                                                                BULLETIN B 285
                                        			1 Novembre 2011   
    
 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      0.013    0.013    0.0066    0.064  0.041 
 
2011   9   2   55806  162.533  419.786 -299.7153   -0.117  0.256    0.011    0.012    0.0016  0.004  0.011
2011   9   3   55807  163.907  418.636 -300.3073   -0.104  0.293    0.011    0.012    0.0021  0.005  0.012
2011   9   4   55808  165.295  417.106 -300.6671   -0.079  0.335    0.011    0.012    0.0039  0.004  0.011
2011   9   5   55809  166.557  415.648 -300.8699   -0.009  0.405    0.011    0.012    0.0049  0.125  0.314
2011   9   6   55810  167.470  414.384 -301.0301    0.031  0.448    0.011    0.012    0.0036  0.169  0.425
2011   9   7   55811  168.603  413.205 -301.2158    0.015  0.434    0.011    0.012    0.0008  0.026  0.065
2011   9   8   55812  170.145  411.902 -301.4952   -0.040  0.376    0.011    0.012    0.0005  0.006  0.016
2011   9   9   55813  172.129  410.654 -301.8704   -0.105  0.300    0.011    0.012    0.0008  0.010  0.025
2011   9  10   55814  174.330  409.385 -302.3135   -0.109  0.278    0.011    0.012    0.0022  0.011  0.027
2011   9  11   55815  176.200  408.088 -302.8359   -0.088  0.273    0.011    0.012    0.0036  0.010  0.026
2011   9  12   55816  177.565  406.844 -303.4327   -0.066  0.253    0.010    0.012    0.0033  0.014  0.036
2011   9  13   55817  178.654  405.668 -304.0874   -0.036  0.246    0.010    0.012    0.0011  0.014  0.035
2011   9  14   55818  179.728  404.585 -304.7970   -0.006  0.240    0.010    0.012    0.0054  0.011  0.027
2011   9  15   55819  180.625  403.660 -305.4993    0.017  0.237    0.010    0.012    0.0084  0.006  0.016
2011   9  16   55820  181.464  402.561 -306.1241    0.041  0.248    0.010    0.012    0.0072  0.004  0.010
2011   9  17   55821  182.139  401.429 -306.6456    0.063  0.272    0.010    0.012    0.0041  0.004  0.010
2011   9  18   55822  182.339  400.217 -307.0928    0.080  0.291    0.097    0.055    0.0079  0.004  0.010
2011   9  19   55823  182.153  399.067 -307.4917    0.089  0.296    0.011    0.012    0.0093  0.004  0.011
2011   9  20   55824  181.987  397.144 -307.9086    0.085  0.293    0.011    0.012    0.0127  0.004  0.011
2011   9  21   55825  182.274  394.942 -308.4027    0.066  0.265    0.011    0.012    0.0126  0.005  0.012
2011   9  22   55826  182.365  393.009 -309.0523    0.044  0.240    0.011    0.012    0.0127  0.005  0.012
2011   9  23   55827  182.354  391.222 -309.9038    0.029  0.231    0.011    0.012    0.0124  0.005  0.012
2011   9  24   55828  182.590  389.585 -311.0186    0.024  0.241    0.011    0.012    0.0090  0.005  0.012
2011   9  25   55829  182.544  388.034 -312.4054    0.021  0.254    0.011    0.012    0.0062  0.004  0.011
2011   9  26   55830  181.998  386.285 -314.0048    0.013  0.256    0.011    0.012    0.0080  0.004  0.010
2011   9  27   55831  181.325  384.428 -315.7537    0.145  0.478    0.011    0.012    0.0112  0.004  0.010
2011   9  28   55832  180.475  382.520 -317.5151    0.385  0.865    0.011    0.012    0.0130  0.004  0.011
2011   9  29   55833  179.891  380.506 -319.1195    0.609  1.219    0.011    0.012    0.0120  0.005  0.012
2011   9  30   55834  179.839  378.698 -320.4773    0.674  1.322    0.011    0.012    0.0103  0.008  0.019
2011  10   1   55835  179.968  376.810 -321.6240    0.575  1.167    0.011    0.012    0.0081  0.014  0.034

