ATPL: Given:X = Distance A to point of equal time (PET) between A and B E = EnduranceD = Distance A to B O = Groundspeed 'on'H = Groundspeed 'back'The formula for calculating the distance X to point of equal time (PET) is:
Question 155, Flight Planning and Monitoring - ATPL - Airline Transport Pilot license
Explanation: Given:X = Distance A to point of equal time (PET) between A and B E = EnduranceD = Distance A to B O = Groundspeed 'on'H = Groundspeed 'back'The formula for calculating the distance X to point of equal time (PET) is:
EN 