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Difference between CRS and HDG


AF330

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Yes, you are right.

 

Your course is effected by wind. If you are going North and the wind is from the East, your heading cannot be due North or you will miss your destination. You have to take the wind into account by setting your heading somewhat to the East of North.

 

Wind does not turn the plane, except maybe in take offs and landings,. Think of a fly in a car, the car is going at a great speed one direction but the fly can choose its heading and fly to any point in the car without being turned in it's direction of flight, but it will move where the car moves.

 

Real pilots use a little device called and E6B to correct for wind drift. They can be had either as mechanical or electronic. The mechanical ones are easy, you slide a wheel to your airspeed, turn it to the windspeed and it will show you exactly what course correction, telling you your heading, you need to get to your destination. I assume to electric ones are even easier.

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Your actual path over the ground is often called your Track.

 

Course is the intended path over the ground, between 2 points or to/from a point while traveling in a particular direction

 

Bearing is the direction of the direct path to a destination

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Also bear in mind magnitude. If you don't take crosswind into account and your course is just 1 degree out (not much), you will miss your destination by 1 mile if it is 60 miles away.

 

That's why you need to check your track several times along the way because forecast wind speed is never the same as actual and the wind will change along the way.

 

IAN

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