Course
Land Navigation
Master terrain association, map reading, lensatic compass work, and point plotting. 8 modules covering everything you need to crush the day and night land nav courses during RAP Week.
Master terrain association, map reading, lensatic compass work, and point plotting. 8 modules covering everything you need to crush the day and night land nav courses during RAP Week.
Before you step into the woods, you need to understand the tool that keeps you from getting lost. The 1:50,000 scale military topographic map is your primary navigation tool at Ranger School. Every centimeter on the map represents 500 meters on the ground.
Map Scale:
The 5 Map Colors:
Marginal Information:
The margins of the map contain critical data you must know how to read:
Declination Diagram:
The declination diagram shows three norths: true north (star), grid north (GN), and magnetic north (MN). The G-M angle is the difference between grid north and magnetic north. You will use this to convert between grid azimuths (from the map) and magnetic azimuths (from your compass). Get this wrong and every azimuth you shoot will be off.
Grid Square Identification:
Grid lines run north-south (eastings) and east-west (northings). To identify a grid square, read the easting number first (right), then the northing number (up). This gives you a 4-digit coordinate that identifies a 1 km x 1 km area.
Grid coordinates are how you communicate location on a military map. The precision of your coordinate depends on the number of digits you use. At Ranger School, you will plot 6-digit and 8-digit coordinates.
Coordinate Types:
The Rule: "Read Right and Up"
Always read the easting (horizontal/right) value first, then the northing (vertical/up) value. This is universal across all military maps. Getting this backwards will put you in a completely wrong location.
Using a Military Protractor:
Plotting a Point:
Practice:
Plot at least 20 points before you arrive at Ranger School. Use a real 1:50,000 map and protractor. Time yourself — at RAP Week you need speed and accuracy under stress. Common mistakes include reading left instead of right, swapping easting and northing, and using the wrong protractor scale.
The lensatic compass is your primary direction-finding tool. You will use it every day at Ranger School — during land nav, patrols, and movement. Master it before you arrive.
Parts of the Lensatic Compass:
Centerhold Technique:
Open the compass to the fullest position. Place your thumb through the thumb loop. Hold the compass at waist level, steady against your body. Align the sighting wire with a distant object. Read the azimuth under the fixed black index line. This technique is faster and works well during day movement.
Compass-to-Cheek Technique:
Open the cover to about 60 degrees. Open the lens to about 45 degrees. Place your thumb through the thumb loop. Raise the compass to your cheek, looking through the lens and sighting wire simultaneously. Align the sighting wire with the target. Read the azimuth through the lens. This technique is more accurate and used when precision matters.
Shooting an Azimuth:
Back Azimuth:
The back azimuth is the opposite direction. If your azimuth is less than 180, add 180. If greater than 180, subtract 180. Example: azimuth 045 = back azimuth 225. You use back azimuths for resection, checking your direction, and retracing your route.
Declination / G-M Angle Adjustment:
Night Use:
The lensatic compass has tritium markings that glow in the dark. The bezel ring has 120 clicks — each click is 3 degrees. Set your azimuth using the bezel ring before it gets dark. At night, align the luminous north arrow with the luminous line on the bezel, then follow the sighting wire. Practice this in daylight first.
Terrain association is the most important land navigation skill you can develop. It is the ability to look at the map, look at the ground, and know where you are based on the shape of the land. At Ranger School, terrain association is king — it is faster and more reliable than pace count alone.
5 Major Terrain Features:
5 Minor Terrain Features:
Navigation Techniques Using Terrain:
The key to terrain association is constant map-to-ground comparison. Every 100-200 meters, look at the map, look at the terrain, and confirm your position. Know what terrain features you should see ahead, behind, left, and right. If the terrain does not match the map, stop and figure out why before you keep moving.
Intersection and resection are techniques for determining location using a map and compass. Both rely on shooting azimuths to known points and plotting lines on the map.
Modified Resection (Determining Your Location):
You use resection when you are at an unknown location and need to find where you are on the map. You need at least two known points that you can see.
Intersection (Determining a Distant Point):
You use intersection when you are at a known location and need to determine the location of a distant point (such as an enemy position).
