Copyright 2013-2019 Collingwood Publications LLC, Some of the best land navigators around are orienteers--those who participate in the cross-country running/map reading sport of orienteering. 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. When we know our point position, we can identify any landmark that we see in our terrain by using the map. Heres how it works. We know were someplace south of Saddle Mountain on HW 115. To get among the sources, you can discover the fascinating point to acquire. This way you can see the object and the bezel at the same time. Read the number at the index line. Close is good enough in horsehoes, but I'm hoping exact is the standard for artillery fire. My 159-page, fully illustrated book is yours for the asking. The variation between magnetic north and true north is currently so minor that this can generally be ignored. 1. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. 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. Magnetic North is 15 East. Your cheek should be resting on the base of your thumb. Its not an issue. You should then be able to roughly work out which way is north, east south or west using your maps gridlines. Open the cover completely and pull back the rear sight. Step 3 Use one of two techniques to orientate the map. ), Set Your Compass for Your Intended Azimuth. $7.20. 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. 6. All Rights Reserved. As a result, its declination would be 14 degrees west. As we can see, the area Im in has a declination of 4E. As magnetic north changes depending on where you are in the world, you have to ensure you adjust your compass accordingly. Step 3: Find a path that leads to the horizon. The skill allows users to find north with ease, which is crucial for navigation. Now $7.56. My magnetic declination is 4E, so Ill be moving the black arrow outline towards the red hash marks that are going towards E DECL.. The housing is marked with cardinal points, typically north, south, east, and west, which . Well, youre going to have to do some math with all your bearings to make sure you get a true bearing. For this example, were going to go to the Wichita Mountains Wildlife Refuge in Oklahoma. Using the side of your compass, draw a line towards the highway that youre on. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. Youll notice the north/south symbol on a corner of your map with a straight 90 line going up. Step 1: Find the North Star. Hey, it happens! Determine your position on the map and set the compass edge over it. If you want to navigate and explore like a Navy SEAL, its high time you learn how to use one of these stellar compasses. Compass (For Dummies) Beginner guide to map and compass - Survival Saturday Ep. Experience is the best way to learn and wed highly recommend booking a navigation course to really hone your skills. To orient the map, first: Line up the edge of the compass with the edge of the map, or. Check the index line to find out the bearing you just have taken. Of course, ignore all of this if youre hiking through the Netherlands or Florida, where hills and, by extension, contour lines are somewhat rare. So, don't sweat too much the minute details of getting your map finely oriented to the last degree with your compass. There are so many different kinds of compasses, it can be hard to keep up. 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. pointsnorth, east, south, and westbut some are marked additionally with the. You need to know where youre going before toying with the compass. north. Lensatic compasses aremade upof three parts: cover, base, and reading lens. 3. SMCT Orient a Map Using a Lensatic Compass. Oriented the map. You learn that it has a 176 bearing. Your action from here depends on the value and direction of your declinationeast or west. You can use it to find your bearings in any direction you need to go. Youve got your trusty compass and a map of the area, but you dont know exactly where you are in relation to the map. Youre somewhere on that line, so you know have a line position. If we dont account for declination and use our map to acquire directions to our destination, well be wrong by 14 or more when we start walking. Look at which way the red needle is pointing. The easiest way to orientate a map is to relate the features in front of you to the features on the map. Now, hold the compass level and squarely in front of you. . Make sure your map is aligned with magnetic north (see above). So, if youre in Muir Woods and your compass has a bearing of 180, youll want to subtract 14. If you point your compass towards true north, your compass needle is going to point a little to the east. It will make it easier to understand why we adjust for declination in the first place. Positioned the cover of the compass toward the top of the map. 2. Align the map so that the top of the map is parallel with the direction north based on the compass. Set your compass dial to 000 degrees. Youll line up your needle with the tape arrow instead of the arrow on your compass. 4. Hold your compass in the two-hand hold, steady and level in front of you. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. 9-4. You can, however, see the two points on your map. Come on in and save lots of money! Required fields are marked *. Point position. When you purchase through links on our site, we may earn an affiliate commission. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Turn the map and compass until the needle on the compass aligns with the north-south grid lines on the map. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. 