At the summit of Saddle Mountain, take a bearing using your compass. Get your own customized topographical maps, built according to your specifications. 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 . A power point class to Orient a Map Using a Lensatic Compass or $0.99 - Purchase Checkout Added to cart or $4.99 - Monthly Subscription Checkout Added to cart Billed once per month until cancelled or $14.99 - Annual Subscription Checkout Added to cart Billed once per year until cancelled or $9.99 - Protected: VIP Subscription Checkout Added to cart Billed once per year until cancelled . My 159-page, fully illustrated book is yours for the asking. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). My 159-page, fully illustrated book is yours for the asking. To use this method (a) Open the cover to a 90-degree angle to the base. Get my Land Navigation coursehere. What are 2 ways to orient a map? 2. 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. Remember declination from Part I? There is some technical difference between the two, but for all practical civilian purposes, the words are interchangeable. He is currently the President of the London Mountaineering Club, training to become a Winter Mountain Leader, looking to finally finish bagging all the Wainwright fells of the Lake District and hoping to scale more Alpine 4000ers when circumstances allow. Fill in the empty areas; concerned parties names, places of residence and phone numbers etc. 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. 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. As a result, its declination would be 14 degrees west. 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. Move the lens holder: Slightly push forward the lens holder. Orienting the Map with an Orienteering Compass. 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 . But I wish I had the simpler kind that just automatically points to the direction on the compass that I am . (Note: The magnetic compass needle should be ignored.) Performance Steps 1. You have your point location when you know precisely where you are in reference to your map. a. On the other hand, wrap the fingers around the three fingers below the compass. We just dont know where we are. When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. Instead of using your compasss arrow, youll align your needle with the tape arrow. 3. 3. This latter option is a cheat since grid lines have their own declination value. Step 1 Orient the map. Orient your map so that its lined up with magnetic north (see above). Once you are physically at your starting location, its time to put your compass to good use. Pencarian Terakhir Elcenter Course Zindagi Ban Gy Ho Tum Orient the map to the terrain. 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. As previously stated, orientating your map using visual features is only as good as the visibility on any given day. As magnetic north changes depending on where you are in the world, you have to ensure you adjust your compass accordingly. Flip up the small magnifying glass. Use your index finger to steady the front of the compass. 3.30 MB. PARTS OF THE LENSATIC COMPASS Compass, Lensatic, US Army, closeup: 2 (From another source) 1. At Advnture, we never head out into the backcountry without a map and compass. Check back next month for our final briefingon how tonavigate using MGRS coordinates, just like they do in the military. You need to know where youre going before toying with the compass. Please refresh the page and try again. Youll want to rotate it till the black arrow outline matches the 4E hash mark. The U.S. military M-1950 lensatic compass shown in this video is still in use today. In your case, however, your declination is 004 degrees West, meaning you'll have to add 004 degrees before you set your compass. The lensatic compass is used by the U.S. Military. This was developed. 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. . Line your orienteering compasss base plate up with the maps north-south lines. When you do know exactly where you are in relation to your map, you have your point position.. 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. Used the G-M angle formed by the . Yeah, book is the most effective tool that can be made use of for affecting your life. 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. $7.20. Now $7.56. If you dont start out using your lensatic compass with a map, then its just a regular compass. He is currently working towards qualifying as a Mountaineering and Climbing Instructor and International Mountain Leader. There you go. 3. So there you have it. What's that? Place the fully opened lensatic compass on the map with Battle tested - shock, water, sand proof, and. The number one destroyer of compasses and any enclosed items like these is moisture. The variation between magnetic north and true north is currently so minor that this can generally be ignored. 5. The big bang. Keep in mind that maps are drawn with north at the top. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you orient and read a map? Shows how to use the USGI issue lensatic compass to orient the map, plot a course based on two well-defined. Corrected the orientations of the map when the G-M angle exceeded 3 degrees (50 mils) using one of the following: a. The Lensatic compass is used to determine 'azimuths' or 'compass bearings' (horizontal angles). My 159-page, fully illustrated book is yours for the asking. You want to know how to use a lensatic compass? west is 270). 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. 