Method for determining data of a traffic situation

A method for determining data of a traffic situation with a first vehicle (10) and at least one second vehicle (20) following the first vehicle (10), comprising the steps of: determining at least one defined parameter of the first vehicle (10); the first vehicle (10) by the first vehicle (10) and / or by the second vehicle (20); Defined evaluation of the information determined in steps a) and b); andproviding the information evaluated in step c) for the second vehicle (20) at least at the beginning of an overtaking maneuver of the first vehicle (10) by the second vehicle (20).