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Features November 2015 Issue

You Can’t Fly that Curve

They’re the DME arcs of the future, but only the airlines can fly them right now. That doesn’t mean you have to refuse the approach. Well, probably not...

When I learned IFR, the oddball technique for GA pilots was the DME Arc. These were the days of “turn 10, twist 10,” which was the best we had for approximating a curve using the straight-line navigation of VORs and slant-range distance. When GPS came on the scene, the box simply drew the magenta line in an arc and we, or George, followed it. An era was over.

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