ALTIMETRY
QFE — Definição e Conceito
QFE is the barometric altimeter setting that zeroes the instrument on the runway surface, displaying height above airport level (AGL).
O que é QFE?
Altimeter Setting Referenced to Airfield PressureQFE is the barometric altimeter setting that zeroes the instrument on the runway surface, displaying height above airport level (AGL).
Explicação Técnica Completa
With QFE set on the ground, the altimeter reads exactly zero feet.