how to orient a map using a lensatic compass

Last update on 2023-03-04 / Affiliate links / Images from Amazon Product Advertising API. This video shows how to orient a map with a compass and briefly discusses magnetic declination. Youre somewhere on that line, so you know have a line position. Please refresh the page and try again. Center-hold. But not to you, I trust. You can look through a small window of the top (thats the lens), and navigate smoothly from there. You can use this feature to set your compass in the dark. If the local declination is negative, add the declination amount . How to use the Lunatic Compass Map Orientation by compass Magnetic Azimuth A magnetic azimuth of any object is the compass reading of a direct line across the center of the compass to the object. . functional from -50F to 150F. Oriented the map. 3 . In Part I, we covered how to properly use a compass, how to shootyour bearings, and the best map for navigating: the topo map. You need to know where youre going before toying with the compass. 2. However, we should be able to figure it out rather quickly. The red end of the needle must be pointing to the top of the map. This is because it is prepped to point instead to magnetic north once its lined up with your compass needle. With your bezel ring set, stand at your starting point and . Plotting a bearing on a map using a round lensatic compass - MapTools Alex is a qualified Mountain Leader, adventure writer and content creator with an insatiable passion for the mountains. This was developed for the Center for Initial Military Training, FT Eustis, Va. Place the fully opened lensatic compass on the map with How to Use a Compass and Map - My Open Country The keys to successfully navigating the wilderness are being able to determine your position, know where youre going and understand how terrain affects your movement abilities. The how to orient a map using a compass is a skill that can be used in the outdoors. Now it's time to take out the map. 8; Page 11 G. LOCATING POSITION USING INTERSECTION 1. Corrected the orientations of the map when the G-M angle exceeded 3 degrees (50 mils) using one of the following: a. The compass baseplates edge is now pointed in the direction of the visible landmark you used to get your bearing. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. What's that? References required related fm 3 2526 land navigation Read the azimuth: Lastly, ensuring the dial is floating, look down on it and read the azimuth. How to use a compass and map: a simple guide | Atlas & Boots Old-School Navigation: How to Use a Map and Compass Were going to move that to take into account declination on our compass. 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 . Pros . Step One: Take a Compass Bearing on the Ground. 4. 2. So, if youre at Muir Woods and your compass reads 180 degrees, subtract 14 degrees. Your action from here depends on the value and direction of your declinationeast or west. When orienting a map, our aim is to position it so that the north-south grid lines on the map (eastings) are aligned north-south. Youll line up your needle with the tape arrow instead of the arrow on your compass. Then, slide your compass around so that its edge passes through the landmark on the map, while the orienting arrow continues to point north. Suunto M-3 Compass. This straightforward video shows both approaches to using a compass to orientate a map: All the latest inspiration, tips and guides to help you plan your next Advnture! 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. Once you know that you're facing north, rotate the compass so that the luminous line is over the 170-degree mark. Learn to navigate using a topographic map and a compass. Orienting the Map with an Orienteering Compass. Now $7.56. Lets move to the opposite coast of the U.S. Lets say youre in the Adirondacks of New York. Once you are physically at your starting location, it's time to put your compass to good use. Ensure that the compass bezel is set to 0 degrees i.e. But heres the catch: depending on where you are on the planet, the angle of declination varies. 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 map's vertical grid lines. The instances navigation needs to be most spot-on are when visibility is compromised. We earn a commission if you click this link and make a purchase at no additional cost to you. Looking at the map is an easy way of finding which direction north or east are relative to your current position. This step comes after aligning our map and compass needle to magnetic north if using a compass that doesnt have a declination adjustment key. Photo: Wikipedia. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. It's important to hold your compass stable, squarely in front of you, and level. Want to start taking action on the content you read on AoM? Set Up Your Compass Faster & More Accurately With A Map Protractor Your cheek should be resting on the base of your thumb. Fortunately, orienting your map is simple. 2. How to Use a Lensatic Military Compass - Beginners Tutorial Fill in the empty areas; concerned parties names, places of residence and phone numbers etc. Compass (For Dummies) Beginner guide to map and compass - Survival Saturday Ep. Navigation has taken on many forms over the years. You get the picture. Assume youre going on a short trek from one location to another. How can you get your point position then? Using the side of your compass, draw a line towards the highway that youre on. Make a mark with your pencil at the notch on the end furthest from the sighting wire. Your action from here depends on the value and direction of your declinationeast or west. Open the compass all the way so that the cover locks into position against the base, forming a straightedge along the left side. The term "lensatic" comes from the fact that there is a lens on the rear side of the compass that aids in the orienteering process. Double-check by making sure the map title or legend text is the correct way up, or find the maps north arrow. The rear bearing is at a 50-degree angle. Your email address will not be published. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. Sometimes limited visibility means terrain features may not be visible. Hold the compass steady and level, and up to your face. You can figure this out with a little compass work. Some of the components' terms are used in the explanations below. Turn the compass dial so that the bearing intersects the index line (2). 1. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). Triangulate your position. Go to your map. There was a problem. You look out into the distance and you see another mountain peak, but you dont know the name of it. Want a free ebook on Land Navigation? In this video below,the user walks through the elements of a USGI lensatic compass, and how to properly use one. Set your compass dial to 000 degrees. Make an "L" shape with the index finger and thumb of your other hand. 4. Want a free ebook on Land Navigation? Start with contour features, such as what the ground is doing in front of you and around you, what happens to the terrain in the middle distance and then whats going on in terms of distant mountain peaks, ridges, hills and escarpments. On the map, you are where the line connects with the highway. Hey, it happens! You should notice that the direction of travel arrow should be pointing at the top of the map, and the black orienteering lines should also be parallel to the north-south gridlines on the map. If you take just one thing from this guide, let it be the appreciation that contours are the most important navigational feature on the map, especially where hills and mountains are concerned. 3. Learn Land Navigation Now. I guess the military needs the extra accuracy now and then say, for example, to precisely place artillery fire. Youre in the right place! 3. How Should I Set My GPS and Compass? He is currently working towards qualifying as a Mountaineering and Climbing Instructor and International Mountain Leader. Knowing how to orientate a map is just one facet of the wider skill of knowing how to read a map. Make an "L" shape with the index finger and thumb of your other hand. When you purchase through links on our site, we may earn an affiliate commission. 2. Module 11 Plotting Position Coordinates exact positioning, used to communicate to others with a Using the approach described above, plot that bearing on the map. We'll start from the beginning, and go through everything you need to know to find your way over the terrain. slide 1 to 3 of 3. If youre in the Adirondacks, youll want to add 14 so your true bearing would be 194. When you point your compass towards true north, the needle will point slightly east. Land Navigation: How to Orient With a Map & Compass - The Art of Manliness Rotate the compass dial until north on the compass ring lines up with north on the map. You learn that it has a 176 bearing. 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). west is 270). (Be sure you understand magnetic declination. 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. Align the map so that the top of the map is parallel with the direction north based on the compass. We guide you on how to orientate a map with or without your compass so that you can navigate your way through the backcountry. 1. 3. Your map is now aligned to magnetic north. A lensatic compass is often referred to as a military compass, and is typically used by the U.S. Military. Identify where you are on the map and place the compass edge over this location. However, imagine youre in Muir Woods in San Francisco, facing true north. OEC G&V. Download. Hand placement: Insert your thumb through the thumb loop and the index finger along the compass. 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. What happens if you dont adjust your compass for declination? Place the thumb of the other hand between the rear sight and the bezel ring; extend the index finger along the remaining side of the compass, and the remaining fingers around the fingers of the other hand. Step 2: Line up your lensatic compass with the North Star and make sure the index mark is on the star. If the contour interval is 10 meters, then what is the change in elevation of each intermediate contour . How To Use a Compass with a USGS Topographic Map The first step in orienting ourselves with our map and compass is to double-check that north on the map corresponds to north in our landscape. If you want to navigate and explore like a Navy SEAL, its high time you learn how to use one of these stellar compasses. When your compass cant adjust for declination, you may make your own declination arrow out of masking tape and attach it below your compass under the right declination degree hash (This will only work if your compass has a clear base). The U.S. military M-1950 lensatic compass shown in this video is still in use today. Take your compass and turn the compass housing (bezel) until the red orientating arrow is in line with the direction of travel arrow. How to Orient a Map - land navigation So your true bearing would be 166. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. Place compass on top of map. Lay your compass on the map and line up its edge with a known landmark. Plot a line on the map using the back bearing from that mountain. Take a bearing to a visible landmark using your compass. Put that hand up to the compass, steadying the compass by placing your index finger along the compass's side, and wrapping your thumb between the bezel ring and the rear sight. You see that its 310 in relation to you. c. There are two methods of holding the lensatic compass and sighting. One disadvantage is, unlike the orienteering compass, it's not easy to make it double as a protractor, meaning you'll have to carry a protractor with you. Save my name, email, and website in this browser for the next time I comment. Orient the map to the terrain. Step 1: Find the North Star. 3. Lets go to the other side of the country. This may arise when you don't know your current position but have taken a back bearing from a visible landmark (1) you can identify on the map. Hold your compass in the two-hand hold, steady and level in front of you. 4. Most lensatic compasses are designed to withstand moisture to a certain extent, but nobody makes them perfect. It typically consists of a magnetized needle that is mounted on a pivot and placed inside a circular housing. Put the compass anywhere on top of the map. Travel to that landmark. Flip your compass upside down. SMCT: Orient a Map Using a Lensatic Compass - YouTube A lensatic compass is just one of the many navigational tools we have built. PART 1 Basic Land Navigation USING THE MILITARY LENSATIC COMPASS Module 6 Map Information. Without getting over-complicated, a standard compass is different from a lensatic compass. You cant shoot a bearing on the end point in your terrain since you cant see it. Lets return to Muir Woods as an example. Fill & Sign Online, Print, Email, Fax, or Download that it is pointing towards the top of the map. It will be clearer why we need to compensate for