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The Journey of Flight.pdf - Valkyrie Cadet

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from A to B. <strong>The</strong> wind line blows the aircraft <strong>of</strong>f course and results in an actual track across the ground<br />

labeled as the ground track.<br />

So what would you do if you wanted to correct for the wind drift? Fly into the wind. Since we fly<br />

direction using aircraft heading, we need to know how many degrees to steer into the wind. This is<br />

found by measuring the number <strong>of</strong> degrees between the true course line and the ground track. <strong>The</strong>n,<br />

steer that many degrees into the wind. Simple!<br />

Using a Wind Triangle<br />

<strong>The</strong>re are several tools that help the pilot figure out drift corrections. <strong>Flight</strong> plotters are aviationspecific<br />

protractors that make determining angles and headings quick and painless. <strong>Flight</strong> computers<br />

come in many varieties. <strong>The</strong>y may be little more than circular slide rules (find an old guy and ask him<br />

what a slide rule is) or as complex as hand-held computers that can rapidly calculate flight information.<br />

Navigation Navigation T TTechniques<br />

T echniques<br />

<strong>The</strong> two basic techniques <strong>of</strong> air navigation are pilotage and dead reckoning. One or the other <strong>of</strong><br />

these has been used since cross-country flights were first possible.<br />

Pilotage. Pilotage means navigating by reference to visible landmarks. It can be as basic as<br />

flying above and following a highway or railroad to the destination. If a pilot is totally familiar with the<br />

geographic area <strong>of</strong> the flight and has flown the route many times before, references to landmarks may<br />

242

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