 Preliminary extension 
2011  10   2   55836  180.035  374.959 -322.6205    0.443  0.954    0.011    0.012    0.0056  0.019  0.049
2011  10   3   55837  180.181  373.162 -323.5380    0.276  0.684    0.011    0.012    0.0066  0.024  0.061
2011  10   4   55838  180.781  371.277 -324.4635    0.116  0.409    0.011    0.012    0.0081  0.030  0.075
2011  10   5   55839  181.824  369.391 -325.4759    0.142  0.283    0.011    0.012    0.0105  0.043  0.108
2011  10   6   55840  183.015  367.929 -326.6184    0.218  0.211    0.011    0.012    0.0096  0.058  0.145
2011  10   7   55841  183.870  366.621 -327.8836    0.296  0.163    0.011    0.012    0.0041  0.072  0.182
2011  10   8   55842  184.898  365.354 -329.2246    0.263  0.188    0.011    0.012    0.0047  0.069  0.174
2011  10   9   55843  185.856  364.143 -330.6078    0.188  0.252    0.011    0.012    0.0062  0.060  0.150
2011  10  10   55844  186.320  362.751 -331.9965    0.115  0.329    0.011    0.012    0.0052  0.050  0.126
2011  10  11   55845  186.299  361.243 -333.3538    0.044  0.412    0.011    0.012    0.0031  0.041  0.102
2011  10  12   55846  186.158  359.863 -334.6486    0.048  0.376    0.011    0.012    0.0091  0.040  0.100
2011  10  13   55847  185.888  358.433 -335.8205    0.075  0.307    0.011    0.012    0.0103  0.041  0.103
2011  10  14   55848  185.576  356.843 -336.7803    0.109  0.242    0.011    0.012    0.0040  0.043  0.107
2011  10  15   55849  185.122  354.995 -337.4654   -0.005  0.022    0.011    0.012    0.0025  0.038  0.095
2011  10  16   55850  184.584  353.015 -338.0790   -0.005  0.022    0.239    0.122    0.0072  0.036  0.091
2011  10  17   55851  184.502  351.156 -338.6540   -0.005  0.022    0.373    0.256    0.0173  0.036  0.091
2011  10  18   55852  184.724  349.631 -339.1546   -0.005  0.022    0.348    0.241    0.0216  0.036  0.091
2011  10  19   55853  185.415  348.200 -339.7159   -0.005  0.022    0.353    0.203    0.0128  0.036  0.091
2011  10  20   55854  186.168  346.928 -340.4057   -0.005  0.022    0.309    0.193    0.0070  0.036  0.091
2011  10  21   55855  186.814  345.288 -341.2771   -0.005  0.022    0.373    0.179    0.0088  0.036  0.091
2011  10  22   55856  187.035  343.877 -342.3504   -0.005  0.022    0.418    0.227    0.0115  0.036  0.091
2011  10  23   55857  187.049  342.661 -343.6542   -0.005  0.022    0.378    0.338    0.0132  0.036  0.091
2011  10  24   55858  187.302  341.612 -345.1443   -0.005  0.022    0.378    0.372    0.0165  0.036  0.091
2011  10  25   55859  187.706  340.432 -346.7361   -0.005  0.022    0.343    0.290    0.0195  0.036  0.091
2011  10  26   55860  187.709  338.802 -348.2709   -0.005  0.022    0.279    0.280    0.0179  0.036  0.091
2011  10  27   55861  187.579  337.127 -349.7237   -0.005  0.022    0.299    0.607    0.0135  0.036  0.091
2011  10  28   55862  187.497  335.144 -351.0924   -0.005  0.022    0.428    0.576    0.0099  0.036  0.091
2011  10  29   55863  187.646  332.666 -352.2019   -0.005  0.022    0.488    0.294    0.0078  0.036  0.091
2011  10  30   55864  187.597  330.388 -353.1930   -0.005  0.023    0.452    0.312    0.0180  0.036  0.091
2011  10  31   55865  187.364  328.159 -354.1237   -0.005  0.022    0.363    0.277    0.0294  0.036  0.091
2011  11   1   55866  186.886  326.536 -354.9704   -0.005  0.023    0.155    1.027    0.0929  0.036  0.091
 
