0.024  0.035
2012   9  10   56180  175.635  359.642  395.0618   -0.178  0.017    0.361    0.466    0.0064  0.021  0.031
2012   9  11   56181  175.718  358.317  394.6588   -0.177  0.035    0.421    0.496    0.0017  0.018  0.026
2012   9  12   56182  176.040  357.231  394.0947    0.003  0.003    0.421    0.436    0.0101  0.074  0.073
2012   9  13   56183  176.211  356.156  393.3586    0.003  0.003    0.301    0.377    0.0069  0.089  0.085
2012   9  14   56184  176.755  355.004  392.4177    0.003  0.002    0.351    0.357    0.0130  0.089  0.085
2012   9  15   56185  177.448  353.879  391.1866    0.003  0.002    0.542    0.535    0.0128  0.089  0.085
2012   9  16   56186  177.801  352.814  389.7725    0.003  0.002    0.552    0.615    0.0068  0.089  0.085
2012   9  17   56187  177.840  351.925  388.3507    0.003  0.002    0.411    0.506    0.0112  0.089  0.085
2012   9  18   56188  177.796  350.809  387.0006    0.003  0.003    0.421    0.426    0.0126  0.089  0.085
2012   9  19   56189  177.483  349.707  385.7703    0.003  0.002    0.411    0.327    0.0093  0.089  0.085
2012   9  20   56190  177.167  348.221  384.6977    0.003  0.002    0.432    0.297    0.0090  0.089  0.085
2012   9  21   56191  176.582  346.362  383.8891    0.003  0.002    0.391    0.377    0.0125  0.089  0.085
2012   9  22   56192  176.174  344.577  383.2737    0.003  0.003    0.416    0.459    0.0208  0.089  0.085
2012   9  23   56193  175.924  343.233  382.6187    0.003  0.002    0.600    0.498    0.0080  0.089  0.085
2012   9  24   56194  175.661  342.136  381.8955    0.003  0.003    0.660    0.379    0.0079  0.089  0.085
2012   9  25   56195  174.972  341.548  381.0232    0.003  0.002    0.588    0.261    0.0100  0.089  0.085
2012   9  26   56196  173.980  341.179  380.0224    0.003  0.003    0.516    0.498    0.0367  0.089  0.085
2012   9  27   56197  173.156  340.500  378.9181    0.003  0.002    1.386    1.379    0.0367  0.089  0.085
2012   9  28   56198  172.395  339.570  377.7620    0.003  0.002  999.000  999.000  999.0000 999.000 999.000
2012   9  29   56199  171.665  338.357  376.6115    0.003  0.002  999.000  999.000  999.0000 999.000 999.000
2012   9  30   56200  171.113  337.158  375.5023    0.003  0.002  999.000  999.000  999.0000 999.000 999.000
2012  10   1   56201  170.701  335.918  374.4723    0.003  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   8   2   56141   -80.723   -12.129     0.046     0.023
2012   8   3   56142   -80.594   -11.832     0.060     0.030
2012   8   4   56143   -80.556   -11.720     0.067     0.034
2012   8   5   56144   -80.767   -11.777     0.072     0.037
2012   8   6   56145   -81.464   -12.002     0.071     0.035
2012   8   7   56146   -81.928   -12.109     0.073     0.036
2012   8   8   56147   -82.017   -12.056     0.081     0.041
2012   8   9   56148   -81.876   -11.947     0.090     0.046
2012   8  10   56149   -81.683   -11.883     0.099     0.052
2012   8  11   56150   -81.690   -11.985     0.096     0.050
2012   8  12   56151   -81.824   -12.153     0.089     0.045
2012   8  13   56152   -81.966   -12.282     0.084     0.040
2012   8  14   56153   -82.120   -12.361     0.076     0.035
2012   8  15   56154   -82.163   -12.357     0.067     0.031
2012   8  16   56155   -82.078   -12.354     0.058     0.028
2012   8  17   56156   -81.944   -12.322     0.049     0.025
2012   8  18   56157   -81.912   -12.210     0.042     0.022
2012   8  19   56158   -82.148   -11.990     0.036     0.019
2012   8  20   56159   -82.630   -11.755     0.030     0.016
2012   8  21   56160   -83.161   -11.633     0.024     0.013
2012   8  22   56161   -83.511   -11.672     0.036     0.019
2012   8  23   56162   -83.553   -11.788     0.053     0.028
2012   8  24   56163   -83.381   -11.900     0.070     0.037
2012   8  25   56164   -83.254   -11.986     0.087     0.047
2012   8  26   56165   -83.296   -12.112     0.104     0.058
2012   8  27   56166   -83.455   -12.282     0.122     0.065
2012   8  28   56167   -83.583   -12.399     0.139     0.075
2012   8  29   56168   -83.503   -12.376     0.118     0.066
2012   8  30   56169   -83.288   -12.170     0.085     0.046
2012   8  31   56170   -83.075   -11.886     0.051     0.025
2012   9   1   56171   -82.944   -11.662     0.045     0.021

