Date: Tue, 2 Jun 2009 11:02:55 +0200 From: IERS EOP Product Center Message-Id: <200906020902.n5292tW7017272@arcas.obspm.fr> To: igsmail@igscb.jpl.nasa.gov Subject: [IGSMAIL-5953]: Section 6 of Bulletin B 256 Sender: owner-igsmail Precedence: bulk ****************************************************************************** IGS Electronic Mail 02 Jun 02:03:19 PDT 2009 Message Number 5953 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 256 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 0.07 0.07 0.03 - 0.16 0.06 9 54924.27 to 54951.27 0.13 0.11 0.12 - 0.17 0.09 EOP(BKG) 8 R 2 0.07 0.07 0.03 - 0.14 0.06 9 54924.27 to 54951.27 0.25 0.08 0.05 - 0.17 0.09 EOP(BKG) 3 R 2 - - 0.08 - - - 29 54924.80 to 54953.33 - - 0.10 - - - EOP(USNO) 5 R 1 - - 0.08 - - - 29 54924.80 to 54953.33 - - 0.14 - - - EOP(GSFC) 8 R 4 0.06 0.06 0.02 - 0.14 0.06 9 54924.27 to 54951.27 0.16 0.10 0.06 - 0.14 0.05 EOP(GSFC) 8 R 1 - - 0.09 - - - 29 54924.80 to 54953.33 - - 0.11 - - - EOP(IAA) 5 R 2 0.06 0.07 0.03 - 0.12 0.05 9 54924.27 to 54951.27 0.18 0.16 0.09 - 0.14 0.07 EOP(IAA) 5 R 1 - - 0.09 - - - 28 54924.80 to 54953.33 - - 0.14 - - - EOP(SPBU) 3 R 3 0.08 0.08 0.03 - 0.19 0.07 8 54924.27 to 54951.27 0.25 0.16 0.13 - 0.25 0.09 EOP(MAO) 3 R 1 0.07 0.07 0.03 - 0.14 0.05 9 54924.28 to 54951.28 0.17 0.18 0.10 - 0.30 0.05 EOP(USNO) 6 R 2 0.07 0.07 0.03 - 0.16 0.06 9 54924.27 to 54951.27 0.18 0.09 0.07 - 0.12 0.03 EOP(GSFC) 8 R 1 - - 0.09 - - - 29 54924.80 to 54953.33 - - 0.11 - - - EOP(IVS) 2 R 1 0.04 0.04 0.02 - 0.11 0.04 9 54924.27 to 54951.27 0.18 0.10 0.05 - 0.14 0.04 GPS EOP(CODE) 98 P 1 0.01 0.01 - 0.03 - - 30 54924.50 to 54953.50 0.03 0.05 - 0.19 - - EOP(EMR) 96 P 3 0.03 0.03 - 0.06 - - 30 54924.50 to 54953.50 0.05 0.04 - 0.13 - - EOP(ESOC) 96 P 1 0.01 0.01 - 0.02 - - 30 54924.50 to 54953.50 0.06 0.08 - 0.17 - - EOP(GFZ) 96 P 2 0.01 0.01 - 0.01 - - 30 54924.50 to 54953.50 0.03 0.02 - 0.16 - - EOP(IAA) 1 P 1 0.03 0.03 - 0.06 - - 30 54924.50 to 54953.50 0.13 0.17 - 0.25 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.06 - - 30 54924.50 to 54953.50 0.04 0.03 - 0.14 - - EOP(NOAA) 96 P 1 0.01 0.01 - 0.31 - - 30 54924.50 to 54953.50 0.09 0.06 - 0.12 - - EOP(SIO) 96 P 1 0.02 0.02 - 0.05 - - 30 54924.50 to 54953.50 0.03 0.04 - 0.19 - - EOP(IGS R)96 P 2 0.04 0.03 - 0.06 - - 30 54924.50 to 54953.50 0.03 0.03 - 0.10 - - EOP(IGS) 7 P 1 0.02 0.02 - 0.05 - - 30 54924.50 to 54953.50 0.01 0.02 - 0.07 - - SLR EOP(ASI) 3 L 2 0.08 0.07 - - - - 30 54924.50 to 54953.50 0.25 0.26 - - - - EOP(ILRS) 5 L 1 0.04 0.04 - 0.42 - - 7 54926.50 to 54932.50 0.05 0.16 - 0.31 - - EOP(IAA) 2 L 1 0.03 0.04 0.02 0.02 - - 31 54924.00 to 54954.00 0.24 0.16 0.18 0.19 - - EOP(MCC) 97 L 1 0.14 0.15 - 0.18 - - 31 54924.00 to 54954.00 0.10 0.09 - 2.21 - - Bulletin A EOP(NEOS) 97 C 1 0.04 0.04 0.06 - - - 31 54924.00 to 54954.00 0.05 0.04 0.07 - - -