Date: Wed, 29 Jul 2009 18:29:33 +0200 From: IERS EOP Product Center Message-Id: <200907291629.n6TGTXnT019756@arcas.obspm.fr> To: igsmail@igscb.jpl.nasa.gov Subject: [IGSMAIL-5980]: Section 6 of Bulletin B 258 Sender: owner-igsmail Precedence: bulk ****************************************************************************** IGS Electronic Mail 29 Jul 09:29:57 PDT 2009 Message Number 5980 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 258 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 0.06 0.06 0.03 - 0.13 0.05 9 54985.21 to 55012.21 0.09 0.18 0.07 - 0.23 0.06 EOP(BKG) 8 R 2 0.07 0.06 0.03 - 0.12 0.05 9 54985.21 to 55012.21 0.27 0.12 0.06 - 0.12 0.03 EOP(BKG) 3 R 2 - - 0.12 - - - 33 54984.79 to 55013.79 - - 0.18 - - - EOP(USNO) 5 R 1 - - 0.11 - - - 33 54984.79 to 55013.79 - - 0.25 - - - EOP(GSFC) 8 R 4 0.06 0.06 0.02 - 0.13 0.05 9 54985.21 to 55012.21 0.10 0.09 0.07 - 0.08 0.04 EOP(GSFC) 8 R 1 - - 0.12 - - - 33 54984.79 to 55013.79 - - 0.22 - - - EOP(IAA) 5 R 2 0.06 0.06 0.03 - 0.11 0.04 9 54985.21 to 55012.21 0.09 0.15 0.10 - 0.16 0.07 EOP(IAA) 5 R 1 - - 0.12 - - - 32 54984.79 to 55013.79 - - 0.29 - - - EOP(SPBU) 3 R 3 0.07 0.08 0.03 - 0.16 0.07 9 54985.21 to 55012.21 0.06 0.14 0.10 - 0.28 0.05 EOP(USNO) 6 R 2 0.06 0.06 0.02 - 0.15 0.06 9 54985.21 to 55012.21 0.12 0.13 0.06 - 0.08 0.04 EOP(GSFC) 8 R 1 - - 0.12 - - - 33 54984.79 to 55013.79 - - 0.23 - - - EOP(IVS) 2 R 1 0.04 0.04 0.02 - 0.10 0.04 9 54985.21 to 55012.21 0.07 0.11 0.04 - 0.10 0.04 GPS EOP(CODE) 98 P 1 0.00 0.01 - 0.02 - - 30 54984.50 to 55013.50 0.03 0.03 - 0.12 - - EOP(EMR) 96 P 3 0.03 0.03 - 0.06 - - 30 54984.50 to 55013.50 0.05 0.04 - 0.49 - - EOP(ESOC) 96 P 1 0.01 0.01 - 0.02 - - 30 54984.50 to 55013.50 0.03 0.04 - 0.24 - - EOP(GFZ) 96 P 2 0.00 0.00 - 0.01 - - 30 54984.50 to 55013.50 0.02 0.03 - 0.14 - - EOP(IAA) 1 P 1 0.03 0.03 - 0.07 - - 30 54984.50 to 55013.50 0.09 0.22 - 0.27 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.05 - - 30 54984.50 to 55013.50 0.04 0.05 - 0.17 - - EOP(NOAA) 96 P 1 0.00 0.00 - 0.36 - - 30 54984.50 to 55013.50 0.07 0.08 - 0.12 - - EOP(SIO) 96 P 1 0.01 0.01 - 0.04 - - 30 54984.50 to 55013.50 0.04 0.04 - 0.19 - - EOP(IGS R)96 P 2 0.03 0.02 - 0.06 - - 30 54984.50 to 55013.50 0.03 0.03 - 0.07 - - EOP(IGS) 7 P 1 0.02 0.02 - 0.05 - - 30 54984.50 to 55013.50 0.01 0.02 - 0.07 - - SLR EOP(ASI) 3 L 2 0.10 0.10 - 0.22 - - 30 54984.50 to 55013.50 0.26 0.24 - 0.78 - - EOP(ILRS) 5 L 1 0.08 0.08 - 0.78 - - 26 54984.50 to 55009.50 0.16 0.26 - 0.39 - - EOP(IAA) 2 L 1 0.03 0.04 0.02 0.02 - - 31 54984.00 to 55014.00 0.24 0.28 0.29 0.24 - - EOP(MCC) 97 L 1 0.17 0.22 - 0.26 - - 31 54984.00 to 55014.00 0.27 0.58 - 2.66 - - Bulletin A EOP(NEOS) 97 C 1 0.03 0.04 0.08 - - - 31 54984.00 to 55014.00 0.02 0.05 0.10 - - -