 
 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   8   2   56141  0.4448  0.0080  15.04106710124    0.00000000139 
2012   8   3   56142  0.5349  0.0080  15.04106708555    0.00000000139 
2012   8   4   56143  0.5555  0.0079  15.04106708197    0.00000000138 
2012   8   5   56144  0.5695  0.0076  15.04106707953    0.00000000132 
2012   8   6   56145  0.5046  0.0075  15.04106709083    0.00000000131 
2012   8   7   56146  0.3400  0.0075  15.04106711948    0.00000000131 
2012   8   8   56147  0.1660  0.0079  15.04106714977    0.00000000138 
2012   8   9   56148  0.0398  0.0079  15.04106717174    0.00000000138 
2012   8  10   56149 -0.0282  0.0076  15.04106718358    0.00000000132 
2012   8  11   56150 -0.0903  0.0079  15.04106719439    0.00000000138 
2012   8  12   56151 -0.1849  0.0078  15.04106721086    0.00000000136 
2012   8  13   56152 -0.1930  0.0075  15.04106721227    0.00000000131 
2012   8  14   56153 -0.0865  0.0075  15.04106719373    0.00000000131 
2012   8  15   56154  0.0221  0.0073  15.04106717482    0.00000000127 
2012   8  16   56155  0.1697  0.0073  15.04106714913    0.00000000127 
2012   8  17   56156  0.3544  0.0073  15.04106711697    0.00000000127 
2012   8  18   56157  0.5000  0.0073  15.04106709163    0.00000000127 
2012   8  19   56158  0.6231  0.0069  15.04106707020    0.00000000120 
2012   8  20   56159  0.6640  0.0059  15.04106706308    0.00000000103 
2012   8  21   56160  0.6236  0.0059  15.04106707011    0.00000000103 
2012   8  22   56161  0.5211  0.0060  15.04106708795    0.00000000104 
2012   8  23   56162  0.3728  0.0060  15.04106711377    0.00000000104 
2012   8  24   56163  0.2330  0.0066  15.04106713811    0.00000000115 
2012   8  25   56164  0.1327  0.0066  15.04106715557    0.00000000115 
2012   8  26   56165  0.1302  0.0255  15.04106715600    0.00000000444 
2012   8  27   56166  0.2565  0.0065  15.04106713402    0.00000000113 
2012   8  28   56167  0.4426  0.0061  15.04106710162    0.00000000106 
2012   8  29   56168  0.6084  0.0069  15.04106707276    0.00000000120 
2012   8  30   56169  0.7421  0.0069  15.04106704948    0.00000000120 
2012   8  31   56170  0.8255  0.0066  15.04106703496    0.00000000115 
2012   9   1   56171  0.8531  0.0063  15.04106703016    0.00000000110 


