Quote:
Originally Posted by FlyChicaga  ...I was explaining to and FO how FL270-FL290 was the area for the highest true airspeed, |
Man, that is low. We don't even start reading Mach until FL350.
For comparisons sake....
Our highest TAS is FL370-FL390 and can still manage to eek out 493 TAS at FL470. Normal cruise alt is FL410-FL430, with an occasional excursion higher.