declination in the first place. Conversely, the black end of the compass needle should be pointing south. Mt. A visualization depicting the Soldier's Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). and compass together is to orient the map towards north simply align the map merid, figure 10b while keeping compass edge on landmark pivot compass until magnetized needle is centered within orienting arrow plot bearing on map by drawing line from landmark using the edge of the compass figure 10c 1 how a compass works your compass is a . navigation and combat. Get the free how to use a lensatic compass pdf form - pdfFiller A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. Before we do that, lets take a closer look at declination. This is sometimes referred to as putting red in the shed. Its one of the most versatile navigation tools we have available today. You have your point location when you know precisely where you are in reference to your map. Plot a line on the map using the mountains rear bearing. In your case, however, your declination is 004 degrees West, meaning you'll have to add 004 degrees before you set your compass. Orient you compass with the bearing, and draw the bearing line. 2. When you face true north, magnetic north is going to be left, or west, of you by about 14. Orient a map using a lensatic compass by Aaron Laforteza - Prezi Map Reading and Land Navigation: FM 3-25.26. Regardless, let's break it down into several steps: Open the compass cover at a 90-degree angle and then set the lens bracket at a 30-degree angle. 1. You notice another mountain peak out in the distance, but you dont know what its called. Place the compass on the map with one long edge of the baseplate running between the two points of interest. Nothing is permanent and contours are more permanent than pretty much everything else on a map. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. 3. Hold the compass at eye level and point it at the object. The fundamentals of using a map and compass to find your way around. Note: This procedure places the fixed black index line of the compass parallel to north-south grid lines of the map. Any kinds of magnets whatsoever. Oncein pre-GPS dayswhile on a canoe trip through the chain of lakes in Canadas Quetico Provincial park, our professional guide expertly got us through about 100 miles of wilderness, without ever using a compass. When you point your compass towards true north, your compass needle is going to point a little to the west. The easiest way to orientate a map is to relate the features in front of you to the features on the map. Remember, maps are drafted with north at the top. So in this episode, well go through the abilities youll need. The back bearing is 50. 3. Turn your compass on its side. Because most of the components are housed in a casing, moisture can wreak havoc once its in there. Enroll in my personalized step-by-step video-based online course. Kieran James Cunningham is a climber, mountaineer, and author who divides his time between the Italian Alps, the US, and his native Scotland. Yeah, book is the most effective tool that can be made use of for affecting your life. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); What is a Lensatic Compass and How to Use Them? First, use your compass to get a bearing on a peak of Saddle Mountain. Through his hiking, mountaineering, climbing and trail running adventures, Alex aims to inspire others to get outdoors. For instance, line up roads, mountains, water towersany terrain features that stand out enough to make orienting the map possible. How To Use A Compass: The Ultimate Guide To Navigation By Ethan Shaw Orient a map using a lensatic compass by Jessica Lanier With the map in a horizontal position, take the straightedge on the left side of the compass and place it alongside the north-south grid line with the cover of the compass pointing toward the top . Youll want to rotate it till the black arrow outline matches the 4E hash mark. A lightweight, well-engineered orienteering compass from the Finnish company that helped set the gold standard in navigation. On your map, place your compass. Looking at the photo below, let's say you're at the north end of Sheeler Lake, where the penciled X is. Keep doing this until you get to where you want to go. Method #2. Well say the declination value is 10 degrees. 3. Using the Centerhold Technique. Wrap your middle, ring and pinky finger around your thumb for support. Welcome back to the Art of ManlinessLand Navigation Manual. To use your lensatic compass to find the direction of your intended azimuth (which you probably got from your map, using your protractor): 1. Here at Brunton, we manufacture a variety of different compasses for varying needs in the field. Line up your map with what you see around you. How to Use a Compass to Get Your Bearings. Once you are physically at your starting location, its time to put your compass to good use. With our compass adjusted for local declination, were now ready to start orienting ourselves. When we dont have our point position, we have to use less exact forms of orientation based on line or area position to find it: Line Position. 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. 2. Lensatic compasses are used by the United States military for a reason. Turn your declination-adjusted compass dial so due North is at the index pointer. Line your orienteering compass's base plate up with the map's north-south lines. When this happens, its time to orientate using a compass. Doing that with a lensatic compass is much like doing that with any other compass. Turn the little screw using a small screwdriver or the little metal piece that comes with your compass lanyard. The bezel clicks as it moves--three degrees for every click. Take your compass and line up the edges with the north-south gridlines on your map. Position in the area. You want to find your position using the technique of partial resection, so you need to know that tower's bearing with a high degree of accuracy. 2. More or less, where the second line meets the first is where you are on the map. (2) Keep the compass aligned as directed above while . 5. The big idea normally is to have your map more or less line up with the terrain so you can make sense of where things are around you. What if youre not on a trail, but you just know the general area youre in? True north and magnetic north are not the same, as stated in Part I. How to Use a Compass: Compass & Map Navigation Guide - Task & Purpose

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