індекс зворотнього курсу (радіомагнітного індикатора)
reciprocal heading
reciprocal track angle index
attitude-and-heading reference system / attitude and heading reference system (AHRS)
GRAU index / GRAU-Index
azimuth-scale index / azimuth scale index
reciprocal sight line
reciprocal dislocation
reciprocal course
aircraft heading
compass heading
attack heading
case-heading operation
strapdown attitude heading reference system
heading programmer
landing heading
runway heading
attitude-and-heading reference system (AHRS)
true heading (TH)
heading and attitude reference system
replacement attitude and heading reference system
great circle heading
grid heading
gyromagnetic heading
heading alignment
heading clearance
heading selector
interception of runway heading
magnetic heading
magnetic heading deviation
ramp heading
heading indicator
attitude and heading reference system (AHRS)