Hitler (and)'s status on Friday, 02-Dec-11 07:53:19 UTC
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@ceruleanspark alright to calculate ground speed and WCA you first need to know the speed and angle of the wind you're flying in in knots and degrees true and you also have to know your true airspeed which can be found in the aircraft operation manual. The you slide the rotating peice of the E-6B on the body section until the gromet in the middle is on you're reference point (usually 100 for simplicity's sake) the you turn the dial so your wind direction is under the true index (arrow at the top) the you count up the lines up from 100 to your wind speed (if wind speed =30kts then count up to 130) you then make a PENCIL mark on the rotating dial at the line you've counted to directly above the 100. after that you rotate the dial so that your true track is under the true index but do not move the slide. After you have it in place slide the dial so your pencil mark is on your true airspeed. Now you can read your groundspeed directly under the gromet and your wind correction angle...