Date: Tue, 2 Sep 2008 13:40:02 +0200 From: EOP Product Center Message-Id: <200809021140.m82Be29s000869@callisto.obspm.fr> To: igsmail@igscb.jpl.nasa.gov Subject: [IGSMAIL-5825]: Section 6 of Bulletin B 247 Sender: owner-igsmail Precedence: bulk ****************************************************************************** IGS Electronic Mail 02 Sep 04:40:06 PDT 2008 Message Number 5825 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 247 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 0.10 0.09 0.05 - 0.18 0.07 8 54650.27 to 54676.21 0.60 0.13 0.12 - 0.19 0.05 EOP(BKG) 3 R 4 0.16 0.15 0.08 - 0.25 0.09 10 54650.27 to 54676.21 0.18 0.12 0.08 - 0.23 0.07 EOP(BKG) 3 R 2 - - 0.12 - - - 29 54649.79 to 54678.79 - - 0.18 - - - EOP(USNO) 5 R 1 - - 0.13 - - - 29 54649.79 to 54678.79 - - 0.20 - - - EOP(GSFC) 6 R 1 - - 0.14 - - - 29 54649.79 to 54678.79 - - 0.22 - - - EOP(IAA) 5 R 2 0.09 0.08 0.05 - 0.14 0.06 8 54650.27 to 54676.21 0.13 0.12 0.07 - 0.11 0.05 EOP(IAA) 5 R 1 - - 0.12 - - - 28 54649.79 to 54678.79 - - 0.21 - - - EOP(SPBU) 3 R 3 0.11 0.10 0.06 - 0.20 0.08 8 54650.27 to 54676.21 0.21 0.35 0.10 - 0.22 0.07 EOP(MAO) 3 R 1 0.11 0.10 0.05 - 0.16 0.06 8 54650.28 to 54676.23 0.12 0.14 0.09 - 0.25 0.11 EOP(USNO) 6 R 2 0.07 0.07 0.03 - 0.16 0.07 8 54650.27 to 54676.21 0.11 0.09 0.06 - 0.08 0.03 EOP(IVS) 2 R 1 0.04 0.03 0.02 - 0.07 0.03 8 54650.27 to 54676.21 0.14 0.16 0.06 - 0.11 0.03 GPS EOP(CODE) 98 P 1 0.01 0.01 - 0.05 - - 30 54649.50 to 54678.50 0.02 0.04 - 0.10 - - EOP(EMR) 96 P 3 0.03 0.03 - 0.04 - - 30 54649.50 to 54678.50 0.04 0.06 - 0.25 - - EOP(ESOC) 96 P 1 0.26 0.26 - 0.02 - - 30 54649.50 to 54678.50 0.07 0.04 - 0.24 - - EOP(GFZ) 96 P 2 0.00 0.00 - 0.01 - - 30 54649.50 to 54678.50 0.03 0.02 - 0.13 - - EOP(IAA) 1 P 1 0.03 0.04 - 0.07 - - 30 54649.50 to 54678.50 0.22 0.19 - 0.24 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.05 - - 30 54649.50 to 54678.50 0.08 0.16 - 0.10 - - EOP(NOAA) 96 P 1 0.00 0.00 - 0.35 - - 30 54649.50 to 54678.50 0.07 0.07 - 0.22 - - EOP(SIO) 96 P 1 0.02 0.02 - 0.04 - - 30 54649.50 to 54678.50 0.03 0.03 - 0.22 - - EOP(IGS R)96 P 2 0.03 0.02 0.15 0.04 - - 30 54649.50 to 54678.50 0.04 0.04 0.40 0.08 - - EOP(IGS) 7 P 1 0.02 0.02 0.00 0.05 - - 30 54649.50 to 54678.50 0.01 0.01 0.00 0.04 - - SLR EOP(ASI) 3 L 2 0.09 0.09 - 0.20 - - 30 54649.50 to 54678.50 0.25 0.21 - 0.64 - - EOP(ILRS) 5 L 1 0.05 0.05 - 0.46 - - 30 54649.50 to 54678.50 0.22 0.26 - 0.23 - - EOP(IAA) 2 L 1 0.05 0.05 0.03 0.03 - - 31 54649.00 to 54679.00 0.16 0.20 0.30 0.16 - - EOP(MCC) 97 L 1 0.16 0.18 - 0.23 - - 31 54649.00 to 54679.00 0.14 0.12 - 2.50 - - Bulletin A EOP(NEOS) 97 C 1 0.04 0.04 0.05 - - - 31 54649.00 to 54679.00 0.05 0.09 0.21 - - -