On your map, though, you can see the two spots. Place the three remaining fingers below as if you are holding a gun. Enroll in my personalized step-by-step video-based online course. This is a hard and fast guide on how to use your lensatic compass with a map, which is what it was designed for. What are 2 ways to orient a map? Once you know that you're facing north, rotate the compass so that the luminous line is over the 170-degree mark. Its 230 degrees in reference to your position, as you can see. Find the magnetic declination on your map. SPECS dimensions:4.1" x 2.4" x 0.6" |10.4 x 6.2 Read More. Close is good enough in horsehoes, but I'm hoping exact is the standard for artillery fire. Hey, it happens! 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. Magnetic north is now off the coast of Greenland, but true north is at the very top of the world. The angle between true north and magnetic north is declination. A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. Sound complicated? When you have a line location, you know youre on a maps recognizable line (trail, ridge line, etc. Step 2: line the compass up with the map. You can also plot a known compass bearing on the mapthe reverse process. B. You want to know how to use a lensatic compass? The housing lines should be parallel with the maps vertical grid lines. Once you reach your landmark, align yourself again to make sure youre on the right path. Its declination would be written as 14E. The lensatic compass is comprised of different parts compared to a baseplate compass. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. Lets move to the opposite coast of the U.S. Lets say youre in the Adirondacks of New York. Sounds like a lot more than a regular compass, doesnt it? Step 1 Determine the direction of the map of the declination and its value from the declination on the map. What is the preferred method of using a lensatic compass when reading magnetic azimuths. This can be done either by (1) rotating the map the requisite number of degrees east or west or (2) holding the baseplate firmly, rotate the compass housing to the correct number of degrees west or east to account for the declination. He did this for ten days, taking us across numerous waterways and lakes. 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. Want a free ebook on Land Navigation? What's that? Lastly, the reading lens also helps cover the compass and folds out; this is where the term lensatic comes from. Photo: Wikipedia. While some elements of the navigation process are similar to using a baseplate compass, there are also slight differencesincluding how you hold a lensatic compass. Best Overall. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. Place the compass flat on the map with the travel arrow pointed in the general direction of north and one of the base plate's long edges linking your location and your destination; you may need a straight-edge to make the connection, depending on the map's scale and the distance to be covered. It is the bread and butter of navigation and a good habit to get into every time you set off in any given direction. Picture 1: Map Declination. 3. 2. With the thumb loop all the way down under the compass, put the thumb of one hand all the way inside the loop, and place the index finger of that same hand along one side of the compass. Identify your approximate location on your map. Below, we offer a short, straight-talking guide to how its done. Using a little screwdriver or the metal piece that came with your compass lanyard, turn the small screw. To begin, use your compass to locate a peak on Saddle Mountain. Determining a Bearing, or "Shooting an Azimuth", Using Your Compass Sights to "Shoot an Azimuth". Lay the compass down on your map. Shoot the reverse bearing you got with your compass from the top of Saddle Mountain on your map. Just follow these lensatic compass instructions: Open the compass: Let the cover and the base form a 90-degree angle. Now hold your compass horizontally and point the 'direction-of-travel-arrow' towards the landmark. Alex is a qualified Mountain Leader, adventure writer and content creator with an insatiable passion for the mountains. Go to your map. Turn your entire body as a unit until 066 (062 + 004) degrees falls under your compass's fixed black index line. Lensatic compasses are used by the United States military for a reason. To obtain a heading from our map, we may use our compass as a protractor. Orienting, or aligning, the map is really easy with just 3 steps: Lay your map out on a relatively flat, smooth surface. It has its advantages and disadvantages over the orienteering compass. Your map is now aligned to magnetic north. PART 1 Basic Land Navigation. Remember, maps are drafted with north at the top. Holding any compass in a slack and half-a**ed (that's an old military term) manner can cause you to go off in the wrong direction. In my online video land-navigation course, I explain in lecture 20, how to orient a map. My magnetic declination is 4E, so Ill be moving the black arrow outline towards the red hash marks that are going towards E DECL.. Huzzah! Orient you compass with the bearing, and draw the bearing line. There is some technical difference between the two, but for all practical civilian purposes, the words are interchangeable. Plot a line on the map using the mountains rear bearing. You should then be able to roughly work out which way is north, east south or west using your maps gridlines. Holding any compass in a slack and half-a**ed (that's an old military term. 