The vicinity of an aircraft is how many feet from the aircraft?

USS Ronald Reagan is one of the latest nuclear aircraft carriers. It is nearly as long as the Empire State Building is tall at 1,092 feet (333 m) and is 134 feet (41 m) wide at the beam and has a...

Too many to count. Plus there's different versions of aircraft (spitfire mk. II, mk.XII) so it depends on how specific you want to get.

This varies greatly with the type of aircraft. However, it is the reason that the FAA (and other aviation agencies) require that taxiing aircraft be directed by ground personnel when within a certain...

lufthansa has 247 airplanes ,and with these it is the worlds airliner with the most planes

A Boeing 737 takes off or lands every 5 seconds, somewhere in the world. The 737's are the backbone of aviation, but still a small percentage. So in conclusion, potentially thousands.