| 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). |
| observation | Sample file of high and low water times and heights |
| PlotTides | Plots the computed tides |
| TideTable | Compute tide tables |