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. When youre on this line and are facing true north, magnetic north lines up perfectly, too. It typically consists of a magnetized needle that is mounted on a pivot and placed inside a circular housing. This is sometimes referred to as putting red in the shed. Here's an example from an older map of the Grand Canyon. In addition to 360 degrees to measure directions in a circle, the military also uses 6,400 mils. PART 1 Basic Land Navigation USING THE MILITARY LENSATIC COMPASS Module 6 Map Information. He has climbed a handful of 6000ers in the Himalayas, 4000ers in the Alps, 14ers in the US, and loves nothing more than a good long-distance wander in the wilderness. My 159-page, fully illustrated book is yours for the asking. Hold your compass in the two-hand hold, steady and level in front of you. 4. Position the eyepiece at a 45-degree angle to the . 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. In this video below,the user walks through the elements of a USGI lensatic compass, and how to properly use one. Related Tags. Fortunately, orienting your map is simple. Turn the map and compass together until the azimuth sighted lies under the Index Line. EMERGENCY PREPAREDNESS & More: A Manual On Food Storage and Survival: 2nd Edition Revised and Updated. You don't want to hold it crooked, cockeyed, or off level. You can, however, see the two points on your map. To orientate the map, rotate both the map and compass together until the red compass needle and the red orientating arrow match up. This webpage may also be used to get current declinations. 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. It's important to hold your compass stable, squarely in front of you, and level. Here at Brunton, we manufacture a variety of different compasses for varying needs in the field. Welcome back to the Land Navigation Manual for the Art of Manliness. Of course, ignore all of this if youre hiking through the Netherlands or Florida, where hills and, by extension, contour lines are somewhat rare. Take that bearing and plot it on the map using the technique explained above. The mils are in black, and are the outer measurements on the ring. The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. This was developed for the Center for Initial Military Training, FT Eustis, Va. ","acceptedAnswer":{"@type":"Answer","text":"A: In order to orient and read a map, you have to have spatial awareness. Step 2. This step comes after aligning our map and compass needle to magnetic north if using a compass that doesnt have a declination adjustment key. On your map, place your compass. When you face true north, magnetic north is going to be left, or west, of you by about 14. So in this installment, well go over the skills you need to do just that. Check to see if the north directional arrow is inline with the arrow/line of the compass. 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. Map and compass skills are essential when navigating the great outdoors, Abrupt topography, like mountain peaks, should be easy to identify thanks to their contours on the map, Magnetic declination guidance on a standard topographical map, Having adjusted the compass housing to correspond with magnetic north, line your compass up with the map's gridlines, Red is in the shed: the compass needle is lined up with the orientating arrow, Ski towns are full: why we cant all just move to the mountains, Berghaus MTN Guide MW Hoody review: a performance mid-layer for the mountains, Rangers warn National Park graffiti could throw hikers off the trail. 4. At that point, leave it out in a spot where it can really dry overnight until you know the internal components are no longer moist. If you have already adjusted your compass for magnetic declination, your map is now oriented and youre good to go. Timetoprepare.net. Method #2. Most people have never heard of them, but soon enough, youre going to be a master at using them. The U.S. military M-1950 lensatic compass shown in this video is still in use today. UK readers, youre in luck. The instructions on this page might make orienting a map seem a highly technical thing. Heres our step-by-step guide to the most straightforward. Youre on that line, so you know where youre standing. Holding the compass up to your face, angle the rear sight so that you can read the compass dial clearly through the lens while peering through the sighting slot and lining your distant target (the water tower, in this case) up with the sighting wire. Announcement: My online Land Navigation course includes four hours of video instruction, and two downloadable PDF books, all for about the same price as a typical paperback book. Line your lensatic compasss base plate up with the maps north-south lines. Brett May 23, 2016 Last updated: June 2, 2021. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. Housing lines should be parallel to the vertical grid lines on the map. We just dont know where exactly. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. SEE IT. 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. Orienting your map means aligning it so that north on the map corresponds to north in the terrain and the maps topography correlates to the real-world topography in front of you. . Standard compasses use floating dials, but lensatic compasses use a damping mechanism powered by electromagnetic induction. ENROLL NOW. More or less, where the second line meets the first is where you are on the map. A power point class to Orient a Map Using a Lensatic Compass or $0.99 - Purchase Checkout Added to cart or $4.99 - Monthly Subscription Checkout Added to cart Billed once per month until cancelled or $14.99 - Annual Subscription Checkout Added to cart Billed once per year until cancelled or $9.99 - Protected: VIP Subscription Checkout Added to cart Billed once per year until cancelled . Shoot a bearing with your compass at the peak of Saddle Mountain. Looking at the map is an easy way of finding which direction north or east are relative to your current position. Take your compass and turn the compass housing (bezel) until the red orientating arrow is in line with the direction of travel arrow. Its a subtle difference, but its a roundabout way of saying lensatic compasses are less prone to interference than others. These other objects can interfere with compasses, and no matter how miniscule the differences may seem, it can leave an impact. As