def modify_waypoint(self, title):
ukc_units = self.misc_data.UKC_units
deviations = self.misc_data.deviations
tidal_points = self.database.tidal_points
speeds = self.misc_data.speeds
self.top = GUI_helper.modify_waypoint_toplevel(self, title, ukc_units, deviations, tidal_points, speeds)
