how to orient a map using a lensatic compass

slide 1 to 3 of 3. Open the compass all the way so that the cover locks into position against the base, forming a straightedge along the left side. Identify where you are on the map and place the compass edge over this location. Now $7.56. This is also known as triangulation. Used the G-M angle formed by the . Kieran James Cunningham is a climber, mountaineer, and author who divides his time between the Italian Alps, the US, and his native Scotland. Everything on your map will be reversed if youre looking south and holding the map right side up. Thats right Contours are king. 5. It will make it easier to understand why we adjust for declination in the first place. 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. Orient your map so that its lined up with magnetic north (see above). 3. This makes it easier to relate what you see on the map with what you see on the ground. My 159-page, fully illustrated book is yours for the asking. The narration and imagery may seem old-timey in this era of high-def computer graphics . how to orient a map using a lensatic compass; how to orient a map in military; orient a map using a lensatic compass powerpoint We earn a commission if you click this link and make a purchase at no additional cost to you. The base is the compass dial, bezel, and the thumb loopthe thumb loop is used for stability to garner a more accurate reading. 3. It is the bread and butter of navigation and a good habit to get into every time you set off in any given direction. With the map level, place the 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. Turn the bezel on your compass so that north on the compass points to north on the map. to orient the map to find your position. Aligned the side of the compass with one of the north-south grid lines. Knowing how to orientate a map is just one facet of the wider skill of knowing how to read a map. Influences can be the factors of how the people life runs. Because my magnetic declination is 4E, Ill move the black arrow outline to the red hash marks next to E DECL.. You dont have your point position. 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. 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. Put the compass anywhere on top of the map. 3. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. There are 2 ways to do this - using landmarks or using a compass. My 159-page, fully illustrated book is yours for the asking. 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. To get among the sources, you can discover the fascinating point to acquire. Well, that is, unless you're doing something silly like holding the compass backwards. No worries. But I wish I had the simpler kind that just automatically points to the direction on the compass that I am . 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. Save my name, email, and website in this browser for the next time I comment. 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. For this task, the lensatic compass really shines. Turn your map so that north on the map corresponds to the needles orientation. Turn the map and compass until the needle on the compass aligns with the north-south grid lines on the map. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. Its not as easy to get lost on land without a map and compass. (Be sure you understand magnetic declination. You can also use this website to get up to date declinations. No declination exists and you dont have to adjust your compass. If your local declination is east of the agonic line, youll need to add the declination to your compass bearing; if its west of the agonic line, youll need to remove the declination from your compass bearing. Youve orientated the map. You see that its 310 in relation to you. But it isnt just magnets there are other culprits at play, here. Finally, read the number on the rim of the compass. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. What wildlife can you see at Yellowstone National Park? You will not be using it for the center-hold technique. 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: line the compass up with the map. And thats it! Lets go back to our Muir Woods example. Position of the point. 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. Turn the map and compass together until the red needle is pointing north. 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. Place your compass base plate on your map so the edge of the compass is aligned with the north-south meridian lines. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. Execute your docs in minutes using our simple step-by-step instructions: Get the How To Use A Lensatic Compass you need. You need to know where youre going before toying with the 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. Battle tested - shock, water, sand proof, and. 4. Hold compass up to eye level and view larger side card for "direction-of-travel" compass. 4. When you purchase through links on our site, we may earn an affiliate commission. From point A to point B, thats your bearing. Area Position. If you want to navigate and explore like a Navy SEAL, its high time you learn how to use one of these stellar compasses. Check back next month for our final briefingon how tonavigate using MGRS coordinates, just like they do in the military. Flip up the small magnifying glass. Huzzah! Return from Lensatic Compass to How to Use a Compass. 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. Identify where you are on the map and place the compass edge over this location. Youve got your trusty compass and a map of the area, but you dont know exactly where you are in relation to the map. When we know our point position, we can identify any landmark that we see in our terrain by using the map. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. Its not an issue. 1. 3. But heres where things get tricky: the angle of declination changes depending where you are on the earth. If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. Line your orienteering compasss base plate up with the maps north-south lines. Once you've got the bearing you can transfer it to the map. You can, however, see the two points on your map. 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. New York, If not, recalibrate before continuing. 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. The lanyard hole that can be used by the orienteering compass user can limit access to the compass if not enough space is available to move the compass across your map. You can figure this out with a little compass work. 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. Step 2. Housing lines should be parallel to the vertical grid lines on the map. When you have a line location, you know youre on a maps recognizable line (trail, ridge line, etc. 2. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. PARTS OF THE LENSATIC COMPASS Compass, Lensatic, US Army, closeup: 2 (From another source) 1. 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. Lets say youre planning a short hike from one point to another. So there you have it. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. For instance, line up roads, mountains, water towersany terrain features that stand out enough to make orienting the map possible. What if you dont have access to a compass that can compensate for declination? To use the terrain to orient a map, you must be familiar with symbols used on the map. Youre on that line, so you know where youre standing. Half the activity of their sport is keeping their map oriented so they can navigate faster and with more accuracy. ENROLL NOW. Step 3: Find a path that leads to the horizon. The legend. Note that we will be moving and adjusting the compass on the map. If youre in the Adirondacks, add 14 degrees to get a correct bearing of 194 degrees. Looking at the photo below, let's say you're at the north end of Sheeler Lake, where the penciled X is. Steady the compass by allowing the hand holding the compass to rest in the cupped palm of your other hand. Casio's latest G-Shock watch could be a serious Garmin rival. Turn the little screw using a small screwdriver or the little metal piece that comes with your compass lanyard. Lensatic compasses aremade upof three parts: cover, base, and reading lens. Whether or not you participate in orienteering, I'm confident you'll find that a properly oriented map is a huge help in finding your way. Doing that with a lensatic compass is much like doing that with any other compass. There was a problem. An "azimuth" is pretty much the same as a "bearing." The Art of Manliness participates in affiliate marketing programs, which means we get paid commissions on editorially chosen products purchased through our links. 1. The how to orient a map using a compass is a skill that can be used in the outdoors. Want a free ebook on Land Navigation? For bearings of 181 to 359 degrees, rotate the bezel clockwise. Make an "L" shape with the index finger and thumb of your other hand. Find the magnetic declination on your map. 2. What's that? 2. True north is represented by a star. Hold it square and straight in front of you like you mean business. 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. See that little black outline of an arrow? This may arise when you don't know your current position but have taken a back bearing from a visible landmark (1) you can identify on the map. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. Draw a line towards the roadway youre on using the side of your compass. Your article very useful for me and it helps me understand more about compass. Plot a line on the map using the mountains rear bearing. The U.S. military M-1950 lensatic compass shown in this video is still in use today. 1. Well say the declination value is 10 degrees. Then tilt the mirror until you can see straight down into the bezel. At night, however, or in other periods of limited visibility (fog, blizzard, etc) keeping these two luminous bits lined up will be your only remedy. The basics of orienting yourself with a map and compass. To make sure you receive a correct bearing, youll have to perform some arithmetic with all of your bearings. Open the cover completely and pull back the rear sight. 4. Magnetic North is 15 East. Well, that is, unless you're doing something silly like holding the compass backwards. Its declination would be written as 14E. As you can see, the declination of the location Im in is 4E. Have you noticed the agonic line? At this point, your map is almost oriented. Lensatic compasses are made up of three parts: cover, base, and reading lens. Step 4: Walk along the path and make sure your compass always points North. Using a little screwdriver or the metal piece that came with your compass lanyard, turn the small screw. 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. SMCT Orient a Map Using a Lensatic Compass. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you orient and read a map? Pull the lens holder up so that it is at a 90-degree angle to the base of the compass. We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. Orient the map to the terrain. It's important to hold your compass stable, squarely in front of you, and level. It typically consists of a magnetized needle that is mounted on a pivot and placed inside a circular housing. (Note: The magnetic compass needle should be ignored.) So its declination would be 14W. Preferred by military for its precision and. 3 Navigation: Compass Basics Read, Understand, and Remember! Line your lensatic compasss base plate up with the maps north-south lines. 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. You learn that it has a 176 bearing. that it is pointing towards the top of the map. Line up your map with what you see around you. First, open the compass to its fullest so that the cover forms a straightedge with the base. Overview. Weve compiled a detailed guide on how to adjust for magnetic declination, but at its most basic level it goes like this: Your map should state what the magnetic declination is in degrees for the region you are in. Adjustable Declination Compasses. The bezel clicks as it moves--three degrees for every click. Center-hold. You don't want to hold it crooked, cockeyed, or off level. Using your protractor or other straight edge, you draw a line from your current position in the direction of where you want to go. Step 2: Line up your lensatic compass with the North Star and make sure the index mark is on the star. So, if you know where you are on the map, look ahead and see what features you can see. 2. Method #2. UK readers, youre in luck. The easiest way to orientate a map is to relate the features in front of you to the features on the map. Performance Steps 1. You see that the mountain is 24 in relation to you. If the local declination is positive, subtract the declination amount from the bearing you just derived. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). 1. 5. Get my Land Navigation coursehere. Center the compass on the map, with one of the baseplates long edges running between the two places of interest. Keep in mind that maps are drawn with north at the top. Looking at the map is an easy way of finding which direction north or east are relative to your current position. Hed just line his map up with the features of the lake we were currently on to find our portage to the next lake. surface. There you go. 3. The angle between true north and magnetic north is declination. Turn your declination-adjusted compass dial so due North is at the index pointer. Shoot the reverse bearing you got with your compass from the top of Saddle Mountain on your map. Pencarian Terakhir Elcenter Course Zindagi Ban Gy Ho Tum The red end of the needle must be pointing to the top of the map. 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). Fortunately, orienting your map is simple. Thanks so much for sharing! Customize the template with smart fillable areas. Note: This procedure places the fixed black index line of the compass parallel to north-south grid lines of the map. Thats your bearing from point A to point B. Then turn the map until the position of the landmarks on the map corresponds to the real-world features in the terrain, then cross-check your position with additional features to ensure you have oriented correctly. Thankfully, its notwhether orienting your map with a compass or without, this is a skill that can be learned in minutes and which can be done in a matter of seconds out in the field. Identify your approximate location on your map. This involves trying to orient a map using only topographical features and your own eyesight. In actual practice, orienting your map is something you'll often do "on the run" and can be as simple as glancing at your compass needle and turning the map more or less accordingly. These other objects can interfere with compasses, and no matter how miniscule the differences may seem, it can leave an impact. Navigation has taken on many forms over the years. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. 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. Youre in the right place! As a result, its declination would be 14 degrees west. 4. 6. What are 2 ways to orient a map? The bezel clicks as it moves--three degrees for every click. 1. In this case, it 15 degrees positive (east). Ethan Allan, the peak you observed, is cut through by the plotted line. 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). Now it's time to take out the map. Determining a Bearing, or "Shooting an Azimuth", Using Your Compass Sights to "Shoot an Azimuth". 4. First, use your compass to get a bearing on a peak of Saddle Mountain. Look directly down on the top (smaller card) of compass to view general orientation cardinal points. The variation between magnetic north and true north is currently so minor that this can generally be ignored. Your compass is now set. To begin, use your compass to locate a peak on Saddle Mountain. Place the fully opened lensatic compass on the map with 1. Read the azimuth: Lastly, ensuring the dial is floating, look down on it and read the azimuth. ? Pull the ring underneath the compass and put your thumb through. 2. Wrap your middle, ring and pinky finger around your thumb for support. Declination is the angle formed by true north and magnetic north. 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. Turn your entire body as a unit until 066 (062 + 004) degrees falls under your compass's fixed black index line. 3.30 MB. Lensatic compasses are seasoned or experienced navigator tools. Check the index line to find out the bearing you just have taken. Save my name, email, and website in this browser for the next time I comment. Imagine that you want to hold it as if it were firmly mounted in that position. Before we do that, lets dig a bit deeper into declination. Picture 1: Map Declination. The lensatic compass is used by the U.S. Military. So your true bearing would be 166. If everything is matching up, youre onto a winner. For this example, were going to go to the Wichita Mountains Wildlife Refuge in Oklahoma. They both use magnetization to help you find where you are and where youre going, but theres a catch. relation to a map. Now repeat step 3 above and youre good to go. Use a Compass to Plot Bearings on a Map. Well, youre going to have to do some math with all your bearings to make sure you get a true bearing. What if youre not on a route and just have a broad idea of where you are? 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. But its important to understand the different types of navigational toolsincluding a lensatic compass. If you don't, visit the page just hyperlinked. This is because it is prepped to point instead to magnetic north once it's lined up with your compass needle. The mils are in black, and are the outer measurements on the ring. With solid land-navigation skills, you'll be more confident and "at home" in the wilderness. A map and compass are useless unless you know how to use them properly. When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. Huzzah! What if you dont have a compass that allows you to adjust for declination? Lay the map out flat in front of you. 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. A map, by definition, is a small-scale representation of the real world or a section thereof. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. Turn your compass on its side. 8; Page 11 G. LOCATING POSITION USING INTERSECTION 1. Take a bearing on the mountain thats southwest from you. There are so many different kinds of compasses, it can be hard to keep up. Check the declination of your local location on your map or on a website. 1. The number one destroyer of compasses and any enclosed items like these is moisture. Youll want to rotate it till the black arrow outline matches the 4E hash mark. Your email address will not be published. Step 1: Find the North Star. 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. When we dont know where our point is, we have to rely on less precise kinds of orientation based on line or area position: Position of the 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. Dont worry that your red orientating arrow doesnt point exactly map north. . You can always orient your map with a working compass. Take your compass and turn the compass housing (bezel) until the red orientating arrow is in line with the direction of travel arrow. Oriented the map. The My Open Country name is registered with the U.S. Patent and Trademark Office. Get your own customized topographical maps, built according to your specifications. 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 . 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. The rear bearing is at a 50-degree angle. Large Ball Compass - Easy to read ball compass shows two readings. The skill allows users to find north with ease, which is crucial for navigation. a. This was developed. Lets move to the opposite coast of the U.S. Lets say youre in the Adirondacks of New York. Using the approach described above, plot that bearing on the map. Move the lens holder: Slightly push forward the lens holder. One advantage is it's probably more accurate when it comes to "shooting azimuths," meaning the act of determining the specific compass direction to a spot on the earth. Method #1. 3. Best Overall. The lensatic compass is comprised of different parts compared to a baseplate compass. So, if youre in Muir Woods and your compass has a bearing of 180, youll want to subtract 14. ), you just dont know exactly where. Were ready to start orienting ourselves now that our compass has been corrected for local declination. If your compass doesnt have a declination adjustment key, simply make the adjustment on the spot. The instructions on this page might make orienting a map seem a highly technical thing. The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. When moisture seeps into the lens case of your lensatic compass, it causes major problems. Look at your map, or use a website to see your local areas declination. 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. Once you are physically at your starting location, its time to put your compass to good use. 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. 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. 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. 3. Fog or dense forest may mean you cant see but a few feet around you in any direction. If the magnetic declinationin your area were zero, you'd proceed in the direction of 062 degrees. 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). Set your compass dial to 000 degrees. Rotate the compass dial until north on the compass ring lines up with north on the map. Visit our corporate site (opens in new tab). 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. OEC G&V. Download. Contours are king. Your lens piece will appear just above your thumb loop. If we didnt adjust for declination and were getting bearings for our destination from our map, well find ourselves off by 14 or more when we start walking.

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