vertical circle
Cartesian coordinates
abscissa
aim
altitude
aspect
attitude
bearing
bearings
bent
celestial navigation
compass bearing
compass direction
coordinates
course
current
cylindrical coordinates
dead reckoning
declination
direction
direction line
drift
equator coordinates
exposure
false horizon
fix
frontage
heading
helmsmanship
horizon
inclination
latitude
lay
lee side
lie
line
line of direction
line of march
line of position
longitude
magnetic bearing
navigation
ordinate
orientation
pilotage
piloting
point
polar coordinates
position
position line
quarter
angle
nadir
zenith
actuators
alignment
amplitude
calibration
compass
coordinate
deflection
electromechanical
elevation
equator
navigational
reticle
trajectory
vernier
windage