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. 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). Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. Doing this quick visual sense check by examining the surrounding terrain is to triple-check that your readings arent out by 180 degrees and to make sure the map is always aligned with your compasss north-pointing (and usually red) magnetic arrow i.e. "}},{"@type":"Question","name":"How do you do map orientation? Use your thumb to pull the thumb ring back about halfway. How to Use a Compass: The Ultimate Guide to Navigation The two basic techniques for using the lensatic compass . Sounds like a lot more than a regular compass, doesnt it? 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. 4. Sound complicated? Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map."}}]}. This is a hard and fast guide on how to use your lensatic compass with a map, which is what it was designed for. When we know our point position, we can identify any landmark that we see in our terrain by using the map. Articles - Email - Linkedin - Facebook - Instagram. B. When you point your compass towards true north, the needle will point slightly east. The obvious drawback here is that such an approach is impossible in poor visibility. 3. To avoid that problem, lets adjust our compass to take declination into account. Don't worry that your red orientating arrow doesn't point exactly map north. It will make it easier to understand why we adjust for declination in the first place. (2) Keep the compass aligned as directed above while . 1. 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. SEE IT. 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. 6. Home / Educational Resources / Math Resources / Compass: Definitions and Examples. Boom. NY 10036. Step 2: line the compass up with the map. Pros . Navigation has taken on many forms over the years. Here's an example from an older map of the Grand Canyon. How to orientate a map: let us point you the right way | Advnture Welcome back to the Art of ManlinessLand Navigation Manual. Plot a line on the map from Saddle Mountain at 130. But its important to understand the different types of navigational toolsincluding a lensatic compass. Were going to move that to take into account declination on our compass. Declination was taken into account while adjusting the compass. Last but not lease, lensatic compasses are prone to scratching. Use a Compass to Plot Bearings on a Map. STEPS 1.Ensure the map is on a level surface, place the compass parallel to a north-south grid line with the cover side of the compass pointing towards the top of the map. Check the declination of your local location on your map or on a website. You can, however, see the two points on your map. But heres the catch: depending on where you are on the planet, the angle of declination varies. Next, without changing the orientation of you map, move your compass so that its edge is touching the point you are plotting to/from and the compass dial reading matches your bearing. If you dont start out using your lensatic compass with a map, then its just a regular compass. Lets go to the other side of the country. Were not using it at all during this entire process.). A Cumbrian born and bred, his native English Lake District has a special place in his heart, though he is at least equally happy in North Wales, the Scottish Highlands or the European Alps. It has its advantages and disadvantages over the orienteering compass. Hold compass up to eye level and view larger side card for "direction-of-travel" compass. The floating dial is used to determine the direction in which you are pointing your compass. Simply look for distinguishable landmarks that are marked on the map, and turn so that both you and the map are facing this object. When you point your compass towards true north, your compass needle is going to point a little to the west. Shoot a bearing with your compass at the peak of Saddle Mountain. An "azimuth" is pretty much the same as a "bearing." orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . Video: How to Use a Lensatic Compass (U.S. Army, 1966) You will receive a verification email shortly. There are step-by-step to use a compass. Map & Compass: Adjust for declination & orient the map - Andrew Skurka This is also known as triangulation. Click heretolearn about the three different types of compasses. Once you are physically at your starting location, its time to put your compass to good use. You see that its 310 in relation to you. True north is represented by a star. 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. 4. If you have already adjusted your compass for magnetic declination, your map is now oriented and youre good to go. durability, and its hyper-accuracy in land. How to Orient a Map: Navigation 101 - My Open Country Where the second line intersects with the first is where youre at on the map, more or less. Center the compass on the map, with one of the baseplates long edges running between the two places of interest. 5. 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 . 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 how to orient a map using a compass is a skill that can be used in the outdoors. 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. Align the map so that the top of the map is parallel with the direction north based on the compass. 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. PARTS OF THE LENSATIC COMPASS Compass, Lensatic, US Army, closeup: 2 (From another source) 1. The legend. Check to see if the north directional arrow is inline with the arrow/line of the compass. Suunto M-3 Compass. Fill & Sign Online, Print, Email, Fax, or Download To use your lensatic compass to find the direction of your intended azimuth (which you probably got from your map, using your protractor): 1. Step 1 Determine the direction of the map of the declination and its value from the declination on the map. [10] 4. Start spinning the bezel slowly until the 'magnetized needle' is aligned with the 'orienting arrow.'