Determine your position on the map and set the compass edge over it. Line your lensatic compasss base plate up with the maps north-south lines. Using the side of your compass, draw a line towards the highway that youre on. Orient you compass with the bearing, and draw the bearing line. Simply look for distinguishable landmarks that are marked on the map, and turn so that both you and the map are facing this object. Hand placement: Insert your thumb through the thumb loop and the index finger along the compass. 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Well, we can use our compass as a protractor to take a bearing from our map. Looking at the photo below, let's say you're at the north end of Sheeler Lake, where the penciled X is. This is a hard and fast guide on how to use your lensatic compass with a map, which is what it was designed for. We still need to understand where we are in reference to our map how to orient ourselves before we can start really navigating, which well cover in Part III of this series. Survival Compass, Military Compass Hiking, Orienteering Lensatic Compass, Waterproof Navigation Compasses, Survival Emergency Luminous Sighting Compass. Lensatic compasses are made up of three parts: cover, base, and reading lens. Check to see if the north directional arrow is inline with the arrow/line of the compass. This video shows how to orient a map with a compass and briefly discusses magnetic declination. Ymiko Compass Survival,Compass For Kids,Compass Hiking Durable Shockproof Waterproof Brass Camping Tools For Navigation Outdoor. Spread out your map. Wrap your middle, ring and pinky finger around your thumb for support. Position the eyepiece at a 45-degree angle to the . Take that bearing and plot it on the map using the technique explained above. What are 2 ways 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.. However, imagine youre in Muir Woods in San Francisco, facing true north. The first step is to always take a compass bearing. Hed just line his map up with the features of the lake we were currently on to find our portage to the next lake. Because this method of orienting your map requires having visuals on features or landmarks in the terrain, good visibility is a must. Related Tags. Get your own customized topographical maps, built according to your specifications. If your compass doesnt have a declination adjustment key, simply make the adjustment on the spot. 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. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. Whenever the luminous magnetic arrow lines up with the luminous short line, you're following your intended azimuth. 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. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. True north is represented by a star. If youre in the Adirondacks, add 14 degrees to get a correct bearing of 194 degrees. 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. Put your compass on your map. There are two ways of doing this. You want to go cross country directly to Devil's Wash Basin, a deep and beautiful lake you've heard a lot about. Its not an issue. A visualization depicting the Soldiers Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). Assume youre going on a short trek from one location to another. Its a subtle difference, but its a roundabout way of saying lensatic compasses are less prone to interference than others. Turn the map and compass together until the red needle is pointing north. Now hold your compass horizontally and point the 'direction-of-travel-arrow' towards the landmark. Heres how it works. When map reading, there are two ways to orient a mapby eye and with a compass. 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. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. Oriented the map. Casio's latest G-Shock watch could be a serious Garmin rival. Hold the compass steady and level, and up to your face. The back bearing is 50. How Should I Set My GPS and Compass? Preferred by military for its precision and. There was a problem. orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . Copyright 2013-2019 Collingwood Publications LLC, It's important to hold your compass stable, squarely in front of you, and level. You want to line up your view so the direction of travel arrow is straight ahead. 5. Open it up using the cloud-based editor and begin editing. Hey, it happens! Where can these symbols be found. 3. If not, recalibrate before continuing. Map Reading and Land Navigation: FM 3-25.26. Get your own customized topographical maps, built according to your specifications. UK readers, youre in luck. You can look through a small window of the top (thats the lens), and navigate smoothly from there. ","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. When you point your compass towards true north, the needle will point slightly east. The variation between magnetic north and true north is currently so minor that this can generally be ignored. Method #1. ? 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. Use your index finger to steady the front of the compass. Great article! Open the cover completely and pull back the rear sight. To orientate the map, rotate both the map and compass together until the red compass needle and the red orientating arrow match up. 2. You will receive a verification email shortly. Set your compass dial to 000 degrees. 1. To use your lensatic compass to find the direction of your intended azimuth (which you probably got from your map, using your protractor): 1. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. 1. Find the magnetic declination on your map. Stand so that you can see where the north arrow is pointing, and where your direction of travel arrow is pointing. Looking at the map is an easy way of finding which direction north or east are relative to your current position. Above: For this example in the Grand Canyon, grid north ("GN") differs from true . 3. Kierans bookClimbing the Wallsan exploration of the mental health benefits of climbing, mountaineering, and the great outdoorsis scheduled for release by Simon & Schuster in April 2021. When the actual lens gets damaged, it unnecessarily impairs simple operation. 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. At the summit of Saddle Mountain, take a bearing using your compass. Holding any compass in a slack and half-a**ed (that's an old military term. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. Lay the map out flat in front of you. You can also plot a known compass bearing on the mapthe reverse process. Mt. This is why you should never take a bearing off a sheep. You can use this feature to set your compass in the dark. Lets go back to our Muir Woods example. Line up the meridian lines (the parallel lines inside the bezel) with a north/south grid line on the map. 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. If your destination is further than what the side edging allows for, you can use an actual ruler to align with the side of your compass edge to help you get to your destination. He is currently working towards qualifying as a Mountaineering and Climbing Instructor and International Mountain Leader. With your bezel ring set, stand at your starting point and . 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. On the map, you are where the line connects with the highway. When this happens, its time to orientate using a compass. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. To use your lensatic compass to find the direction of your intended azimuth (which you probably got from your map, using your protractor): 1. As mentioned in Part I, true north and magnetic north arent the same. Pencarian Terakhir Elcenter Course Zindagi Ban Gy Ho Tum The North-seeking arrow of the compass must fall within 3 degrees (50 mils) of the angle shown in the grid-magnetic (G-M) angle on the map's declination diagram. The lensatic compass is used by the U.S. Military. 5. Step 3 Use one of two techniques to orientate the map. True north and magnetic north are not the same, as stated in Part I. The base is the compass dial, bezel, and the thumb loopthe thumb loop is used for stability to garner a more accurate reading. To find the tower's bearing with your lensatic compass: 1. 4. 3 Navigation: Compass Basics Read, Understand, and Remember! 3. [10] 4. You see that its 230 in relation to your location. To prevent this issue, well tweak our compass to account for declination. (2) Keep the compass aligned as directed above while . 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 . For this task, the lensatic compass really shines. The housing lines should be parallel with the maps vertical grid lines. At Advnture, we never head out into the backcountry without a map and compass. So your true bearing would be 166. Most lensatic compasses are designed to withstand moisture to a certain extent, but nobody makes them perfect. 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 . 1. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. The skill allows users to find north with ease, which is crucial for navigation. So, don't sweat too much the minute details of getting your map finely oriented to the last degree with your compass. Brett May 23, 2016 Last updated: June 2, 2021. It will make it easier to understand why we adjust for declination in the first place. So its declination would be 14W. It typically consists of a magnetized needle that is mounted on a pivot and placed inside a circular housing. 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. Travel to that landmark. Program, Strengthen Your Tribe: A Report on the Atomic Athlete Vanguard, The Best Riddles for Kids (With Answers! Turn the map and compass together until the azimuth sighted lies under the Index Line. Performance Steps 1. Make an "L" shape with the index finger and thumb of your other hand. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. Place map on flat surface (not metal) 2. 1. But not to you, I trust. Huzzah! 3. Lensatic compasses are used by the United States military for a reason. 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. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. Because most of the components are housed in a casing, moisture can wreak havoc once its in there. My 159-page, fully illustrated book is yours for the asking. Taking each features relative shape, height and distance away into consideration, you should be able to start to match them to the contour features on the map.
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