When to Use Each:
Practice both techniques. At Ranger School, modified resection can save you when you are disoriented. Being able to quickly orient your map, shoot two azimuths, and plot your location is a skill worth drilling until it is automatic.
Day land nav at Ranger School is a critical RAP Week gate. The standard is 4 of 6 points in 5 hours. Fail and you are recycled or dropped. This is not just a test of map skills — it is a test of strategy, time management, and physical fitness.
RAP Week Standard:
Route Planning:
Pace Count:
Terrain Association is King:
Do not navigate by pace count and azimuth alone. That method works on flat, featureless terrain — Fort Moore (Benning) is not featureless. Use terrain association: know what features you should see, confirm them as you move, and adjust. Use your compass to confirm direction, not as your sole navigation method.
Attack Points:
Navigate to a large, easy-to-find feature near your point (a hilltop, road intersection, stream junction). Once you are at the attack point, use a precise azimuth and pace count for the short remaining distance to the point marker.
Time Management:
Common Mistakes:
Night land nav is the other critical RAP Week gate. The standard varies by class — typically 1 of 3 points or 3 of 4 points. You will be tired, it will be dark, and the terrain will look completely different than it did during the day. Pace count and linear features become your best friends.
RAP Week Standard:
Pace Count Becomes Critical:
At night, you cannot see terrain features well enough to rely on terrain association alone. Pace count is your primary distance measurement tool. Know your pace count cold — flat, uphill, downhill, through brush. Use pace beads. Do not lose count.
Use Handrails:
Backstops:
A backstop is a linear feature beyond your point that tells you you have gone too far. Before you step off, identify a backstop for every leg. Examples: a road that runs perpendicular to your route, a creek you should not cross, a ridgeline beyond the point. If you hit the backstop, you know to turn around and search.
Red Lens Use:
Pre-Plot Routes in Daylight:
Avoid Panic Navigation:
When you are lost at night, every instinct tells you to keep moving faster. Do the opposite. Stop. Pull out your map. Orient it with your compass. Figure out what terrain features are around you. Use resection if you can identify known points. Make a deliberate decision, then move with purpose. Running through the woods at night is how you get hurt and how you fail the course.
Knowing the theory is not enough — you have to practice. These exercises will build the speed and accuracy you need before RAP Week.
Exercise 1: Grid Plotting Drill
Get a 1:50,000 map and protractor. Have someone give you 10 random 8-digit grid coordinates. Plot each one and mark it. Time yourself — you should be able to plot a point in under 60 seconds. Check your work by having the person verify the locations. Repeat until you are consistently accurate and fast.
Exercise 2: Terrain Feature Identification
Look at a section of a 1:50,000 map. For each of the following, find and circle an example on the map:
Quiz yourself: point to a random spot on the map and ask, "What terrain feature am I on?" You should be able to answer immediately by reading the contour lines.
Exercise 3: Point-to-Point Navigation
Go to a wooded area with a map. Plot 4-6 points. Navigate to each using terrain association and compass. Track your pace count. After finding each point (or after a set time limit), check your actual location against where you think you are. This builds the most transferable skill for Ranger School land nav.
Exercise 4: Night Iteration
Repeat Exercise 3 at night with only a red-lens flashlight. Pre-plot routes during daylight. Use handrails and backstops. Practice using your bezel ring. Do this at least 3-4 times before Ranger School — the first time will be rough, but each iteration builds confidence and skill.
Exercise 5: Resection Drill
Go to a location where you can see at least two identifiable features on the map (hilltops, towers, road intersections). Shoot azimuths to each, convert to grid, compute back azimuths, and plot on the map. Your plotted position should be within 100 m of your actual GPS position. Repeat from different locations.
Exercise 6: Timed Full Simulation
Set up a 6-point course in a training area. Give yourself 5 hours. Navigate to all 6 points, carrying your ruck and weapon (or equivalent weight). This is the closest you can get to the real thing. Track which points you found, how long each took, and what mistakes you made. Debrief yourself honestly.
Full Standards & Requirements:
For the complete land navigation standards, grading criteria, and pass/fail requirements, see the Standards page.