	
 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   

2011   9   2   55806   -79.753   -10.247     0.016     0.011
2011   9   3   55807   -79.861   -10.289     0.016     0.012
2011   9   4   55808   -79.727   -10.360     0.015     0.011
2011   9   5   55809   -79.298   -10.446     1.548     0.314
2011   9   6   55810   -78.922   -10.525     2.110     0.425
2011   9   7   55811   -78.811   -10.552     0.357     0.065
2011   9   8   55812   -78.905   -10.531     0.015     0.016
2011   9   9   55813   -79.030   -10.488     0.024     0.025
2011   9  10   55814   -78.979   -10.362     0.027     0.027
2011   9  11   55815   -78.890   -10.170     0.028     0.026
2011   9  12   55816   -78.874    -9.985     0.036     0.036
2011   9  13   55817   -78.944    -9.890     0.037     0.035
2011   9  14   55818   -79.104    -9.974     0.036     0.027
2011   9  15   55819   -79.253   -10.182     0.033     0.016
2011   9  16   55820   -79.185   -10.376     0.032     0.010
2011   9  17   55821   -78.866   -10.514     0.032     0.010
2011   9  18   55822   -78.539   -10.675     0.033     0.010
2011   9  19   55823   -78.515   -10.900     0.034     0.011
2011   9  20   55824   -78.810   -11.077     0.035     0.011
2011   9  21   55825   -79.086   -11.086     0.038     0.012
2011   9  22   55826   -79.013   -10.922     0.040     0.012
2011   9  23   55827   -78.646   -10.759     0.040     0.012
2011   9  24   55828   -78.291   -10.711     0.038     0.012
2011   9  25   55829   -78.186   -10.689     0.036     0.011
2011   9  26   55830   -78.347   -10.560     0.034     0.010
2011   9  27   55831   -78.224   -10.155     0.034     0.010
2011   9  28   55832   -77.650    -9.696     0.036     0.011
2011   9  29   55833   -76.896    -9.357     0.039     0.012
2011   9  30   55834   -76.613    -9.162     0.041     0.019
2011  10   1   55835   -77.074    -9.101     0.045     0.034

 
 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

2011   9   2   55806  0.7086  0.0030  15.04106705531    0.00000000052 
2011   9   3   55807  0.4575  0.0030  15.04106709903    0.00000000052 
2011   9   4   55808  0.2682  0.0031  15.04106713198    0.00000000054 
2011   9   5   55809  0.1829  0.0032  15.04106714683    0.00000000056 
2011   9   6   55810  0.1771  0.0033  15.04106714784    0.00000000057 
2011   9   7   55811  0.2389  0.0031  15.04106713708    0.00000000054 
2011   9   8   55812  0.3135  0.0031  15.04106712409    0.00000000054 
2011   9   9   55813  0.4119  0.0032  15.04106710696    0.00000000056 
2011   9  10   55814  0.4723  0.0032  15.04106709645    0.00000000056 
2011   9  11   55815  0.5637  0.0032  15.04106708054    0.00000000056 
2011   9  12   55816  0.6235  0.0033  15.04106707013    0.00000000057 
2011   9  13   55817  0.6812  0.0033  15.04106706008    0.00000000057 
2011   9  14   55818  0.7291  0.0032  15.04106705174    0.00000000056 
2011   9  15   55819  0.6785  0.0032  15.04106706055    0.00000000056 
2011   9  16   55820  0.5688  0.0032  15.04106707965    0.00000000056 
2011   9  17   55821  0.4551  0.0032  15.04106709944    0.00000000056 
2011   9  18   55822  0.4089  0.0146  15.04106710749    0.00000000254 
2011   9  19   55823  0.4064  0.0036  15.04106710792    0.00000000063 
2011   9  20   55824  0.4331  0.0036  15.04106710327    0.00000000063 
2011   9  21   55825  0.5717  0.0037  15.04106707915    0.00000000064 
2011   9  22   55826  0.7373  0.0037  15.04106705032    0.00000000064 
2011   9  23   55827  0.9784  0.0037  15.04106700834    0.00000000064 
2011   9  24   55828  1.2511  0.0036  15.04106696087    0.00000000063 
2011   9  25   55829  1.4964  0.0037  15.04106691817    0.00000000064 
2011   9  26   55830  1.6817  0.0039  15.04106688591    0.00000000068 
2011   9  27   55831  1.7891  0.0039  15.04106686721    0.00000000068 
2011   9  28   55832  1.7162  0.0037  15.04106687990    0.00000000064 
2011   9  29   55833  1.4792  0.0037  15.04106692116    0.00000000064 
2011   9  30   55834  1.2475  0.0039  15.04106696150    0.00000000068 
2011  10   1   55835  1.0758  0.0039  15.04106699139    0.00000000068 


