A sliding grid used to determine wind correction angles (WCA), true heading (TH), and ground speed (GS) based on wind direction/velocity and true airspeed (TAS).
Download the free “E6BX” app (iOS/Android). It has a “Verify” button that shows the correct solution steps for any manual entry you make. e6b flight computer exercises verified
The large black triangle on the inner scale is your reference point for "per hour" rates 1. Speed, Time, and Distance These are the most frequent calculations. Always remember: Speed is "per 60 minutes." To find Ground Speed: A sliding grid used to determine wind correction
with these known pairs: