number of degrees in a circle (360: north is 0 or 360, east is 90, south is 180, and. It will be clearer why we need to compensate for declination in the first place. Before we do that, lets take a closer look at declination. How to Use a Compass: Compass & Map Navigation Guide - Task & Purpose Center-hold. Instructions for the US Army Lensatic Compass. Contains - YUMPU Look at the index line and read the number. Above: For this example in the Grand Canyon, grid north ("GN") differs from true . ), Set Your Compass for Your Intended Azimuth. Shoot the reverse bearing you got with your compass from the top of Saddle Mountain on your map. Make sure the degrees of the dial are readable. Map & Compass: Adjust for declination & orient the map - Andrew Skurka You now have your target's bearing. Step 1 Determine the direction of the map of the declination and its value from the declination on the map. 2. If we dont account for declination and use our map to acquire directions to our destination, well be wrong by 14 or more when we start walking. You can also plot a known compass bearing on the mapthe reverse process. Adjust the compass bezel so that north on the compass corresponds to north on the map. At Advnture, we never head out into the backcountry without a map and compass. (Be sure you understand magnetic declination. Save my name, email, and website in this browser for the next time I comment. This is because technology is fallible, batteries run out, cold kills gadgets and theres always the possibility of dropping a device down a steep slope or into a rushing river. Turn the map and compass together until the red needle is pointing north. Determine the correct magnetic azimuth to the designated point within 3 degrees using the compass-to-cheek method, or within 10 degrees using the center-hold method.

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