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Pilotage and dead reckoning: Difference between revisions
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→Clock, chart, terrain: Rewording for clarity
(→Dead reckoning: When the wind shifts your calculations goes out the window) |
(→Clock, chart, terrain: Rewording for clarity) |
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It is more efficient to plan ahead, i.e. what will you pass ''some time ahead'', according to the minute marks. This way you wont have to "thumb" the map, constantly reading it, but can read the map more efficiently. If you also studied the map while planning you might remember what places that will be more critical to check the timing against. | It is more efficient to plan ahead, i.e. what will you pass ''some time ahead'', according to the minute marks. This way you wont have to "thumb" the map, constantly reading it, but can read the map more efficiently. If you also studied the map while planning you might remember what places that will be more critical to check the timing against. | ||
( | (Looking at clock, grabbing map:) "I should pass a road at an angle in 1 minute and thirty seconds." (Putting map back.) (Looking at clock and terrain now and then till:) "There's the road, ten seconds late". | ||
In essence: | In essence: | ||