CHAO ET AL., 1996, JGR VOL. 101, NO. B9, 20151-20163 , MODEL "C" -------------------------------------------------------------------------------- = RAY MODEL (IERS 1996 CONVENTIONS), P.76-77. SUBDAILY ERP MODEL NAME: RAY FUNDAMENTAL ARGUMENTS: --------------------- ARG A0 A1 A2 A3 A4 R (") ("/C) ("/C**2) ("/C**3) ("/C**4) L 485868.249036 715923.2178 31.8792 0.051635 -0.00024470 1325. L' 1287104.793048 1292581.0481 -0.5532 -0.000136 -0.00001149 99. F 335779.526232 295262.8478 -12.7512 -0.001037 0.00000417 1342. D 1072260.703692 1105601.2090 -6.3706 0.006593 -0.00003169 1236. O 450160.398036 -482890.2665 7.4722 0.007702 -0.00005939 -5. TP 1657658.226150 2772.19299 1.39656 0.000093 0.00000000 36625. FUNDAMENTAL ARGUMENTS PERIOD POLAR MOTION UT1 (HOURS) (0.001 MAS) (0.001 MS) L L' F D O T PMCOS PMSIN UTCOS UTSIN -1 0 -2 0 -2 1 26.870 -26.00 6.00 0.00 0.00 0 0 -2 0 -2 1 25.820 -133.00 49.00 0.00 0.00 0 0 -2 2 -2 1 24.070 -50.00 25.00 0.00 0.00 0 0 0 0 0 1 23.930 152.00 -78.00 0.00 0.00 1 0 2 0 2 -1 26.870 0.00 0.00 -2.45 -5.03 0 0 2 0 2 -1 25.820 0.00 0.00 -12.10 -16.05 0 0 2 -2 2 -1 24.070 0.00 0.00 -2.86 -5.16 0 0 0 0 0 -1 23.930 0.00 0.00 8.64 17.71 -1 0 -2 0 -2 2 12.658 12.00 -12.00 0.00 0.00 0 0 -2 0 -2 2 12.421 32.50 -67.00 0.00 0.00 0 0 -2 2 -2 2 12.000 -2.50 -29.00 0.00 0.00 0 0 0 0 0 2 11.967 0.50 -7.00 0.00 0.00 1 0 2 0 2 -2 12.658 1.00 45.00 -1.54 3.80 0 0 2 0 2 -2 12.421 -4.50 263.00 -7.20 16.17 0 0 2 -2 2 -2 12.000 -61.50 116.00 -0.04 7.59 0 0 0 0 0 -2 11.967 -17.50 29.00 -0.38 1.96 FUNDAMENTAL ARGUMENTS: VALUES ACCORDING TO IERS96 CONVENTIONS --------------------- L : MEAN ANOMALY OF THE MOON L': MEAN ANOMALY OF THE SUN F : MEAN LONGITUDE OF THE MOON - O D : MEAN LONGITUDE OF THE MOON - MEAN LONGITUDE OF THE SUN O : MEAN LONGITUDE OF THE NODE OF THE MOON TP: GREENWICH MEAN SIDEREAL TIME + PI ARG = A0 + (A1 + R*1296000)*DT + A2*DT**2 + A3*DT**3 + A4*DT**4 ARGSUM = SUM( MULTIPLIER*ARG ) DX = SUM( PMSIN*SIN(ARG) - PMCOS*COS(ARG) ) DY = SUM( PMCOS*SIN(ARG) + PMSIN*COS(ARG) ) DU = SUM( UTSIN*SIN(ARG) - UTCOS*COS(ARG) )