3. If you are interested in trying your hand at navigation with a lensatic compass, check out our Brunton 9077 Compass, and follow along with this video: If you are interested in trying your hand at navigation with a lensatic compass, check out our. Contours are king. Also known as setting the map, orientating helps to relate your position and the landscape around you to the map, therefore making onward navigation more straightforward. In this case, it 15 degrees positive (east). 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. Execute your docs in minutes using our simple step-by-step instructions: Get the How To Use A Lensatic Compass you need. surface. Compass adjusted for declination. Turn your entire body as a unit until 066 (062 + 004) degrees falls under your compass's fixed black index line. 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 . 4. ","acceptedAnswer":{"@type":"Answer","text":"A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. 3.30 MB. 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. When this happens, its time to orientate using a compass. True north and magnetic north are not the same, as stated in Part I. 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. In such orientation we use a lensatic scale. 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. 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! The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. Make a mark with your pencil at the notch on the end furthest from the sighting wire. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. ), you just dont know exactly where. Because my magnetic declination is 4E, Ill move the black arrow outline to the red hash marks next to E DECL.. 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. It's important to hold your compass stable, squarely in front of you, and level. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. When moisture seeps into the lens case of your lensatic compass, it causes major problems. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. You notice another mountain peak out in the distance, but you dont know what its called. 2. Instead of using your compasss arrow, youll align your needle with the tape arrow. For sighting purposes, we recommend using the compass-to-cheek method for better accuracy. The red end of the needle must be pointing to the top of the map. When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. Pull the lens holder up so that it is at a 90-degree angle to the base of the compass. If the magnetic declinationin your area were zero, you'd proceed in the direction of 062 degrees. The edge of the compass baseplate is now pointing in the direction of the visible landmark from which you took your bearing. You then see where the line you drew intersects with the protractor's numbers, in this case 062 degrees. 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. A visualization depicting the Soldiers Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). If you have already adjusted your compass for magnetic declination, your map is now oriented and youre good to go. Line it up with that. Its a bit tricky, but once you get the hang of it, youre solid. Let's say you see a water tower off in the distance. 2. Magnetic north is now off the coast of Greenland, but true north is at the very top of the world. Double-check by making sure the map title or legend text is the correct way up, or find the maps north arrow. Kieran has taught mountaineering, ice climbing, and single-pitch and multi-pitch rock climbing in a variety of contexts over the years and has led trekking and mountaineering expeditions in the Alps, Rockies, and UK. Turn the compass dial so that the bearing intersects the index line (2). The big bang. 4. So in this episode, well go through the abilities youll need. FM 3-25.26: Map Reading and Land Navigation. Center the compass on the map, with one of the baseplates long edges running between the two places of interest. 2. Take a bearing to a visible landmark using your compass. Title: USING THE MILITARY LENSATIC COMPASS 1 USING THE MILITARY LENSATIC COMPASS PART 2 Intermediate Land Navigation Module 14 Travel Distance Estimation 2 . Its declination would be written as 14E. The instructions on this page might make orienting a map seem a highly technical thing. You just need one more piece of information to figure out exactly where you are on the map. 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. How can you get your point position then? Lensatic compasses are used by the United States military for a reason. Hold it square and straight in front of you like you mean business. To do so accurately, however, we must first adjust our compass for magnetic declination so the reading taken from the compass arrow is pointing our map towardtruenorth as opposed tomagneticnorth. Overview. Magnetic north would be around 14 degrees to your right, or east. What if youre not on a trail, but you just know the general area youre in? Here at Brunton, we manufacture a variety of different compasses for varying needs in the field. See the line labeled the agonic line? Identify where you are on the map and place the compass edge over this location. On your map, though, you can see the two spots. Start spinning the bezel slowly until the 'magnetized needle' is aligned with the 'orienting arrow.'. From the compass, to GPS, to now even your mobile devicetheres no shortage of navigational tools. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); What is a Lensatic Compass and How to Use Them? A compass is a device used for navigation and orientation. Lay your compass on the map and line up its edge with a known landmark. Turn your compass on its side. Because most of the components are housed in a casing, moisture can wreak havoc once its in there. But not to you, I trust. 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.