magnetic north changes depending on where you are in the world, you have to ensure you adjust your compass accordingly. Determine the correct magnetic azimuth to the designated point within 3 degrees using the compass-to-cheek method, or within 10 degrees using the center-hold method. Well adjust it to account for the declination of our compass. Draw a line towards the roadway youre on using the side of your compass. Great article! We earn a commission if you click this link and make a purchase at no additional cost to you. 1. If you want to navigate and explore like a Navy SEAL, its high time you learn how to use one of these stellar compasses. The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. You cant shoot a bearing on the end point in your terrain since you cant see it. Assume youre going on a short trek from one location to another. slide 1 to 3 of 3. Magnetic north would be around 14 degrees to your right, or east. A map and compass are useless unless you know how to use them properly. But lets say youre in the Muir Woods near San Francisco and youre facing true north. Youre in the right place! Read the number at the index line. how to orient a map using a lensatic compass; how to orient a map in military; orient a map using a lensatic compass powerpoint You have your point location when you know precisely where you are in reference to your map. relation to a map. 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. The plotted line cuts through Mt. Youll notice the north/south symbol on a corner of your map with a straight 90 line going up. From point A to point B, thats your bearing. Because my magnetic declination is 4E, Ill move the black arrow outline to the red hash marks next to E DECL.. Hold the compass with your thumb fully in the thumb ring, and your index finger wrapped around and gripping the circular part of the underneath of the compass's base. We'll start from the beginning, and go through everything you need to know to find your way over the terrain. Its not an issue. ? Isnt that a little black arrow outline? Then turn the map until the position of the landmarks on the map corresponds to the real-world features in the terrain, then cross-check your position with additional features to ensure you have oriented correctly. Though GPS and smartphonesare reliable, its still vital to carry a compass, and know how to use it, as a backup or lifesaving form of navigation. Get my Land Navigation coursehere. Now that were putting compass to map, we need to adjust for it so that we can accurately orient and navigate. Adjust the compass bezel so that north on the compass corresponds to north on the map. durability, and its hyper-accuracy in land. First, use your compass to get a bearing on a peak of Saddle Mountain. Positioned the cover of the compass toward the top of the map. 1. Save my name, email, and website in this browser for the next time I comment. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Point position. Thank you for signing up to Advnture. Compass adjusted for declination. Place map on flat surface (not metal) 2. But heres where things get tricky: the angle of declination changes depending where you are on the earth. ","acceptedAnswer":{"@type":"Answer","text":"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. To avoid that problem, lets adjust our compass to take declination into account. We just dont know where we are. 1. Yeah, book is the most effective tool that can be made use of for affecting your life. 3. Take your compass and line up the edges with the north-south gridlines on your map. Large Ball Compass - Easy to read ball compass shows two readings. Turn the map and compass together until the red needle is pointing north. At this point, your map is almost oriented. A map so lined up is easier to interpret and follow than a map spread out haphazardly. As a result, its declination would be 14 degrees west. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. You want to go cross country directly to Devil's Wash Basin, a deep and beautiful lake you've heard a lot about. Find two or three easily identifiable features or landmarks on your map and then try to identify them in the terrain, or vice-versa. There is no declination, and you do not need to adjust your compass. As previously stated, orientating your map using visual features is only as good as the visibility on any given day. 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. Required fields are marked *. When you point your compass towards true north, the needle will point a bit to the west. Now were going to find out where exactly we are on that line. orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . True north is represented by a star. To use the terrain to orient a map, you must be familiar with symbols used on the map. 2. As a result, your real bearing is 166. US $10.58 orient yourself to a map and follow a course over land The lensatic compass is used to set course bearings Instructions for Lensatic compass Open the lensatic compass so that the cover is at a 90 degree angle and the lens bracket is at a 30 degree angle to the case Lensatic Compass. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). With the thumb loop all the way down under the compass, put the thumb of one hand all the way inside the loop, and place the index finger of that same hand along one side of the compass. PART 1 Basic Land Navigation Module 6 Map Information WARNING This presentation is intended as a quick summary, and not a comprehensive resource. Want to start taking action on the content you read on AoM? Orient a map using a lensatic compass This is also known as triangulation. A compass needle aligns with the magnetic fields in the Earth, which is what it uses to help you find true north. 2. Welcome back to the Art of ManlinessLand Navigation Manual. This is commonly known as puttingthe red in the shed. In this situation, you can use your compass to work out which direction magnetic north is and orientate from there. Youll line up your needle with the tape arrow instead of the arrow on your compass. 