From services.iers at obspm.fr Wed Oct 28 12:07:04 2009 From: services.iers at obspm.fr (IERS EOP Product Center) Date: Wed, 28 Oct 2009 20:07:04 +0100 Subject: [IGSMAIL-6013]: Section 6 of Bulletin B 261 Message-ID: <200910281907.n9SJ74xB030668@arcas.obspm.fr> ****************************************************************************** IGS Electronic Mail 28 Oct 12:07:30 PDT 2009 Message Number 6013 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 262 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 Ndddumber VLBI EOP(AUS) 1 R 1 0.12 0.12 0.05 - 0.24 0.09 8 55083.21 to 55106.27 0.14 0.12 0.13 - 0.32 0.20 EOP(BKG) 8 R 2 0.10 0.09 0.04 - 0.18 0.07 9 55083.21 to 55106.27 0.27 0.13 0.07 - 0.20 0.06 EOP(BKG) 3 R 2 - - 0.11 - - - 32 55079.33 to 55108.33 - - 0.12 - - - EOP(USNO) 5 R 1 - - 0.12 - - - 31 55079.33 to 55108.33 - - 0.19 - - - EOP(GSFC) 8 R 4 0.07 0.07 0.03 - 0.15 0.06 9 55083.21 to 55106.27 0.18 0.11 0.06 - 0.07 0.05 EOP(GSFC) 8 R 1 - - 0.12 - - - 32 55079.33 to 55108.33 - - 0.13 - - - EOP(IAA) 5 R 2 0.08 0.08 0.03 - 0.14 0.05 9 55083.21 to 55106.27 0.17 0.12 0.08 - 0.14 0.04 EOP(IAA) 5 R 1 - - 0.18 - - - 29 55079.33 to 55108.33 - - 0.18 - - - EOP(SPBU) 3 R 3 0.09 0.09 0.03 - 0.19 0.07 8 55083.21 to 55106.27 0.18 0.24 0.08 - 0.36 0.09 EOP(MAO) 3 R 1 0.10 0.09 0.04 - 0.16 0.06 9 55083.24 to 55106.30 0.23 0.12 0.09 - 0.22 0.10 EOP(USNO) 6 R 2 0.08 0.09 0.03 - 0.17 0.07 8 55083.21 to 55106.27 0.23 0.10 0.06 - 0.06 0.07 EOP(GSFC) 8 R 1 - - 0.12 - - - 32 55079.33 to 55108.33 - - 0.13 - - - EOP(IVS) 2 R 1 0.05 0.04 0.02 - 0.10 0.04 8 55083.21 to 55106.27 0.12 0.08 0.04 - 0.07 0.03 GPS EOP(CODE) 98 P 1 0.00 0.00 - 0.03 - - 30 55079.50 to 55108.50 0.03 0.02 - 0.15 - - EOP(EMR) 96 P 3 0.03 0.04 - 0.07 - - 30 55079.50 to 55108.50 0.03 0.08 - 0.22 - - EOP(ESOC) 96 P 1 0.01 0.01 - 0.02 - - 30 55079.50 to 55108.50 0.05 0.05 - 0.23 - - EOP(GFZ) 96 P 2 0.01 0.01 - 0.01 - - 30 55079.50 to 55108.50 0.02 0.06 - 0.10 - - EOP(IAA) 1 P 1 0.03 0.03 - 0.07 - - 30 55079.50 to 55108.50 0.14 0.13 - 0.28 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.07 - - 30 55079.50 to 55108.50 0.05 0.04 - 0.20 - - EOP(NOAA) 96 P 1 0.00 0.00 - 0.36 - - 30 55079.50 to 55108.50 0.08 0.06 - 0.12 - - EOP(SIO) 96 P 1 0.02 0.02 - 0.04 - - 30 55079.50 to 55108.50 0.05 0.05 - 0.12 - - EOP(IGS R)96 P 2 0.03 0.03 - 0.04 - - 30 55079.50 to 55108.50 0.03 0.04 - 0.06 - - EOP(IGS) 7 P 1 0.02 0.02 - 0.05 - - 30 55079.50 to 55108.50 0.01 0.02 - 0.07 - - SLR EOP(ASI) 3 L 2 0.07 0.07 - 0.17 - - 30 55079.50 to 55108.50 0.18 0.31 - 0.75 - - EOP(ILRS) 5 L 1 0.06 0.06 - 0.55 - - 30 55079.50 to 55108.50 0.10 0.14 - 0.53 - - EOP(IAA) 2 L 1 0.03 0.04 0.02 0.02 - - 31 55079.00 to 55109.00 0.27 0.12 0.19 0.19 - - EOP(MCC) 97 L 1 0.13 0.15 - 0.16 - - 31 55079.00 to 55109.00 0.13 0.12 - 2.09 - - Bulletin A EOP(NEOS) 97 C 1 0.04 0.03 0.07 - - - 31 55079.00 to 55109.00 0.05 0.03 0.06 - - -