How well do we know the seasonal cycle in ocean bottom pressure?

Sa_harmonics.mat: Annual harmonics (amplitude and phase) calculated from ECCOv4r5, JPL GRACE, and GSFC GRACE data. Ssa_harmonics.mat: Semiannual harmonics (amplitude and phase) calculated from ECCOv4r5, JPL GRACE, and GSFC GRACE data. Sta_harmonics.mat: Terannual harmonics (amplitude and phase) calculated from ECCOv4r5, JPL GRACE, and GSFC GRACE data. GAL_LA_Sa_std.mat: Standard deviation of annual harmonics for gravitational attraction and loading effects. GAL_La_Ssa_std.mat: Standard deviation of semiannual harmonics for gravitational attraction and loading effects. g0_getOBP.m: Script to read GSFC GRACE data and remove earthquake signals. g1_fitcycleOBP.m: Script to calculate harmonics from bottom pressure data. get_EQphase.m: Function that yields the phases for the equilibrium tide of the major tidal constituents from HW95 catalogue