Pad Lock: I have tally and cant take my eyes off bogey (for fear of losing contact due to visibility/range,
Pigeons: Magnetic bearing of and distance from home base (or unit indicated).
Popeye: In clouds or area of reduced visibility.
Pure Pursuit: Nose of the attacking aircraft tracking on the bogey.
Range: Linear distance between two aircraft stated in nautical miles (nm) or feet.
RTGS: Real Time Gunsight
Section: A pair of fighter aircraft working together as a unit.
Shackle: To redress the section by crossing member to other side, thus reassuming proper combat
Six: Abbreviated reference to the 6 oclock position directly behind an aircraft.
Spatial Awareness: Ability to project the flight paths of aircraft in relation to each other.
Tac Turn: An engaging turn that maneuvers a section 90 degrees in the direction of the bogey.
Tally: Bogey visually sighted.
Track Crossing Angle (TCA): Angular difference in velocity vectors at any instant.
Velocity Vector: Projected flight path of the aircraft at a given moment.
Visual: Wingman in sight.
Weapons Envelope: Airspace around an aircraft within which an employed weapon has a high
probability of destroying the aircraft. Defined in terms of weapon, angle off, and range.