A system for determining {HEAD ~ a flight path} for an aircraft between {TAIL ~ an initial point} and a destination point, comprising: 
A system for determining { HEAD ~ a flight path } for an aircraft between { TAIL ~ an initial point } and a destination point , comprising :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH