Indicated Airspeed (IAS)

What is Indicated Airspeed (IAS)?

Indicated Airspeed (IAS) meaning in Safety terms is

  • The speed of an aircraft as shown on its pitot static airspeed indicator. Calibrated to reflect standard atmosphere adiabatic compressible flow at sea level, uncorrected for airspeed system errors. 


reference: Glossary A – Z | National Wildfire Coordinating Group