1. Locate an Unknown Point on a Map using Resection
Land Navigation
Locate an Unknown Point on a Map using Resection

2. 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

3. 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

4. Resection

5. Resection (con’t)

6. Resection (con’t)

7. Modified Resection
Your Location

8. 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