 4 - INFORMATION ON TIME SCALES      
     TAI - UTC = 34 s.  No leap second introduced during period [55806-55835]
     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                96    71     3     -    64    69       8
   55806.27 to 55830.50       236   272    10     -   147   104

   BKG   8 R  2                69    65     3     -    36    35       9
   55806.27 to 55833.50        85   107    10     -    34    25

   GSFC  9 R  4                56    51     2     5    31    30       9
   55806.27 to 55833.50        44    91     9     8    18    28

   IAA   5 R  2                64    64     3     -    46    45       9
   55806.28 to 55833.50        67   112    15     -    76    35

   SPBU  3 R  3                 0     0     0     -     0     0       0
     0.00 to   0.00         0     0     0     -     0     0

   USNO 10 R  1                55    46     2     -    38    37       9
   55806.27 to 55833.50        45    71     8     -    29    39

   MAO   3 R  1                 0     0     0     -     0     0       0
     0.00 to   0.00         0     0     0     -     0     0

   IVS   2 R  1 *              16    12     1     -     5    15       4
   55806.27 to 55817.21        30   117     1     -     3    16


 VLBI Intensive
   BKG   3 R  2 *               -     -    12     -     -     -      27
   55806.80 to 55834.80         -     -    14     -     -     -

   GSFC  9 R  2 *               -     -    14     -     -     -      27
   55806.80 to 55834.80         -     -    17     -     -     -

   IAA   5 R  1 *               -     -    14     -     -     -      26
   55806.80 to 55834.80         -     -    16     -     -     -

   PUL  10 R  0                 -     -    16     -     -     -      29
   55806.80 to 55834.80         -     -    16     -     -     -

   USNO  5 R  1 *               -     -    16     -     -     -      29
   55806.80 to 55834.80         -     -    17     -     -     -


 GPS
   CODE 98 P  1                 5     5     -     2     -     -      29
   55806.50 to 55834.50        17    13     -     7     -     -

   JPL  96 P  3                 8     9     -     7     -     -      29
   55806.50 to 55834.50        29    32     -    14     -     -

   GFZ  96 P  2                 5     5     -     1     -     -      29
   55806.50 to 55834.50        23    27     -     8     -     -

   ESOC 96 P  1                16    13     -     1     -     -      29
   55806.50 to 55834.50        23    28     -     8     -     -

   NOAA 96 P  1                 2     3     -    39     -     -      29
   55806.50 to 55834.50        45    51     -     8     -     -

   SIO  96 P  1                16    17     -     5     -     -      29
   55806.50 to 55834.50        29    24     -    13     -     -

   EMR  96 P  3                32    33     -     6     -     -      29
   55806.50 to 55834.50        29    42     -    12     -     -

   IAA   1 P  1                30    39     -     7     -     -      29
   55806.50 to 55834.50       120   159     -    33     -     -

   IGR  96 P  2 *              20    15     -     3     -     -      29
   55806.50 to 55834.50        18    27     -     6     -     -

   IGS   7 P  1 *               5     5     -     1     -     -      29
   55806.50 to 55834.50        13    20     -     6     -     -


 SLR
   MCC  97 L  1               132   147     -    24     -     -      20
   55806.00 to 55828.00       157   201     -   195     -     -

   IAA   2 L  1                32    36     -     2     -     -      30
   55806.00 to 55835.00       154    87     -    14     -     -

   CGS   3 L  2                60    66     -    14     -     -      19
   55806.50 to 55824.50       170   159     -    39     -     -

   PUL  10 L  0                32    35     -     2     -     -      29
   55806.12 to 55834.43       102    78     -    15     -     -

   ILRS  5 L  1 *              52    58     -    11     -     -      23
   55806.50 to 55828.50       158   162     -    31     -     -


 BULLETIN A
   NEOS 97 C  1                19    21     4     -     -     -      30
   55806.00 to 55835.00        12    14    10     -     -     -

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