","acceptedAnswer":{"@type":"Answer","text":"A: In order to orient and read a map, you have to have spatial awareness. 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 . Timetoprepare.net. The bezel clicks as it moves--three degrees for every click. Get the free how to use a lensatic compass pdf form - pdfFiller Hold the compass at eye level and point it at the object. Alex is a qualified Mountain Leader, adventure writer and content creator with an insatiable passion for the mountains. Youll line up your needle with the tape arrow instead of the arrow on your compass. This makes it easier to relate what you see on the map with what you see on the ground. Youve got your dependable compass and a map of the region, but youre not sure where you are in respect to the map. Map and Compass Orientation Were going to figure out where we are on that line now. Oriented the map. Position in the area. Plot a line on the map using the back bearing from that mountain. 2. 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. Its a bit tricky, but once you get the hang of it, youre solid. SMCT: Orient a Map Using a Lensatic Compass - YouTube Orienting the Map with anOrienteering Compass. SPECS dimensions:4.1" x 2.4" x 0.6" |10.4 x 6.2 Read More. west is 270). Magnetic north would be slightly to your right, or east, by about 14. 2 a. Orient the map using the first technique. 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. If youre facing south, but are holding the map right side up, everything on your map is going to be ass-backwards. Were not using it at all during this entire process.). Orient a map using a lensatic compass In my. You will receive a verification email shortly. Its a subtle difference, but its a roundabout way of saying lensatic compasses are less prone to interference than others. Lets go back to our Muir Woods example. 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. Pull the ring underneath the compass and put your thumb through. Imagine that you want to hold it as if it were firmly mounted in that position. When you do know exactly where you are in relation to your map, you have your point position.. In my online video land-navigation course, I explain in lecture 20, how to orient a map. Before we do that, lets take a closer look at declination. To figure out precisely where you are on the map, you simply need one more piece of information. You should then be able to roughly work out which way is north, east south or west using your maps gridlines. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); What is a Lensatic Compass and How to Use Them? To orient the map, first: Line up the edge of the compass with the edge of the map, or. Nothing is permanent and contours are more permanent than pretty much everything else on a map. Reserve! The legend. Set your compass dial to 000 degrees. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. These other objects can interfere with compasses, and no matter how miniscule the differences may seem, it can leave an impact. Experience is the best way to learn and wed highly recommend booking a navigation course to really hone your skills. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. 3 . You dont have your point position. So in this episode, well go through the abilities youll need. Now its time to use the lens. Its declination is recorded as 14E. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. How to Use a Compass to Get Your Bearings. How to Use a Lensatic Compass - Carnegie Museum of Natural History Basically, the compass needle will point someplace east of true north in locations west of the agonic line, whereas it will point somewhere west of true north in areas east of the agonic line. As magnetic north changes depending on where you are in the world, you have to ensure you adjust your compass accordingly. Orienting the Map with aLensatic Compass. Hand placement: Insert your thumb through the thumb loop and the index finger along the compass. Take a bearing on the mountain thats southwest from you. You see that the mountain is 24 in relation to you. 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. B. The lensatic compass is used by the U.S. Military. Place the three remaining fingers below as if you are holding a gun. Your compass is now set. So, don't sweat too much the minute details of getting your map finely oriented to the last degree with your compass. Using the Centerhold Technique. From point A to point B, thats your bearing. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Check the index line to find out the bearing you just have taken. 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. 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. Position the eyepiece at a 45-degree angle to the . How you can Read an Engineer Compass - Physics | ScienceBriefss.com Have you noticed the agonic line? 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. 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. 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 . The reason contours are king is that they are fixed, at least in the timescales were talking about here. Using a Lensatic Compass - land navigation Check to see if the north directional arrow is inline with the arrow/line of the compass. Click heretolearn about the three different types of compasses. ), but youre not sure where. 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). Of course, ignore all of this if youre hiking through the Netherlands or Florida, where hills and, by extension, contour lines are somewhat rare. 4. 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. to orient the map to find your position. 1. Adjustable Declination Compasses. Orient your map so that its lined up with magnetic north (see above). The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. 2. 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. But not to you, I trust. A map so lined up is easier to interpret and follow than a map spread out haphazardly. Your map is now aligned to magnetic north. Line it up with that. When you have a line location, you know youre on a maps recognizable line (trail, ridge line, etc. (Note: The magnetic compass needle should be ignored.) A map and compass are useless unless you know how to use them properly. Determine your position on the map and set the compass edge over it. It is easy to learn and it can be done with just a map and compass. Because most of the components are housed in a casing, moisture can wreak havoc once its in there. At the summit of Saddle Mountain, take a bearing using your compass. Articles - Email - Linkedin - Facebook - Instagram. Your email address will not be published. Orient a Map Using a Lensatic Compass 071-329-1011 Conditions: Standards: Orient the map to the ground using a compass. Lensatic compasses are used by the United States military for a reason. 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. Make sure the travel direction arrow is pointed in the direction you want to go. 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. Spread out your map. 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Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. Theyre not traditionally used for camping trips or simple navigation, but if youre serious about prepping, this is a must-have in your EDC bag and bug out bag. In Part I, we covered how to properly use a compass, how to shootyour bearings, and the best map for navigating: the topo map. Position of the point. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). But its important to understand the different types of navigational toolsincluding a lensatic compass. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. The edge of the compass baseplate is now pointing in the direction of the visible landmark from which you took your bearing. 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. You can use it to find your bearings in any direction you need to go. This is because it is prepped to point instead to magnetic north once it's lined up with your compass needle. A lensatic compass is just one of the many navigational tools we have built. Designate your starting and ending points on the map. A lightweight, well-engineered orienteering compass from the Finnish company that helped set the gold standard in navigation. 4. Now, hold the compass level and squarely in front of you. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. How to orientate a map: let us point you the right way | Advnture Take a bearing to a visible landmark using your compass. A lensatic compass features a small pop-out area for your thumb, and a lid on top of the main compass body. Sounds like a lot more than a regular compass, doesnt it? slide 1 to 3 of 3. PDF 071-329-1011 Conditions: Standards - PBworks Below, we offer a short, straight-talking guide to how its done. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you orient and read a map? Thats 130 degrees. Looking at the map is an easy way of finding which direction north or east are relative to your current position. 5. There are 2 ways to do this - using landmarks or using a compass. Suunto M-3 Compass. Get Free Compass Reading Study Guide - opus.soton.ac.uk Procedures. Ethan Allan, the peak you observed, is cut through by the plotted line. Its 230 degrees in reference to your position, as you can see. Line your orienteering compasss base plate up with the maps north-south lines. Let's say you see a water tower off in the distance. Home / Educational Resources / Math Resources / Compass: Definitions and Examples. It has its advantages and disadvantages over the orienteering compass. Now hold your compass horizontally and point the 'direction-of-travel-arrow' towards the landmark. orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . EMERGENCY PREPAREDNESS & More: A Manual On Food Storage and Survival: 2nd Edition Revised and Updated. If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. $7.20. Heres how it works. surface. What happens if you dont compensate for declination with your compass? An "azimuth" is pretty much the same as a "bearing." Were ready to start orienting ourselves now that our compass has been corrected for local declination. Before we do that, lets dig a bit deeper into declination. 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. To make sure you receive a correct bearing, youll have to perform some arithmetic with all of your bearings. Map-and-Compass Skills: How-To - TREAD Magazine Look through the lens and sighting line. Go to your map. There is some technical difference between the two, but for all practical civilian purposes, the words are interchangeable. Hold the compass steady and level, and up to your face. 5. Magnetic North is 15 East. Advnture is part of Future US Inc, an international media group and leading digital publisher. Battle tested - shock, water, sand proof, and. We can find out easily enough, though. North is always at the topof any map. Youll want to stick to areas that are cool and dry, and dont offer any immediate threats to technological devices. 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. What if you dont have access to a compass that can compensate for declination? You can use this feature to set your compass in the dark. 5. 3. You then see where the line you drew intersects with the protractor's numbers, in this case 062 degrees. Don't worry that your red orientating arrow doesn't point exactly map north. Navigation has taken on many forms over the years. What if you dont have a compass that allows you to adjust for declination? Sometimes we may use GPS technology or navigational apps to find our way, but we will always have the option of a map and compass stashed safely in our hiking backpack. This was developed for the Center for Initial Military Training, FT Eustis, Va. All you have to do is shoot a bearing towards the unidentified peak. 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. The floating dial is used to determine the direction in which you are pointing your compass. 3 Navigation: Compass Basics Read, Understand, and Remember! Best Overall. How can you get your point position then? Performance Steps 1. Copyright 2013-2019 Collingwood Publications LLC, It's important to hold your compass stable, squarely in front of you, and level. However, we should be able to figure it out rather quickly. 2. Set your compass dial to 000 degrees. Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. Finding Your Way With Map and Compass | U.S. Geological Survey The variation between magnetic north and true north is currently so minor that this can generally be ignored. Where can these symbols be found. We'll start from the beginning, and go through everything you need to know to find your way over the terrain. I guess the military needs the extra accuracy now and then say, for example, to precisely place artillery fire. The number one destroyer of compasses and any enclosed items like these is moisture. Orienting, or aligning, the map is really easy with just 3 steps: Lay your map out on a relatively flat, smooth surface. Open the cover completely and pull back the rear sight. What is the preferred method of using a lensatic compass when reading magnetic azimuths. The big bang. If you want to learn Land Navigation in detail, either buy a book; or get someone, who has the knowledge and skills, to teach you in person. To orientate the map, rotate both the map and compass together until the red compass needle and the red orientating arrow match up. 