Remove Altimeter Remove Calibrated Airspeed Remove Knot
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E6B Made Easy: A Beginner’s Step-by-Step Guide

Pilot Institute

Step-by-Step: How to Use the E6B for Time and Speed Calculations Calculating Time en Route Lets say were flying at a constant airspeed of 100 knots. That means itll take 24 minutes to fly 40 miles at 100 knots. That means our groundspeed was 90 knots. If youre in the aircraft, set the altimeter to 29.92