. How to Use a Lensatic Compass: A Guide for Hikers 1. surface. Spread out your map. 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. Step 3: Find a path that leads to the horizon. Yeah, book is the most effective tool that can be made use of for affecting your life. Heres our step-by-step guide to the most straightforward. 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. Magnetic north lines up exactly when youre on this line and facing true north. Then tilt the mirror until you can see straight down into the bezel. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. . Tags: download Elcenter Course, mp3 download Elcenter Course, download mp3 Elcenter Course, mp3 gratis Elcenter Course, Elcenter Course lagu mp3 dan video mp4. 1. 1. Line your orienteering compass's base plate up with the map's north-south lines. Use the illustration above to familiarize yourself with the components of a lensatic compass. Well adjust it to account for the declination of our compass. 071-COM-1011 Orient a Map Using a Lensatic Compass(1).pdf Turn the little screw using a small screwdriver or the little metal piece that comes with your compass lanyard. 2. Module 11 Plotting Position Coordinates exact positioning, used to communicate to others with a UK readers, youre in luck. Get your own customized topographical maps, built according to your specifications. On the map, you are where the line connects with the highway. 4. Your email address will not be published. The edge of the compass baseplate is now pointing in the direction of the visible landmark from which you took your bearing. How to Use a Lensatic Compass for Beginners - PREPAREDNESS ADVICE Remember how we spoke about declination in Part 1? 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. Its a bit tricky, but once you get the hang of it, youre solid. Some of the components' terms are used in the explanations below. 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). Future US, Inc. Full 7th Floor, 130 West 42nd Street, This is because it is prepped to point instead to magnetic north once its lined up with your compass needle. 3. Best Camping Knife for Outdoor Adventures, Best 4-Person Tent For Camping [2023 Update], How to Use a Fire Starter: A Simple, Step-by-Step Guide, How to Dispose of Butane Cans (and Other Solvents), Best Hikes in Colorado: 17 Incredible Trails, Types of Backpacks: The Ultimate List of 23 Pack Styles, Learning one of land navigations primary skills, Turn your map using your map and compass together, How to check your map is oriented correctly. Finally, you can always triple check with human features, such as walls or towns that youd expect to be able to see in the valley. To find the tower's bearing with your lensatic compass: 1. 9-4. It typically consists of a magnetized needle that is mounted on a pivot and placed inside a circular housing. We can find out easily enough, though. Check the index line to find out the bearing you just have taken. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Line it up with that. Lensatic compasses aremade upof three parts: cover, base, and reading lens. Now hold your compass horizontally and point the 'direction-of-travel-arrow' towards the landmark. That has the potential to make a significant impact! Step 1. Its not unheard of for hikers to accidentally read their map upside down and end up facing south, rather than north. As long as you can hold the compass level and steady, the exact grip doesn't matter. You cant see the end point in your terrain, so you cant shoot a bearing on it. Aligned the side of the compass with one of the north-south grid lines. Now that were putting compass to map, we need to adjust for it so that we can accurately orient and navigate. To orient a map means to line it up with the terrain, so that North on the map is pointing to North on the terrain. Lets say youre out hiking. Line your orienteering compasss base plate up with the maps north-south lines. Read Online Compass Reading Study Guide - ftp.avenza.com With a little bit of compass work, you can figure this out. Alex is a qualified Mountain Leader, adventure writer and content creator with an insatiable passion for the mountains. Were ready to start orienting ourselves now that our compass has been corrected for local declination. Now were going to find out where exactly we are on that line. When map reading, there are two ways to orient a mapby eye and with a compass. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. That would be 130. They could be your saving grace during a SHTF situation. Place your compass base plate on your map so the edge of the compass is aligned with the north-south meridian lines. Of course, ignore all of this if youre hiking through the Netherlands or Florida, where hills and, by extension, contour lines are somewhat rare. Open the cover completely and pull back the rear sight. Your map (and yourself) are now be orientated north. 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. 3. Once you've got the bearing you can transfer it to the map. At this point, your map is almost oriented. Look directly down on the top (smaller card) of compass to view general orientation cardinal points. 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. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. How can you get your point position then? 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. If the magnetic declinationin your area were zero, you'd proceed in the direction of 062 degrees. If youre in the Adirondacks, add 14 degrees to get a correct bearing of 194 degrees. Turn your map so that north on the map corresponds to the needles orientation. The mils are in black, and are the outer measurements on the ring. At this point, your map is almost oriented. Well, youre going to have to do some math with all your bearings to make sure you get a true bearing. 3. Well say the declination value is 10 degrees. Well say the declination value is 10 degrees. 5. The courses of streams change, field boundaries move, new hedgerows are built, walls are plundered for buildings, glaciers melt, roads and bridges are washed away by floods, houses are knocked down and rebuilt somewhere else. Leave your orientating arrow in line with the index line and the direction of travel arrow, as it will already be primed to point magnetic north. On your map, place your compass. When you have a line location, you know youre on a maps recognizable line (trail, ridge line, etc. Positioned the cover of the compass toward the top of the map. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. You can figure this out with a little compass work. 4. This step comes after aligning our map and compass needle to magnetic north if using a compass that doesnt have a declination adjustment key. Now its time to store your compass. With our compass adjusted for local declination, were now ready to start orienting ourselves. 3. $7.20. Before we do that, lets take a closer look at declination. Get Free Compass Reading Study Guide - opus.soton.ac.uk ), but youre not sure where. 3. You have your point location when you know precisely where you are in reference to your map. Compass adjusted for declination. Look at your map, or use a website to see your local areas declination. In my. Step 2: Line up your lensatic compass with the North Star and make sure the index mark is on the star. Orienting, or aligning, the map is really easy with just 3 steps: Lay your map out on a relatively flat, smooth surface. To determine the direction, or bearing, from one point to another, you need a. compass as well as a map. Hold the compass steady and level, and up to your face. Center-hold. Orienting the Map with anOrienteering Compass. So its declination would be 14W. 2. When you return from using your lensatic compass, take it apart as much as possible to detect any moisture. 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. How to Orient a Map - land navigation But I wish I had the simpler kind that just automatically points to the direction on the compass that I am . a. Hey, it happens! Welcome back to the Land Navigation Manual for the Art of Manliness. SPC Presentation - ORIENTING A MAP USING A LENSATIC COMPASS 1. The Lensatic compass is used to determine 'azimuths' or 'compass bearings' (horizontal angles). PDF Lensatic Compass or Military Compass Basic Use. - Survival Primer Once you reach your landmark, align yourself again to make sure youre on the right path. 4. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); What is a Lensatic Compass and How to Use Them? 2. Note: This procedure places the fixed black index line of the compass parallel to north-south grid lines of the map. Orient a map using a lensatic compass by Aaron Laforteza - Prezi Large Ball Compass - Easy to read ball compass shows two readings. Open the cover completely and pull back the rear sight. Program, Strengthen Your Tribe: A Report on the Atomic Athlete Vanguard, The Best Riddles for Kids (With Answers! He is currently working towards qualifying as a Mountaineering and Climbing Instructor and International Mountain Leader. 2. Adjust the compass bezel so that north on the compass corresponds to north on the map. All Rights Reserved. As mentioned in Part I, true north and magnetic north arent the same. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. Turn your entire body as a unit until 066 (062 + 004) degrees falls under your compass's fixed black index line. 5. Throughout this procedure, were not utilizing it at all.). The base is the compass dial, bezel, and the thumb loopthe thumb loop is used for stability to garner a more accurate reading. Using the side of your compass, draw a line towards the highway that youre on. We just dont know where we are. With that bearing, we can use our compass to start traveling in the direction we need to go in order to get to our endpoint. Rotate the compass until the north on the bezel points to the top of the map and the compass housing orienting lines are parallel to the maps vertical grid lines, using your position as a pivot. This video shows how to orient a map with a compass and briefly discusses magnetic declination. Double-check by making sure the map title or legend text is the correct way up, or find the maps north arrow. Steady the compass by allowing the hand holding the compass to rest in the cupped palm of your other hand. With the map level, place the compass . Preferred by military for its precision and. Method #1. Return from Lensatic Compass to How to Use a Compass. EMERGENCY PREPAREDNESS & More: A Manual On Food Storage and Survival: 2nd Edition Revised and Updated. You notice another mountain peak out in the distance, but you dont know what its called. How to Use a Compass - The Beginner's Guide | thecampingman.com How to use a lensatic compass - SlideShare To use the terrain to orient a map, you must be familiar with symbols used on the map. Performance Steps 1. 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. What if youre not on a route and just have a broad idea of where you are? If your local declination is east of the agonic line, youll need to add the declination to the bearing on your compass; if your local declination is west of the agonic line, youll subtract the declination from the bearing on your compass. Step 2. Navigate to your map. Advnture is part of Future US Inc, an international media group and leading digital publisher. Best Overall. Fill in the empty areas; concerned parties names, places of residence and phone numbers etc. So in this installment, well go over the skills you need to do just that. What is the preferred method of using a lensatic compass when reading magnetic azimuths. You can use this feature to set your compass in the dark. Look at the red needle to see which direction it is pointing. Your compass is now set. Remember, maps are drafted with north at the top. You discover that it has a bearing of 176. In this video below,the user walks through the elements of a USGI lensatic compass, and how to properly use one. 1. Flip up the lid to a 90-degree angle. Compass (For Dummies) Beginner guide to map and compass - Survival Saturday Ep. A visualization depicting the Soldiers Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). 