The invention relates to a method for measuring and indicating a true direction of a tracked object. The invention also relates to an apparatus and a tracking system utilizing the method. The invention also relates to a direction determination circuitry and to a computer readable storage medium comprising computer readable code, which is utilized in the direction determination circuitry. In the method a radio-bearing device shows all the time on a display true directions wherefrom a radio-bearing have been taken. The direction of the maximum signal strength measurement is highlighted on the display.