Calibrated Airspeed Flight Plan Groundspeed 
Pilot Institute
JANUARY 21, 2025
Airspeed guides everything from takeoff to landing and every phase in between. But did you know there are several types of airspeed, each serving a unique purpose? Like Indicated Airspeed (IAS) , Calibrated Airspeed (CAS) , True Airspeed (TAS) , and more! What Are The Different Types of Airspeed?
Pilot Institute
FEBRUARY 1, 2025
Key Takeaways The E6B is a mechanical slide rule that helps pilots make calculations useful for flight planning Use the slide rule side to calculate time, speed, fuel, and air density calculations. Learn how to use the wind side to find groundspeed and wind correction angles. Say youre going on a cross-country flight.
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