5. Turn the map and compass until the needle on the compass aligns with the north-south grid lines on the map. Put your compass on your map. How To Get Your Map and Compass To Face the Same Direction. To do so accurately, however, we must first adjust our compass for magnetic declination so the reading taken from the compass arrow . Just follow these lensatic compass instructions: Open the compass: Let the cover and the base form a 90-degree angle. Most people have never heard of them, but soon enough, youre going to be a master at using them. ? Overview. 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. A lensatic compass is often referred to as a military compass, and is typically used by the U.S. Military. Were going to figure out where we are on that line now. 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. Visit our corporate site (opens in new tab). Were headed to the Wichita Mountains Wildlife Refuge in Oklahoma for this example. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). (Note: Ignore the magnetic compass needle. Set Up Your Compass Faster & More Accurately With A Map Protractor Triangulate your position. 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. 2. See that little black outline of an arrow? As you can see, the declination of the location Im in is 4E. Place the three remaining fingers below as if you are holding a gun. Draw a line on the map at 130 degrees from Saddle Mountain. The Art of Manliness participates in affiliate marketing programs, which means we get paid commissions on editorially chosen products purchased through our links. Place the compass on your map with the edge along a north-south grid line. The back bearing is 50. Huzzah! 1. There is no declination, and you do not need to adjust your compass. Lensatic compasses are used by the United States military for a reason. Step 3 Use one of two techniques to orientate the map. The instances navigation needs to be most spot-on are when visibility is compromised. When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. 3. Compass: Definitions and Examples - Club Z! Tutoring If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. Conversely, the black end of the compass needle should be pointing south. Shoot the reverse bearing you got with your compass from the top of Saddle Mountain on your map. The rear bearing is at a 50-degree angle. This webpage may also be used to get current declinations. ","acceptedAnswer":{"@type":"Answer","text":"A: In order to orient and read a map, you have to have spatial awareness. Experience is the best way to learn and wed highly recommend booking a navigation course to really hone your skills. 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. Look at the index line and read the number. 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. When the actual lens gets damaged, it unnecessarily impairs simple operation. Orienting the Map with an Orienteering Compass. Your compass is now set. Youll notice the north/south symbol on a corner of your map with a straight 90 line going up. At the summit of Saddle Mountain, take a bearing using your compass. As we can see, the area Im in has a declination of 4E. Oriented the map. List of Ten Best Compass For Hunting Top Picks 2023 Reviews Position the eyepiece at a 45-degree angle to the . The instructions on this page might make orienting a map seem a highly technical thing. It will be clearer why we need to compensate for declination in the first place. And thats it! 3. Spatial awareness refers to having knowledge about where everything in the environment is located relative as well as understanding how objects relate with each other spatially. You look out into the distance and you see another mountain peak, but you dont know the name of it. The big bang. Read the azimuth: Lastly, ensuring the dial is floating, look down on it and read the azimuth. Dont worry that your red orientating arrow doesnt point exactly map north. But heres where things get tricky: the angle of declination changes depending where you are on the earth. This is why you should never take a bearing off a sheep. 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. Position of the point. Take a bearing to a visible landmark using your compass. west is 270). In this case, it 15 degrees positive (east). Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. True north and magnetic north are not the same, as stated in Part I. Remember declination from Part I? You can use this feature to set your compass in the dark. Lets move to the opposite coast of the U.S. Lets say youre in the Adirondacks of New York. As a result, your real bearing is 166. In this guide, we will be covering the following: The first step to successful navigation with a map and compass in the backcountry is correctly orienting your map. The bezel clicks as it moves--three degrees for every click. When you face true north, magnetic north is roughly 14 degrees to the left, or west, of you. Most compasses are marked with the four cardinal. Timetoprepare.net. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. Lensatic compasses are made up of three parts: cover, base, and reading lens. In such orientation we use a lensatic scale. But lets say youre in the Muir Woods near San Francisco and youre facing true north. PART 1 Basic Land Navigation Module 6 Map Information WARNING This presentation is intended as a quick summary, and not a comprehensive resource. Lay the compass down on your map. A Beginners Guide. Set your compass dial to 000 degrees. What's that? You see that the mountain is 24 in relation to you. Orient you compass with the bearing, and draw the bearing line. I guess the military needs the extra accuracy now and then say, for example, to precisely place artillery fire. ), Set Your Compass for Your Intended Azimuth.
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