- TAS Calculations -

Start with calculating your True Air Speed (TAS) from Indicated Air Speed (IAS), your Altitude, local QNH and OAT with our precision calculator.
Also included are distance to horizon and Mach number calculations.

True Air Speed
IAS	Kts
Altitude (MSL)	Feet
QNH	inHg  hPa
Temp (OAT)	°F  °C
True Air Speed	Kts
Mach Number
Distance to Horizon	NM

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Below an air speed indicator capable of showing IAS and TAS.

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