Date: Tue, 29 Apr 2008 15:53:48 +0200 From: EOP Product Center Message-Id: <200804291353.m3TDrmdI014282@callisto.obspm.fr> To: igsmail@igscb.jpl.nasa.gov Subject: [IGSMAIL-5765]: Section 6 of Bulletin B 243 Sender: owner-igsmail Precedence: bulk ****************************************************************************** IGS Electronic Mail 29 Apr 06:54:12 PDT 2008 Message Number 5765 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 243 6 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES This section gives the average precision of the various series with respect to the combination / The periods covered start at the beginning of the first month 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(AUS) 1 R 1 0.06 0.06 0.02 - 0.14 0.06 9 54529.21 to 54557.21 0.16 0.10 0.05 - 0.09 0.03 EOP(BKG) 3 R 4 0.06 0.06 0.02 - 0.12 0.05 9 54529.21 to 54557.21 0.09 0.09 0.04 - 0.08 0.05 EOP(BKG) 3 R 2 - - 0.10 - - - 30 54529.79 to 54558.79 - - 0.12 - - - EOP(USNO) 5 R 1 - - 0.13 - - - 30 54529.79 to 54558.79 - - 0.17 - - - EOP(GSFC) 6 R 1 - - 0.15 - - - 30 54529.79 to 54558.79 - - 0.12 - - - EOP(IAA) 5 R 2 0.06 0.06 0.02 - 0.10 0.04 9 54529.21 to 54557.21 0.13 0.14 0.02 - 0.08 0.05 EOP(IAA) 5 R 1 - - 0.12 - - - 30 54529.79 to 54558.79 - - 0.14 - - - EOP(MAO) 3 R 1 0.07 0.06 0.02 - 0.12 0.05 9 54529.20 to 54557.22 0.12 0.09 0.05 - 0.17 0.08 EOP(GSFC) 7 R 1 0.06 0.06 0.02 - 0.12 0.05 9 54529.21 to 54557.21 0.22 0.31 0.03 - 0.06 0.04 EOP(IVS) 2 R 1 0.03 0.03 0.01 - 0.07 0.03 9 54529.21 to 54557.21 0.05 0.13 0.03 - 0.06 0.04 GPS EOP(CODE) 98 P 1 0.01 0.01 - 0.07 - - 30 54529.50 to 54558.50 0.03 0.04 - 0.15 - - EOP(EMR) 96 P 3 0.03 0.03 - 0.04 - - 30 54529.50 to 54558.50 0.05 0.05 - 0.17 - - EOP(ESOC) 96 P 1 0.27 0.26 - 0.02 - - 18 54541.50 to 54558.50 0.02 0.03 - 0.27 - - EOP(GFZ) 96 P 2 0.00 0.00 - 0.01 - - 30 54529.50 to 54558.50 0.04 0.04 - 0.14 - - EOP(IAA) 1 P 1 0.03 0.03 - 0.06 - - 30 54529.50 to 54558.50 0.11 0.21 - 0.30 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.08 - - 30 54529.50 to 54558.50 0.07 0.20 - 0.21 - - EOP(NOAA) 96 P 1 0.00 0.00 - 0.30 - - 30 54529.50 to 54558.50 0.14 0.09 - 0.35 - - EOP(SIO) 96 P 1 0.02 0.02 - 0.05 - - 30 54529.50 to 54558.50 0.04 0.05 - 0.14 - - EOP(IGS R)96 P 2 0.02 0.02 0.18 0.07 - - 30 54529.50 to 54558.50 0.02 0.03 0.43 0.08 - - EOP(IGS) 7 P 1 0.02 0.02 0.00 0.06 - - 30 54529.50 to 54558.50 0.01 0.02 0.00 0.07 - - SLR EOP(ASI) 3 L 2 0.09 0.08 - 0.18 - - 30 54529.50 to 54558.50 0.16 0.18 - 0.44 - - EOP(ILRS) 5 L 1 0.05 0.05 - 0.54 - - 30 54529.50 to 54558.50 0.18 0.25 - 0.50 - - EOP(IAA) 2 L 1 0.05 0.05 0.02 0.02 - - 31 54529.00 to 54559.00 0.20 0.23 0.27 0.21 - - EOP(MCC) 97 L 1 0.17 0.19 - 0.20 - - 31 54529.00 to 54559.00 0.32 0.28 - 1.86 - - Bulletin A EOP(NEOS) 97 C 1 0.03 0.04 0.04 - - - 31 54529.00 to 54559.00 0.06 0.09 0.15 - - -