[IGSMAIL-5805]: Section 6 of Bulletin B 246

[EOP Product Center]

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IGS Electronic Mail      01 Aug 07:25:52 PDT 2008      Message Number 5805
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Author : IERS / PC


     INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE
                 EARTH ORIENTATION PARAMETERS

                 Section 6 of the Bulletin B 246

       6 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES
 This section gives the average precision of the various series with respect  
 to the combination
    Units : 0.001" for x,y , 0.0001s for UT1, 0.001" for dPsi, dEpsi.
--------------------------------------------------------------------------------
  EOP series                      Mean  formal  uncertainty
  Periods covered                 Weighted RMS agreement with Bulletin B
--------------------------------------------------------------------------------
                                   x     y     UT    D   dPsi  dEps Data Number
 VLBI      
   EOP(AUS)  1  R 1              0.08  0.08  0.03   -    0.15  0.07       9
   54620.21 to 54648.21          0.51  0.17  0.12   -    0.17  0.09

   EOP(BKG)  3  R 4              0.10  0.09  0.06   -    0.18  0.07      10
   54620.21 to 54648.21          0.15  0.10  0.04   -    0.23  0.06

   EOP(BKG)  3  R 2               -     -    0.11   -     -     -        34
   54619.31 to 54648.79           -     -    0.18   -     -     -  

   EOP(USNO) 5  R 1               -     -    0.15   -     -     -        34
   54619.31 to 54648.79           -     -    0.15   -     -     -  

   EOP(GSFC) 6  R 1               -     -    0.15   -     -     -        10
   54619.31 to 54626.79           -     -    0.22   -     -     -  

   EOP(IAA)  5  R 2              0.07  0.07  0.03   -    0.12  0.05       9
   54620.21 to 54648.21          0.10  0.20  0.05   -    0.18  0.05

   EOP(IAA)  5  R 1               -     -    0.11   -     -     -        33
   54619.79 to 54648.79           -     -    0.21   -     -     -  

   EOP(MAO)  3  R 1              0.08  0.07  0.03   -    0.13  0.06       9
   54620.22 to 54648.21          0.14  0.17  0.07   -    0.27  0.11

   EOP(IVS)  2  R 1              0.03  0.02  0.01   -    0.06  0.02       9
   54620.21 to 54648.21          0.12  0.14  0.04   -    0.14  0.05

 GPS       
   EOP(CODE) 98 P 1              0.01  0.01   -    0.06   -     -        30
   54619.50 to 54648.50          0.04  0.04   -    0.12   -     -  

   EOP(EMR)  96 P 3              0.03  0.03   -    0.04   -     -        30
   54619.50 to 54648.50          0.05  0.10   -    0.33   -     -  

   EOP(ESOC) 96 P 1              0.26  0.26   -    0.02   -     -        30
   54619.50 to 54648.50          0.03  0.03   -    0.30   -     -  

   EOP(GFZ)  96 P 2              0.00  0.00   -    0.01   -     -        30
   54619.50 to 54648.50          0.04  0.02   -    0.10   -     -  

   EOP(IAA)  1  P 1              0.03  0.03   -    0.07   -     -        30
   54619.50 to 54648.50          0.23  0.16   -    0.23   -     -  

   EOP(JPL)  96 P 3              0.01  0.01   -    0.05   -     -        30
   54619.50 to 54648.50          0.06  0.15   -    0.19   -     -  

   EOP(NOAA) 96 P 1              0.00  0.00   -    0.39   -     -        30
   54619.50 to 54648.50          0.07  0.09   -    0.19   -     -  

   EOP(SIO)  96 P 1              0.02  0.02   -    0.05   -     -        30
   54619.50 to 54648.50          0.03  0.04   -    0.18   -     -  

   EOP(IGS R)96 P 2              0.02  0.02  0.16  0.04   -     -        30
   54619.50 to 54648.50          0.04  0.03  0.51  0.08   -     -  

   EOP(IGS)  7  P 1              0.02  0.02   -    0.05   -     -        30
   54619.50 to 54648.50          0.02  0.01   -    0.07   -     -  

 SLR       
   EOP(ASI)  3  L 2              0.09  0.08   -    0.18   -     -        30
   54619.50 to 54648.50          0.26  0.22   -    0.55   -     -  

   EOP(ILRS) 5  L 1              0.05  0.05   -    0.50   -     -        30
   54619.50 to 54648.50          0.27  0.17   -    0.42   -     -  

   EOP(IAA)  2  L 1              0.04  0.04  0.02  0.02   -     -        31
   54619.00 to 54649.00          0.16  0.15  0.30  0.24   -     -  

   EOP(MCC)  97 L 1              0.17  0.16   -    0.23   -     -        29
   54619.00 to 54649.00          0.19  0.12   -    2.60   -     -  

 Bulletin A
   EOP(NEOS) 97 C 1              0.03  0.04  0.04   -     -     -        31
   54619.00 to 54649.00          0.05  0.09  0.13   -     -     -