Funcs                   Returns predictor vector for design matrix from
                        44 astronomical angular velocities.
NumCulm                 Calculates transit number (numm) and high (1,
                        3) or low (2, 4) water number (k4).
PlotTides               Plots the computed tides
TideTable               Compute tide tables
observation             Sample file of high and low water times and
                        heights
