Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. Your map is now aligned to magnetic north. If the local declination is positive, subtract the declination amount from the bearing you just derived. A lightweight, well-engineered orienteering compass from the Finnish company that helped set the gold standard in navigation. . Imagine that you want to hold it as if it were firmly mounted in that position. Find two or three easily identifiable features or landmarks on your map and then try to identify them in the terrain, or vice-versa. Were ready to start orienting ourselves now that our compass has been corrected for local declination. orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . Line up your map with what you see around you. The floating dial is used to determine the direction in which you are pointing your compass. Hold your compass in the two-hand hold, steady and level in front of you. Huzzah! Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map."}}]}. We just dont know where we are. We know were someplace south of Saddle Mountain on HW 115. At this point, your map is almost oriented. Place the compass on the map with one long edge of the baseplate running between the two points of interest. $8.77. Travel to that landmark. The needle on your compass dial will always be pointing north, so when placing the compass on the map, the needle on the compass should match the map's north in order to orient yourself. For this task, the lensatic compass really shines. Pencarian Terakhir Elcenter Course Zindagi Ban Gy Ho Tum (1) Compass-to-cheek method (figure C-21). Related Tags. As previously stated, orientating your map using visual features is only as good as the visibility on any given day. 3. Weve compiled a detailed guide on how to adjust for magnetic declination, but at its most basic level it goes like this: Your map should state what the magnetic declination is in degrees for the region you are in. Take a bearing to a visible landmark using your compass. Hand placement: Insert your thumb through the thumb loop and the index finger along the compass. Your email address will not be published. Before we can start actually navigating, which well get to in Part IIIof this series, we still need to learnwhere we are in relation to our maphow to orient ourselves. But heres where things get tricky: the angle of declination changes depending where you are on the earth. Rotate the compass dial until north on the compass ring lines up with north on the map. Step 3 Use one of two techniques to orientate the map. Home / Educational Resources / Math Resources / Compass: Definitions and Examples. Turn the map and compass together until the red needle is pointing north. A: You can use the arrow keys, or you can hold down shift and move in any direction to rotate a map around its axis. (Be sure you understand magnetic declination. 1. Holding any compass in a slack and half-a**ed (that's an old military term. Close is good enough in horsehoes, but I'm hoping exact is the standard for artillery fire. PART 1 Basic Land Navigation USING THE MILITARY LENSATIC COMPASS Module 6 Map Information. Lets break down the individual parts of a lensatic compass so you can understand every element behind how it works. west is 270). Its not as easy to get lost on land without a map and compass. We just dont know where exactly. ), but youre not sure where. 5. You cant shoot a bearing on the end point in your terrain since you cant see it. Position in the area. A Beginners Guide. Line it up with that. Module 1 Lensatic Compass. Find out more atwww.alexfoxfield.com (opens in new tab). Identify where you are on the map and place the compass edge over this location. USING A COMPASS Magnetic azimuths are determined with the use of magnetic instruments, such as lensatic and M2 compasses. Battle tested - shock, water, sand proof, and. Step 1 Determine the direction of the map of the declination and its value from the declination on the map. EMERGENCY PREPAREDNESS & More: A Manual On Food Storage and Survival: 2nd Edition Revised and Updated. Most lensatic compasses are designed to withstand moisture to a certain extent, but nobody makes them perfect. Half the activity of their sport is keeping their map oriented so they can navigate faster and with more accuracy. pointsnorth, east, south, and westbut some are marked additionally with the. Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. ), you just dont know exactly where. Look at which way the red needle is pointing. Corrected the orientations of the map when the G-M angle exceeded 3 degrees (50 mils) using one of the following: a. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. 2. 3. Your email address will not be published. To get among the sources, you can discover the fascinating point to acquire. My 159-page, fully illustrated book is yours for the asking. Declination is the angle formed by true north and magnetic north. Some of the best land navigators around are orienteers--those who participate in the cross-country running/map reading sport of orienteering. 1. To use this method (a) Open the cover to a 90-degree angle to the base. Now, rotate the map and compass baseplatetogetheruntil the compass needle is boxed in the red orienting arrow (or direction-of-travel lines) on the compass. 2. The U.S. military M-1950 lensatic compass shown in this video is still in use today. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. All you have to do now is take a bearing towards the unnamed mountain. Youll want to stick to areas that are cool and dry, and dont offer any immediate threats to technological devices. There is nothing better than being at the heart of your navigation as a prepper, and truly knowing where youre headed without the need for technological input. There was a problem. 8; Page 11 G. LOCATING POSITION USING INTERSECTION 1. Experience is the best way to learn and wed highly recommend booking a navigation course to really hone your skills. How to Pack a Backpack Are You Doing it Right? {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you orient and read a map? Turn the little screw using a small screwdriver or the little metal piece that comes with your compass lanyard. At night, however, or in other periods of limited visibility (fog, blizzard, etc) keeping these two luminous bits lined up will be your only remedy. The method is to align the edge of the compass along the Magnetic North (MN) line, and then move the map and compass together until the compass needle points north. Brett May 23, 2016 Last updated: June 2, 2021. 