abbreviated precision approach path indicator (apapi)

precision approach path indicator (papi)

precision approach path indicator (papi)

abbreviated visual approach slope indicator system (avasis)

abbreviated visual approach

approach path

abbreviated preparation of initial data

abbreviated form

precision approach

precision approach and landing system (PALS)

precision approach radar

precision approach radar (PAR)

non-precision approach

non-precision approach runway

precision approach

precision approach radar

precision approach runway

instantaneous vertical speed indicator / instantaneous vertical-speed indicator (IVSI)

visual approach slope indicator system (vasis)

cleared path

flight path

initial path sweeping

intercept flight path

path

path control

instantaneous radius of the flight path

path-clearing party

Karman vortex path

two-frequency glide path system

path of a fluid element

rescue path

flight path angle

flight path direction