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Density altitude calculator

How thin the air is for your engine and wings: pressure altitude, ISA deviation and density altitude.

Density altitude calculator

How thin the air is for your engine and wings: pressure altitude, ISA deviation and density altitude.

0 ft
Density altitude
0 ft
Pressure altitude
15 °C
ISA temperature here
+0 °C
Deviation from ISA

Density altitude uses the 120 ft per °C rule; it is what your aircraft's performance charts want. Check your own aircraft's handbook before you fly.

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