Patent ID: 8106794

Claim:
A method of displaying a navigation plan for a craft by a display device comprising a display system, at least one viewing screen, means for calculating the navigation plan of the craft, at least one navigation data forecasting computer and pointing means engaging and deactivating a selection function, the display system representing on the viewing screen the craft on the navigation plan and the navigation data at an instant of the future position of the craft, the system uses the navigation plan as a time scale by enabling the craft to move on the navigation plan to display the forecast data from the computers and handles the following functions: when a user selects the symbol representing the craft on the navigation plan at its current position and keeps the selection function active, the system initially creates a second symbol representing the craft, this symbol sliding along the navigation plan by means of a pointer, and when the user modifies the position of the second symbol on the navigation plan in order to change it to a future position, the system displays on the viewing screen the first symbol, the second symbol representing the craft on the navigation plan in the future position and the navigation data at the instant of the future position of the craft.