Magnetic Bearing - Declination = Map Bearing. East Magnetic North > True North Map Bearing ... Sailors and sea kayakers use back bearings all the time to check for lateral drift from wind or currents.
The Manual on MSN11mon
Ditch the GPS: How to navigate using a map and compassStep 1: Adjust your compass for declination There are two types of north: magnetic and ... from your current location to a ...
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