"PLEASE HOLD" THREE METHODS TO ENTER THE RACETRACK ยป By Jamie Beckett ILLUSTRATION BY DANIEL HERTZBERG THE INSTRUMENT FLIGHT RULES SYSTEM is a marvel of modern technology and procedures. Staggering numbers of aircraft make their way across the continent day after day, in good weather and in bad, yet they stay on course and arrive as expected at their destinations because of the steady, predictable nature of aircraft operations under IFR. APRIL 2015 FLIGHT TRAINING / 35