Multiple approach time domain spacing aid display method and system

The method of displaying at least one separation time interval in two or more objects approaching a standard, It includes presuming at least one passage time in two or more objects assigned to the 1st corresponding course to the standard, determining the separation time interval of at least one object, and forming time 線軸. This method includes further displaying expression of time 線軸 and at least one object which aligned so that presumed passage time may be shown, and displaying a separation time interval.