Long gone are the days, where a navigator was tasked to determine the aircraft position using multiple sources and then bring the...

Even in today’s “performance-based world” the underlying technology of Communication, Navigation and Surveillance (CNS) remains crucial,...

When a 200-million-dollar passenger jet approaches a major airport somewhere on this planet and receives some directions from air traffic control (so-called „RADAR vectors”), they are expressed as magnetic heading [1]. This almost embarrassing fact tells us two things: In aviation, we still mostly use a magnetic north reference, despite the fact that technology would enable us to always use true north Sometimes, instructions are given as a heading, even if the goal is to ach