3. What wildlife can you see at Yellowstone National Park? Boom. Place the compass on the map with one long edge of the baseplate running between the two points of interest. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. In the daytime, you'll normally find something in the distance on your azimuth and walk to it, so you don't have to keep staring at the compass. We know were someplace south of Saddle Mountain on HW 115. Make sure the degrees of the dial are readable. 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. The easiest way to orientate a map is to relate the features in front of you to the features on the map. In Part I, we covered how to properly use a compass, how to shootyour bearings, and the best map for navigating: the topo map. 4. Keep doing this until you get to where you want to go. How to Pack a Backpack Are You Doing it Right? Assume youre southeast of Saddle Mountain and northeast of a few of lesser peaks. Make sure the travel direction arrow is pointed in the direction you want to go. Timetoprepare.net is a participant in the Amazon Services LLC Associates Program and Other Programs, an affiliate advertising programs designed to provide a means for sites to earn advertising fees by advertising and linking to the Partners. For sighting purposes, we recommend using the compass-to-cheek method for better accuracy. 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). To use this method (a) Open the cover to a 90-degree angle to the base. 4. Read the azimuth: Lastly, ensuring the dial is floating, look down on it and read the azimuth. Now its time to store your compass. Come on in and save lots of money! The red end of the needle must be pointing to the top of the map. The skill allows users to find north with ease, which is crucial for navigation. Advnture is part of Future US Inc, an international media group and leading digital publisher. In this case, it 15 degrees positive (east). Lets pretend youre on a hike. The following 30-minute U.S. Army training video from 1966 shows how to find your direction, orientation, and location with a mil-spec lensatic compass. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. 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 . Look at your map, or use a website to see your local areas declination. Plot a line on the map from Saddle Mountain at 130. Now hold the compass on the map and rotate yourself and the map/compass together until the orienting arrow and the compass needle are aligned to magnetic north. To make sure you receive a correct bearing, youll have to perform some arithmetic with all of your bearings. On the other hand, wrap the fingers around the three fingers below the compass. Thats 130 degrees. A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. Program, Strengthen Your Tribe: A Report on the Atomic Athlete Vanguard, The Best Riddles for Kids (With Answers! Were going to figure out where we are on that line now. Above: For this example in the Grand Canyon, grid north ("GN") differs from true . Well say the declination value is 10 degrees. If your local declination is east of the agonic line, youll need to add the declination to your compass bearing; if its west of the agonic line, youll need to remove the declination from your compass bearing. Positioned the cover of the compass toward the top of the map. The fact that they glow in the dark (especially, if they're the tritium kind which will glow for years without having to be exposed to light) means you can use your compass without a light for night navigation. The first step is to always take a compass bearing. You can use this feature to set your compass in the dark. But heres the catch: depending on where you are on the planet, the angle of declination varies. Next, ensure youre happy with your judgment by matching other physical features in the landscape to the map, such as crags, glaciers, waterfalls, lakes and rivers. You learn that it has a 176 bearing. If youre in the Adirondacks, youll want to add 14 so your true bearing would be 194. Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. Reserve! navigation and combat. Making sure you don't move to change directions, turn the glass compass housing until the short luminous line is directly lined up with the luminous magnetic arrow. We may use the map to identify any landmark we observe in our landscape once we know our point location. 4. How can you get your point position then? This was developed. Its a bit tricky, but once you get the hang of it, youre solid. Orient the map to the terrain. Your compass is now set. Note that we will be moving and adjusting the compass on the map. 2. Look directly down on the top (smaller card) of compass to view general orientation cardinal points. Visit our corporate site (opens in new tab). The map is now oriented to the terrain. Basically, in areas west of the agonic line, the compass needle will point somewhere to the east of true north; in areas east of the agonic line, the compass needle will point somewhere west of true north. 3. Let's have a look at the sources that constantly give favorable points. Map Reading and Land Navigation: FM 3-25.26. The back bearing is 50. Suunto M-3 Compass. Step 1 Orient the map. You look out into the distance and you see another mountain peak, but you dont know the name of it. 2. Youll want to stick to areas that are cool and dry, and dont offer any immediate threats to technological devices. What if you dont have access to a compass that can compensate for declination? When this happens, its time to orientate using a compass. What happens if you dont adjust your compass for declination? Hold the compass steady and level, and up to your face. Ethan Allan thats the peak you saw. Identify where you are on the map and place the compass edge over this location. 3. Keep it in a case, or wrapped up in a thick cloth to prevent those damages.
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