land navigation locate an unknown point on a map using resection

Land NavigationLocate an Unknown Point on a Map using Resection

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Terminal Learning Objective

Action: Locate an unknown point on a map by resection

Conditions: Given an unknown location, a standard 1:50,000 scale topographical map, a straightedge, a coordinate scale and protractor, a pencil and two objects or terrain features that are identifiable on the map

Standards: Determine the eight-digit grid coordinate of your location within 10 metersof the actual grid

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Definition

Resection is the method of locating one's position on a map by determining the grid azimuth to at least two well-defined locations that can be pinpointed on the map

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Resection

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Resection (con’t)

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Resection (con’t)

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Modified Resection

Your Location

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Terminal Learning Objective

Action: Locate an unknown point on a map by resection

Conditions: Given an unknown location, a standard 1:50,000 scale topographical map, a straightedge, a coordinate scale and protractor, a pencil and two objects or terrain features that are identifiable on the map

Standards: Determine the eight-digit grid coordinate of your location within 10 meters of the actual grid