Subject: [IGSMAIL-1819] Section 6 of Bulletin B 121
From: IERS / CB
Date: Mon, 2 Mar 1998 9:16:10 PST

******************************************************************************
IGS Electronic Mail      Mon Mar  2  9:16:10 PST 1998      Message Number 1819
******************************************************************************

Author: IERS / CB
Subject: Section 6 of Bulletin B 121

               INTERNATIONAL EARTH ROTATION SERVICE
                 EARTH ORIENTATION PARAMETERS

                 Section 6 of the Bulletin B 121

       6 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES
     This section gives the average precision of the individual series contri-
 buting to the combination and their average agreement with it. The periods
 covered start at  the beginning of the first month in Section 1 and end with 
 the last available value in the individual series considered.
     The complete list of measurements is  available in the electronic-mailed
 version of Bulletin B in section 7.
    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(IAA)  97 R 04              .14   .11   .05   -     .25   .10       6
   50820.25 to 50862.25           .42   .13   .08   -     .22   .14 

   EOP(USNO) 97 R 08              .13   .10   .04   .14   .19   .08       7
   50820.25 to 50862.25           .20   .12   .03   .28   .03   .02 

   EOP(USNO) 97 R 09              -     -     .12   -     -     -        35
   50816.76 to 50867.62           -     -     .04   -     -     -   

 GPS 
   EOP(CODE) 96 P 03              .01   .02   -     .02   -     -        52
   50814.50 to 50865.50           .14   .14   -     .21   -     -   

   EOP(EMR)  96 P 03              .11   .11   -     .13   -     -        58
   50814.50 to 50872.50           .23   .29   -     .46   -     -   

   EOP(ESOC) 96 P 01              .05   .05   -     .06   -     -        43
   50814.50 to 50858.50           .23   .27   -     .23   -     -   

   EOP(GFZ)  96 P 02              .02   .02   -     .03   -     -        45
   50814.50 to 50858.50           .17   .18   -     .23   -     -   

   EOP(JPL)  96 P 03              .04   .04   -     .09   -     -        52
   50814.50 to 50865.50           .21   .14   -     .33   -     -   

   EOP(NOAA) 96 P 01              .04   .04   -     .15   -     -        55
   50814.50 to 50868.50           .39   .52   -     .58   -     -   

   EOP(SIO)  96 P 01              .07   .07   -     .18   -     -        52
   50814.50 to 50858.50           .20   .26   -     .48   -     -   

   EOP(IGS)  95 P 02              .10   .12   .20   .10   -     -        45
   50814.50 to 50858.50           .14   .13   .30   .22   -     -   

   EOP(IGS)  96 P 02              .28   .33   .39   .16   -     -        59
   50814.50 to 50872.50           .22   .26   .65   .23   -     -   

   EOP(IERS) 97 P 01              .11   .15   .21   .14   -     -        59
   50814.50 to 50872.50           .10   .07   .30   .16   -     -   

 SLR 
   EOP(CGS)  97 L 02              .20   .22   .19   -     -     -        52
   50814.00 to 50865.00           .64   .64   .97   -     -     -   

   EOP(CSR)  95 L 01              .33   .33   .32   -     -     -        19
   50814.94 to 50867.18           .11   .18   .75   -     -     -   

   EOP(DUT)  98 L 01              .12   .14   -     -     -     -        19
   50814.00 to 50865.00           .49   .73   -     -     -     -   

   EOP(IAA)  96 L 02              .16   .16   .30   .15   -     -        59
   50814.00 to 50872.00           .12   .15   .35   .16   -     -   

   EOP(MCC)  97 L 01              .07   .09   -     .11   -     -        18
   50814.00 to 50865.00           .37   .36   -     .44   -     -   

 Bulletin A
   EOP(NEOS) 97 C 01              .12   .15   .15   -     -     -        62
   50814.00 to 50875.00           .12   .10   .16   -     -     -   

[Mailed From: [email-masked]]