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. Another trick for declination when your compass cant adjust for it is to create your own declination arrow out of masking tape and tape it beneath your compass under the correct declination degree hash (This will only work if your compass has a clear base). Tilt it forwards until you can see your sighting arrow. Lastly, the reading lens also helps cover the compass and folds out; this is where the term lensatic comes from. If the local declination is positive, subtract the declination amount from the bearing you just derived. 4. This is sometimes referred to as putting red in the shed. Welcome back to the Art of ManlinessLand Navigation Manual. Step 2: line the compass up with the map. Enroll in my personalized step-by-step video-based online course. Look at the index line and read the number. All you have to do now is take a bearing towards the unnamed mountain. If the local declination is negative, add the declination amount . Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map."}}]}. 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. Easy-to-Read Thermometer - Cushion-mounted thermometer provides an "at-a-glance . The basics of orienting yourself with a map and compass. 3. The fundamentals of using a map and compass to find your way around. A visualization depicting the Soldiers Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). This was developed. But it isnt just magnets there are other culprits at play, here. Holding any compass in a slack and half-a**ed (that's an old military term. For bearings of one to 179 degrees, rotate the bezel counter-clockwise. Step 2 Lay the map in a horizontal position. To find the tower's bearing with your lensatic compass: 1. 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. Lets say youve hiked the peak of Camels Hump in Vermont. To use the terrain to orient a map, you must be familiar with symbols used on the map. Preferred by military for its precision and. is also used to follow a course over the ground, orient or set a map, and determine position of objects in. So your true bearing would be 166. Old-School Navigation: How to Use a Map and Compass 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. He climbs when he should be writing, writes when he should be sleeping, has fun always. . "}},{"@type":"Question","name":"How do you do map orientation? Rotate the compass dial until north on the compass ring lines up with north on the map. 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. Method #2. 2. For sighting purposes, we recommend using the compass-to-cheek method for better accuracy. How to Use a Compass: 15 Steps (with Pictures) - wikiHow Move the lens holder: Slightly push forward the lens holder. PDF Landmark Compass Manual As a result, your real bearing is 166. Best Compasses (Review & Buying Guide) in 2023 - Task & Purpose Turn your map so that north on the map corresponds to the needles orientation. Navigate to your map. 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. The United States military needs to know how to navigate on land when all digital systems fail. Conversely, the black end of the compass needle should be pointing south. north. how to orient a map using a lensatic compass - caketasviri.com Put the compass anywhere on top of the map. Open the compass all the way so that the cover locks into position against the base, forming a straightedge along the left side. Place map on flat surface (not metal) 2. Gently pull the lid down until the sighting line is visible through the lens. Fill & Sign Online, Print, Email, Fax, or Download The base is the compass dial, bezel, and the thumb loopthe thumb loop is used for stability to garner a more accurate reading. Heres our step-by-step guide to the most straightforward. 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. Lets say youre planning a short hike from one point to another. 1. 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. Come to think of it, I dont even know if he had a compass. Read your compass (Figures 5-25 and 5-26). 4. Where the second line intersects with the first is where youre at on the map, more or less. Now it's time to take out the map. This is commonly known as puttingthe red in the shed. At this point, your map is almost oriented. If youre in the Adirondacks, youll want to add 14 so your true bearing would be 194. You can use this feature to set your compass in the dark. You should be able to turn the map so that if you were to imagine jumping into it, the features would lie in the same direction both on the map and in your surroundings. 4. From the compass, to GPS, to now even your mobile devicetheres no shortage of navigational tools. When you purchase through links on our site, we may earn an affiliate commission. In such orientation we use a lensatic scale. The orient a map to the ground by map-terrain association is one of the most basic skills that you will need in order to survive. Huzzah! You get the picture. We earn a commission if you click this link and make a purchase at no additional cost to you. Steady the compass by allowing the hand holding the compass to rest in the cupped palm of your other hand. Lets pretend youre on a hike. NY 10036. 2. Step 1. The obvious drawback here is that such an approach is impossible in poor visibility. Map & Compass: Adjust for declination & orient the map - Andrew Skurka 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. Any kinds of magnets whatsoever. PARTS OF THE LENSATIC COMPASS Compass, Lensatic, US Army, closeup: 2 (From another source) 1. Brett May 23, 2016 Last updated: June 2, 2021. They both use magnetization to help you find where you are and where youre going, but theres a catch. 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. If the magnetic declinationin your area were zero, you'd proceed in the direction of 062 degrees. Land Navigation 101: Pinpoint Your Location, Orient the Map A Beginners Guide. How to Pack a Backpack Are You Doing it Right? Choosing a selection results in a full page refresh.
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