how to orient a map using a lensatic compass how to orient a map using a lensatic compass

Copyright 2013-2019 Collingwood Publications LLC, It's important to hold your compass stable, squarely in front of you, and level. To obtain a heading from our map, we may use our compass as a protractor. ), Podcast #858: The Affectionate, Ambiguous, and Surprisingly Ambivalent Relationship Between Siblings, How to Fight Entitlement and Develop Gratitude in Your Kids, How and Why to Hold a Weekly Marriage Meeting, You Dont Have to Be Your Dad: How to Become Your Familys Transitional Character, Podcast #810: How to Turn a Boy Into a Man, Sunday Firesides: Climb the Ladder of Love, Podcast #865: How to Win Friends and Influence People in the 21st Century, Podcast #863: Key Insights From the Longest Study on Happiness, Podcast #875: Authority Is More Important Than Social Skills, Podcast #874: Throw a 2-Hour Cocktail Party That Can Change Your Life, 9 Mental Distortions That Are Sabotaging Your Social Life, How to Make the Perfect Snowball: An Illustrated Guide, Podcast #869: The Survival Myths That Can Get You Killed, Skill of the Week: Survive Falling Through Ice, Podcast #848: The 5 Priorities of Short-Term Survival, we covered how to properly use a compass, how to shootyour bearings, and the best map for navigating: the topo map, Land Navigation Manual: How to Use the Military Grid Reference System, Land Navigation Manual: Finding Your Bearings & Topo Maps, More Than Just Finding North: Understanding the Compass, Podcast #534: How Navigation Makes Us Human. Youre on that line, so you know where youre standing. ? Take your compass and line up the edges with the north-south gridlines on your map. 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. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. PART 1 Basic Land Navigation USING THE MILITARY LENSATIC COMPASS Module 6 Map Information. You don't want to hold it crooked, cockeyed, or off level. If you point your compass towards true north, your compass needle is going to point a little to the east. The red end of the needle must be pointing to the top of the map. Your map (and yourself) are now be orientated north. Huzzah! Brett May 23, 2016 Last updated: June 2, 2021. With solid land-navigation skills, you'll be more confident and "at home" in the wilderness. [10] 4. 2. functional from -50F to 150F. Finally, read the number on the rim of the compass. Well, youre going to have to do some math with all your bearings to make sure you get a true bearing. Compass (For Dummies) Beginner guide to map and compass - Survival Saturday Ep. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. So, if youre at Muir Woods and your compass reads 180 degrees, subtract 14 degrees. Now, read the degree marking under the fixed black index line. (2) Keep the compass aligned as directed above while . You now have your target's bearing. Pull the lens holder up so that it is at a 90-degree angle to the base of the compass. We know were someplace south of Saddle Mountain on HW 115. Set your compass dial to 000 degrees. Place the compass on your map with the edge along a north-south grid line. This is sometimes referred to as putting red in the shed. In my online video land-navigation course, I explain in lecture 20, how to orient a map. To find directions from your map, you're going to need a protractor, a special instrument used for measuring angles. Orienting the Map with an Orienteering Compass. 4. The My Open Country name is registered with the U.S. Patent and Trademark Office. 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 bezel on your compass so that north on the compass points to north on the map. Take your compass and turn the compass housing (bezel) until the red orientating arrow is in line with the direction of travel arrow. 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. Hold your compass in the two-hand hold, steady and level in front of you. Start with contour features, such as what the ground is doing in front of you and around you, what happens to the terrain in the middle distance and then whats going on in terms of distant mountain peaks, ridges, hills and escarpments. Turn the map and compass together until the azimuth sighted lies under the Index Line. Thanks so much for sharing! For this task, the lensatic compass really shines. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. 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. Just follow these lensatic compass instructions: Open the compass: Let the cover and the base form a 90-degree angle. Once you know that you're facing north, rotate the compass so that the luminous line is over the 170-degree mark. There is some technical difference between the two, but for all practical civilian purposes, the words are interchangeable. 2 a. Orient the map using the first technique. 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. ","acceptedAnswer":{"@type":"Answer","text":"A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. You can also plot a known compass bearing on the mapthe reverse process. They could be your saving grace during a SHTF situation. 2. Sight an azimuth to any visible terrain feature that appears on the map. 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. Let's have a look at the sources that constantly give favorable points. Lets go back to our Muir Woods example. Visit our corporate site (opens in new tab). Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. All Rights Reserved. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. 5. Keep doing this until you get to where you want to go. On your map, though, you can see the two spots. Assume youre going on a short trek from one location to another. My 159-page, fully illustrated book is yours for the asking. Below, we offer a short, straight-talking guide to how its done. Step 1 Determine the direction of the map of the declination and its value from the declination on the map. 6. How to Use a Compass to Get Your Bearings. 1. Tags: download Elcenter Course, mp3 download Elcenter Course, download mp3 Elcenter Course, mp3 gratis Elcenter Course, Elcenter Course lagu mp3 dan video mp4. Come on in and save lots of money! You should then be able to roughly work out which way is north, east south or west using your maps gridlines. In such orientation we use a lensatic scale. Pull the ring underneath the compass and put your thumb through. All you have to do now is take a bearing towards the unnamed mountain. 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. But not to you, I trust. Where the line intersects with the highway is where you are on the map. You need to know where youre going before toying with the compass. If you want to navigate and explore like a Navy SEAL, its high time you learn how to use one of these stellar compasses. Spread out your map. True north is represented by a star. But lets say youre in the Muir Woods near San Francisco and youre facing true north. Lensatic compasses are used by the United States military for a reason. He climbs when he should be writing, writes when he should be sleeping, has fun always. At this point, your map is almost oriented. From point A to point B, thats your bearing. Most compasses are marked with the four cardinal. However, imagine youre in Muir Woods in San Francisco, facing true north. In this video below,the user walks through the elements of a USGI lensatic compass, and how to properly use one. The basics of orienting yourself with a map and compass. Looking at the map is an easy way of finding which direction north or east are relative to your current position. Look through the sighting slot and find some target (a tree, boulder, whatever) that lines up with your sighting wire. 1. 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. 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. Come to think of it, I dont even know if he had a compass. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. So in this episode, well go through the abilities youll need. You will receive a verification email shortly. On the other hand, wrap the fingers around the three fingers below the compass. Plot a line on the map using the mountains rear bearing. 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. Magnetic north is now off the coast of Greenland, but true north is at the very top of the world. Its not an issue. Your action from here depends on the value and direction of your declinationeast or west. Lets go to the other side of the country. Lay the map out flat in front of you. Go to your map. Using the Centerhold Technique. Plot a line on the map from Saddle Mountain at 130. 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. You can see that the mountain is 24 degrees away from you. 4. The floating dial is used to determine the direction in which you are pointing your compass. 2. Place the fully opened lensatic compass on the map with Remember how we spoke about declination in Part 1? If not, recalibrate before continuing. Lets break down the individual parts of a lensatic compass so you can understand every element behind how it works. Before we do that, lets dig a bit deeper into declination. FM 3-25.26: Map Reading and Land Navigation. Enroll in my personalized step-by-step video-based online course. Its not unheard of for hikers to accidentally read their map upside down and end up facing south, rather than north. Hold the compass steady and level, and up to your face. Determine your position on the map and set the compass edge over it. Adjust the compass bezel so that north on the compass corresponds to north on the map. This is because technology is fallible, batteries run out, cold kills gadgets and theres always the possibility of dropping a device down a steep slope or into a rushing river. Now repeat step 3 above and youre good to go. Nothing is permanent and contours are more permanent than pretty much everything else on a map. Want a free ebook on Land Navigation? Your email address will not be published. This way you can see the object and the bezel at the same time. 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. Looking at the map is an easy way of finding which direction north or east are relative to your current position. North is always at the topof any map. I guess the military needs the extra accuracy now and then say, for example, to precisely place artillery fire. Thats your bearing from point A to point B. Once you are physically at your starting location, its time to put your compass to good use. Orient the map to the terrain. You have your point location when you know precisely where you are in reference to your map. Hed just line his map up with the features of the lake we were currently on to find our portage to the next lake. Here at Brunton, we manufacture a variety of different compasses for varying needs in the field. Start spinning the bezel slowly until the 'magnetized needle' is aligned with the 'orienting arrow.'. As a result, your real bearing is 166. Steady the compass by allowing the hand holding the compass to rest in the cupped palm of your other hand. 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. Youve orientated the map. Line up the meridian lines (the parallel lines inside the bezel) with a north/south grid line on the map. 1. Home / Educational Resources / Math Resources / Compass: Definitions and Examples. The legend. This is also known as triangulation. Hold the compass steady and level, and up to your face. Uses a retractable lens to read the bearing while. Look at your map, or use a website to see your local areas declination. 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 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. Identify where you are on the map and place the compass edge over this location. But not to you, I trust. In your case, however, your declination is 004 degrees West, meaning you'll have to add 004 degrees before you set your compass. Don't worry that your red orientating arrow doesn't point exactly map north. Hey, it happens! Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. Corrected the orientations of the map when the G-M angle exceeded 3 degrees (50 mils) using one of the following: a. Using the side of your compass, draw a line towards the highway that youre on. When map reading, there are two ways to orient a mapby eye and with a compass. Lets return to Muir Woods as an example. Let's say you see a water tower off in the distance. Large Ball Compass - Easy to read ball compass shows two readings. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); MyOpenCountry is a participant in the Amazon Services LLC Associates Program. Move the lens holder: Slightly push forward the lens holder. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. 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. Before we do that, lets take a closer look at declination. UK readers, youre in luck. New York, You see that its 230 in relation to your location. 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. This is commonly known as puttingthe red in the shed. When you have a line location, you know youre on a maps recognizable line (trail, ridge line, etc. 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. You then see where the line you drew intersects with the protractor's numbers, in this case 062 degrees. Most people have never heard of them, but soon enough, youre going to be a master at using them. What happens if you dont compensate for declination with your compass? At this point, your map is almost oriented. 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 . Hey, it happens! The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. Make a mark with your pencil at the notch on the end furthest from the sighting wire. 2. There are step-by-step to use a compass. Use your thumb to pull the thumb ring back about halfway. Note: This procedure places the fixed black index line of the compass parallel to north-south grid lines of the map. Click heretolearn about the three different types of compasses. You can look through a small window of the top (thats the lens), and navigate smoothly from there. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. You want to go cross country directly to Devil's Wash Basin, a deep and beautiful lake you've heard a lot about. 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. 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. To do so accurately, however, we must first adjust our compass for magnetic declination so the reading taken from the compass arrow . Throughout this procedure, were not utilizing it at all.). Great article! Your action from here depends on the value and direction of your declinationeast or west. Positioned the cover of the compass toward the top of the map. Battle tested - shock, water, sand proof, and. Youre somewhere on that line, so you know have a line position. 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. The needle on your compass dial will always be pointing north, so when placing the compass on the map, the needle on the compass should match the map's north in order to orient yourself. What if you dont have access to a compass that can compensate for declination? You are missing your point location. 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). Put the compass anywhere on top of the map. First, open the compass to its fullest so that the cover forms a straightedge with the base. Turn your declination-adjusted compass dial so due North is at the index pointer. Orient the map to the terrain. Survival Compass, Military Compass Hiking, Orienteering Lensatic Compass, Waterproof Navigation Compasses, Survival Emergency Luminous Sighting Compass. 3. If youre in the Adirondacks, youll want to add 14 so your true bearing would be 194. Step 1. Magnetic north lines up exactly when youre on this line and facing true north. The plotted line cuts through Mt. Were going to figure out where we are on that line now. Youll notice the north/south symbol on a corner of your map with a straight 90 line going up. Thats 130 degrees. surface. Magnetic North is 15 East. Pistol Marksmanship: How to Fix 4 Common Trigger Mistakes, Skill of the Week: Make the Perfect Omelet, Skill of the Week: Throw a Dynamite Straight Punch, How to Get the Stink Out of Synthetic Workout Shirts, A Mans Guide to Black Tie: How To Wear A Tuxedo, A Mans Guide to Fragrance: How to Choose and Wear Cologne, How to Pick the Perfect Mens Wedding Ring, Your No-Nonsense Guide to Choosing the Right Beard Style, How to Grow a Beard: The One and True Guide, Beard Oil FAQs: Answering All Your Pressing Beardly Questions, Beard Grooming 101: The Lowdown on Products and Routine, Skill of the Week: Tie the Half-Windsor Necktie Knot, Squeeze More Into Your Workouts With Supersets, Podcast #866: Move the Body, Heal the Mind, Podcast #862: Heal the Body With Extended Fasting, Podcast #761: How Testosterone Makes Men, Men, How Saunas Can Help Save Your Body, Mind, and Spirit, The Insanely Difficult Standards of Historys Hardest P.E. Now were going to find out where exactly we are on that line. While this doesnt technically register as an electronic, were going to treat it like one. 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. You can, however, see the two points on your map. Determining a Bearing, or "Shooting an Azimuth", Using Your Compass Sights to "Shoot an Azimuth". Please refresh the page and try again. Thats right Contours are king. Without getting over-complicated, a standard compass is different from a lensatic compass. Module 11 Plotting Position Coordinates exact positioning, used to communicate to others with a Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. Make an "L" shape with the index finger and thumb of your other hand. 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 . 4. The reason contours are king is that they are fixed, at least in the timescales were talking about here. So its declination would be 14W. $8.77. This was developed. Learn Land Navigation Now. Customize the template with smart fillable areas. Orienting, or aligning, the map is really easy with just 3 steps: Lay your map out on a relatively flat, smooth surface. The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. The compass baseplates edge is now pointed in the direction of the visible landmark you used to get your bearing. ), you just dont know exactly where. 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. (They are oriented to Grid North, which is not necessarily the same as . Step 2: Line up your lensatic compass with the North Star and make sure the index mark is on the star. 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. Well, that is, unless you're doing something silly like holding the compass backwards. The method is to align the edge of the compass along the Magnetic North (MN) line, and then move the map and compass together until the compass needle points north. So, if you know where you are on the map, look ahead and see what features you can see. 3. The map is now oriented to the terrain. 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. The housing lines should be parallel with the maps vertical grid lines. That would be 130. "}},{"@type":"Question","name":"How do you do map orientation? True north and magnetic north are not the same, as stated in Part I. Make sure your map is aligned with magnetic north (see above). 3 Navigation: Compass Basics Read, Understand, and Remember! slide 1 to 3 of 3. Turn the compass cover more or less perpendicular to the base. Take a bearing to a visible landmark using your compass. We covered how to use a compass correctly, how to shoot your bearings, and the greatest map for navigating: the topo map, in Part I. Draw a line towards the roadway youre on using the side of your compass. Then, slide your compass around so that its edge passes through the landmark on the map, while the orienting arrow continues to point north. Now $7.56. 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. EMERGENCY PREPAREDNESS & More: A Manual On Food Storage and Survival: 2nd Edition Revised and Updated. What wildlife can you see at Yellowstone National Park? Save my name, email, and website in this browser for the next time I comment. Declination is the angle formed by true north and magnetic north. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. Where can these symbols be found. 1 color. Kieran James Cunningham is a climber, mountaineer, and author who divides his time between the Italian Alps, the US, and his native Scotland. The number one destroyer of compasses and any enclosed items like these is moisture. When you return from using your lensatic compass, take it apart as much as possible to detect any moisture. For this example, were going to go to the Wichita Mountains Wildlife Refuge in Oklahoma. 4. On the map, you are where the line connects with the highway. ","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. Your compass is now set. Once you are physically at your starting location, it's time to put your compass to good use. Dont worry that your red orientating arrow doesnt point exactly map north. 1. A good temperature of 65F to 78 should keep the humidity down and help preserve the structural integrity of the compass. Heres our step-by-step guide to the most straightforward. 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. A compass needle aligns with the magnetic fields in the Earth, which is what it uses to help you find true north. Method #1. OEC G&V. Download. As long as youre lined up with your direction of travel arrow (keeping that north arrow visible for reference), you need to look through the sighting line and pick a landmark ahead of you. Its 310 degrees in reference to you, as you can see. A compass is a device used for navigation and orientation. See that little black outline of an arrow? You just need one more piece of information to figure out exactly where you are on the map. When moisture seeps into the lens case of your lensatic compass, it causes major problems. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. To begin, use your compass to locate a peak on Saddle Mountain. There was a problem. Wrap your middle, ring and pinky finger around your thumb for support. 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 map's vertical grid lines. We just dont know where we are. 9-4. Because most of the components are housed in a casing, moisture can wreak havoc once its in there. 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 makes it easier to relate what you see on the map with what you see on the ground. 1. The edge of the compass baseplate is now pointing in the direction of the visible landmark from which you took your bearing. However, we should be able to figure it out rather quickly. To orient the map, first: Line up the edge of the compass with the edge of the map, or. Fill & Sign Online, Print, Email, Fax, or Download The obvious drawback here is that such an approach is impossible in poor visibility. orient a map to the ground by map-terrain association, Sunday Firesides: Become an Evangelist . Ethan Allan thats the peak you saw. 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. Place your compass on your map with the edge of the baseplate parallel to the north-south meridians on the map. Its one of the most versatile navigation tools we have available today. How Should I Set My GPS and Compass? Assume youve climbed to the top of Camels Hump in Vermont. Line up your map with what you see around you. Identify your approximate location on your map. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. You discover that it has a bearing of 176. 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.