2. We only recommend products we genuinely like, and purchases made through our links support our mission and the free content we publish here on AoM. What wildlife can you see at Yellowstone National Park? What's that? This visualization has been approved for public release.Storyboard developed from the STP 21-1 Soldier's Manual of Common Tasks Warrior Skills Level 1, September 2017Approved by the Center for Initial Military Training (CIMT) G-3/5/7, Initial Entry Training, Fort Eustis Virginia. Sometimes limited visibility means terrain features may not be visible. He climbs when he should be writing, writes when he should be sleeping, has fun always. Step 3: Find a path that leads to the horizon. Open the cover completely and pull back the rear sight. Method #2. 3. Come to think of it, I dont even know if he had a compass. Place your map on a horizontal surface and then place the compass on the map so that the orienting arrow points to true north on the map. You want to line up your view so the direction of travel arrow is straight ahead. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); MyOpenCountry is a participant in the Amazon Services LLC Associates Program. ), Set Your Compass for Your Intended Azimuth. Place compass on top of map. To prevent this issue, well tweak our compass to account for declination. Well, that is, unless you're doing something silly like holding the compass backwards. If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. Now repeat step 3 above and youre good to go. From this diagram, we can see that our compass would point to magnetic north a little over 13 degrees to the right of "straight up" on the map (grid north). Check to see if the north directional arrow is inline with the arrow/line of the compass. Shoot a bearing with your compass at the peak of Saddle Mountain. Title: USING THE MILITARY LENSATIC COMPASS 1 USING THE MILITARY LENSATIC COMPASS PART 2 Intermediate Land Navigation Module 14 Travel Distance Estimation 2 . Ethan Allan thats the peak you saw. Orient you compass with the bearing, and draw the bearing line. Put your compass on your map. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. Hold the compass steady and level, and up to your face. Turn the compass dial so that the bearing intersects the index line (2). Survival Compass, Military Compass Hiking, Orienteering Lensatic Compass, Waterproof Navigation Compasses, Survival Emergency Luminous Sighting Compass. Photo: Wikipedia. A compass needle aligns with the magnetic fields in the Earth, which is what it uses to help you find true north. Make sure the travel direction arrow is pointed in the direction you want to go. Dont worry that your red orientating arrow doesnt point exactly map north. Then tilt the mirror until you can see straight down into the bezel. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. Point position. Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. Heres our step-by-step guide to the most straightforward. Draw a line on the map at 130 degrees from Saddle Mountain. 3. 1. Position the eyepiece at a 45-degree angle to the . If youre in the Adirondacks, add 14 degrees to get a correct bearing of 194 degrees. Ymiko Compass Survival,Compass For Kids,Compass Hiking Durable Shockproof Waterproof Brass Camping Tools For Navigation Outdoor. Declination was taken into account while adjusting the compass. 3. Turn the bezel on your compass so that north on the compass points to north on the map. Using your location as a pivot, rotate the compass until north on the bezel is pointing to the top of the map and the compass housing orienting lines are parallel with the maps vertical grid lines. Because this method of orienting your map requires having visuals on features or landmarks in the terrain, good visibility is a must. Plot a line on the map using the mountains rear bearing. So, don't sweat too much the minute details of getting your map finely oriented to the last degree with your compass. This step comes after aligning our map and compass needle to magnetic north if using a compass that doesnt have a declination adjustment key. Where the line intersects with the highway is where you are on the map. Step 1. So, if you know where you are on the map, look ahead and see what features you can see. Module 11 Plotting Position Coordinates exact positioning, used to communicate to others with a Place map on flat surface (not metal) 2. To figure out precisely where you are on the map, you simply need one more piece of information. Lets return to Muir Woods as an example. The variation between magnetic north and true north is currently so minor that this can generally be ignored. 5. Using the Centerhold Technique. This is because it is prepped to point instead to magnetic north once it's lined up with your compass needle. Future US, Inc. Full 7th Floor, 130 West 42nd Street, When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. You see that its 310 in relation to you. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. (2) Keep the compass aligned as directed above while . You should then be able to roughly work out which way is north, east south or west using your maps gridlines. True north is at the very top of the earth, while magnetic north is currently off the coast of Greenland. No declination exists and you dont have to adjust your compass. 3. Before we do that, lets dig a bit deeper into declination. All Rights Reserved. We may use the map to identify any landmark we observe in our landscape once we know our point location. Where can these symbols be found. Take your compass and turn the compass housing (bezel) until the red orientating arrow is in line with the direction of travel arrow. The Lensatic compass also has a large number of drawbacks, including the use of a large case that can make this a cumbersome and heavy option. The first step of orienting with our map and compass is to make sure north on the map lines up with north in our terrain. First, use your compass to get a bearing on a peak of Saddle Mountain. Start spinning the bezel slowly until the 'magnetized needle' is aligned with the 'orienting arrow.'. Determine your position on the map and set the compass edge over it. 3.Rotate the map and compass until the directions of the declination diagram formed by the black index line and the compass needle match the direction shown in the . There are so many different kinds of compasses, it can be hard to keep up. Well, that is, unless you're doing something silly like holding the compass backwards. Step 2. Looking at the map is an easy way of finding which direction north or east are relative to your current position. So, if youre in Muir Woods and your compass has a bearing of 180, youll want to subtract 14. For instance, line up roads, mountains, water towersany terrain features that stand out enough to make orienting the map possible. Whenever the luminous magnetic arrow lines up with the luminous short line, you're following your intended azimuth. You should be able to turn the map so that if you were to imagine jumping into it, the features would lie in the same direction both on the map and in your surroundings.