In another embodiment, a method is disclosed for generating {HEAD ~ runway visual aids} presented on {TAIL ~ an aircraft display unit} 
presented on
In another embodiment , a method is disclosed for generating { HEAD ~ runway visual aids } presented on { TAIL ~ an aircraft display unit }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL