moving map
/ˌmuːvɪŋ ˈmap/noun
1A map that is moving or that appears to move; a continually changing map.
2A map in a vehicle or aircraft that moves as the vehicle moves, so that it always shows the current location; specifically an electronic map display in which the current location always corresponds to a fixed point in the centre of the map.
Origin
Mid 19th century; earliest use found in Address Lewis Cass. From moving + map.