Chapter 8. How High Did It Go?

After watching a rocket roar into the sky, seeing the smoke trail, and watching the rocket descend gracefully under a parachute, one of the first thing most people want to know about the flight is how high the rocket went. The second thing they want to know is how fast it went. We’ll investigate several methods to find out how high the rocket went in this chapter, and one method to find out how fast it went.

There are basically two practical ways to track the altitude of a model rocket. The first is to track the rocket visually, measuring the angle of the rocket from the launcher and using trigonometry to find the altitude. This is the method NAR uses most often for official tracking for contests and records for low-power ...

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