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| Figure 4.2-22 Measuring Distance
1.
Spread the dividers, putting a tip on each point.
2.
Being careful not to move the divider setting, transfer the divider to the nearest
meridian with one leg on the intersection of meridian and parallel.
3.
Use the speed marks to help count the tick marks along the meridian. On a TPC,
each tick mark is 1 nautical mile (NM).
4.6-42
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