 4 - INFORMATION ON TIME SCALES 
     
     TAI - UTC = 35 s.         during period [56141-56171]

     No leap second introduced during period [56141-56171]

     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  12 R  1                93    85     3     -    77    80       7
   56142.27 to 56170.27       403   334    22     -    86   112

   BKG  12 R  2                83    82     3     -    56    52       9
   56142.27 to 56170.27       112    90     7     -    75   103

   GSFC 12 R  4                58    56     2     5    41    38       9
   56142.27 to 56170.27        94   109     7    17    23    59

   IAA  12 R  2                47    52     2     -    38    37       9
   56142.27 to 56170.27        97   100    11     -    57    45

   IAA  12 R  2                47    52     2     -    38    37       9
   56142.27 to 56170.27        97   100    11     -    57    45

   USNO 12 R  1                63    60     2     -    52    51       9
   56142.27 to 56170.27       109   149     5     -    21    61

   MAO  12 R  1                53    60     2     -    44    42       9
   56142.27 to 56170.27       241   242    45     -    98    96

   IVS  12 R  1 *              22    20     1     -     7    18      10
   56142.27 to 56170.27       134    87     4     -     5     9


 VLBI Intensive
   BKG  12 R  2 *               -     -    14     -     -     -      32
   56141.79 to 56170.80         -     -    18     -     -     -

   GSFC 12 R  2 *               -     -    17     -     -     -      32
   56141.79 to 56170.80         -     -    26     -     -     -

   IAA  12 R  1 *               -     -    21     -     -     -      19
   56141.79 to 56170.80         -     -    19     -     -     -

   PUL  12 R  0                 -     -    21     -     -     -      22
   56141.79 to 56170.80         -     -    21     -     -     -

   USNO 12 R  1 *               -     -     0     -     -     -       0
     0.00 to   0.00         -     -     0     -     -     -


 GPS
   CODE 12 P  1                 5     5     -     2     -     -      30
   56141.50 to 56170.50        15    17     -     8     -     -

   JPL  12 P  3                 9    10     -     5     -     -      30
   56141.50 to 56170.50        37    36     -     9     -     -

   GFZ  12 P  2                 5     5     -     1     -     -      30
   56141.50 to 56170.50        27    24     -     7     -     -

   ESOC 12 P  1                17    14     -     1     -     -      30
   56141.50 to 56170.50        33    40     -     6     -     -

   NOAA 12 P  1                 3     3     -     0     -     -      30
   56141.50 to 56170.50        39    54     -     7     -     -

   SIO  12 P  1                13    13     -     4     -     -      30
   56141.50 to 56170.50        24    29     -    12     -     -

   EMR  12 P  3                31    32     -     8     -     -      30
   56141.50 to 56170.50        28    27     -    14     -     -

   IAA  12 P  1                35    45     -     8     -     -      30
   56141.50 to 56170.50       184   321     -    46     -     -

   IGR  12 P  2 *              17    15     -     3     -     -      30
   56141.50 to 56170.50        27    22     -     6     -     -

   IGS  12 P  1 *               4     4     -     1     -     -      30
   56141.50 to 56170.50        19    16     -     7     -     -


 SLR
   MCC  12 L  1               186   182     -    26     -     -      26
   56141.00 to 56170.00       112   126     -   199     -     -

   IAA  12 L  1                41    49     -     2     -     -      31
   56141.00 to 56171.00       106   130     -    22     -     -

   CGS  12 L  2                47    57     -    11     -     -      30
   56141.50 to 56170.50       121   141     -    44     -     -

   CGS  12 L  2                47    57     -    11     -     -      30
   56141.50 to 56170.50       121   141     -    44     -     -

   ILRS 12 L  1 *              49    62     -    11     -     -      30
   56141.50 to 56170.50       148   119     -    30     -     -


 BULLETIN A
   NEOS 12 C  1                21    22     4     -     -     -      31
   56141.00 to 56171.00        18    21    16     -     -     -

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