Air pressure and density
Professional Pilot
JULY 7, 2025
By Karsten Shein Comm-Inst Climate Scientist QNE, QNH, and QFE describe different altitudes for different phases of flight, but also serve as pressure altitude (QNE) or density altitude (QNH). A lighting the runway with under 1000 ft to go, the pilots breathed a sigh of relief.
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