1 color. But not to you, I trust. Orient the map to the terrain. What happens if you dont adjust your compass for declination? Through his hiking, mountaineering, climbing and trail running adventures, Alex aims to inspire others to get outdoors. Make an "L" shape with the index finger and thumb of your other hand. Turn your map so that north on the map, points in the same direction as the needle. On your map, place your compass. He climbs when he should be writing, writes when he should be sleeping, has fun always. You are missing your point location. Look through the sighting slot and find some target (a tree, boulder, whatever) that lines up with your sighting wire. The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. 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. 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. Thats your bearing from point A to point B. 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. The bezel clicks as it moves--three degrees for every click. Look at the index line and read the number. Preferred by military for its precision and. Identify where you are on the map and place the compass edge over this location. Home / Educational Resources / Math Resources / Compass: Definitions and Examples. Survival Compass, Military Compass Hiking, Orienteering Lensatic Compass, Waterproof Navigation Compasses, Survival Emergency Luminous Sighting Compass. You can use it to find your bearings in any direction you need to go. You get the picture. 2. The My Open Country name is registered with the U.S. Patent and Trademark Office. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. Travel to that landmark. On the map, you are where the line connects with the highway. There are two ways of doing this. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. Area Position. 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. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. It would be 204 (24+180) in this situation. Well say the declination value is 10 degrees. Because this method of orienting your map requires having visuals on features or landmarks in the terrain, good visibility is a must. 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. Lets say youre out hiking. Timetoprepare.net is a participant in the Amazon Services LLC Associates Program and Other Programs, an affiliate advertising programs designed to provide a means for sites to earn advertising fees by advertising and linking to the Partners. When you point your compass towards true north, your compass needle is going to point a little to the west. To determine the direction, or bearing, from one point to another, you need a. compass as well as a map. Lay the compass down on your map. ), Set Your Compass for Your Intended Azimuth. Its 310 degrees in reference to you, as you can see. durability, and its hyper-accuracy in land. However, imagine youre in Muir Woods in San Francisco, facing true north. Step 2. When you purchase through links on our site, we may earn an affiliate commission. 3. Rotate the compass dial until north on the compass ring lines up with north on the map. Its not an issue. True north is at the very top of the earth, while magnetic north is currently off the coast of Greenland. On your map, though, you can see the two spots. Make sure the degrees of the dial are readable. This is because it is prepped to point instead to magnetic north once it's lined up with your compass needle. Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. Click heretolearn about the three different types of compasses. Once you are physically at your starting location, it's time to put your compass to good use. Your map is now aligned to magnetic north. Say your azimuth was 170 degrees. 1. But it isnt just magnets there are other culprits at play, here. Line your lensatic compasss base plate up with the maps north-south lines. 6. Using your compass, take a heading to a visible landmark. Steady the compass by allowing the hand holding the compass to rest in the cupped palm of your other hand. If the contour interval is 10 meters, then what is the change in elevation of each intermediate contour . Use the illustration above to familiarize yourself with the components of a lensatic compass. You dont have your point position. Spread out your map. Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. 3. To make sure you receive a correct bearing, youll have to perform some arithmetic with all of your bearings. Thats right Contours are king. The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. Orienting the Map with anOrienteering Compass. Place your compass on your map with the edge of the baseplate parallel to the north-south meridians on the map. 2. 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. North is always at the topof any map. Execute your docs in minutes using our simple step-by-step instructions: Get the How To Use A Lensatic Compass you need. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Ymiko Compass Survival,Compass For Kids,Compass Hiking Durable Shockproof Waterproof Brass Camping Tools For Navigation Outdoor. When it comes to how to orientate a map, there are two main ways to do it. How to Pack a Backpack Are You Doing it Right? for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. Your article very useful for me and it helps me understand more about compass. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. 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. Plot a line on the map using the mountains rear bearing. Magnetic north lines up exactly when youre on this line and facing true north. 3. All you have to do now is take a bearing towards the unnamed mountain. In my. It's important to hold your compass stable, squarely in front of you, and level. 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. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. Draw a line towards the roadway youre on using the side of your compass. That can make a huge difference! 2. Where can these symbols be found. Lets return to Muir Woods as an example. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. Magnetic north is now off the coast of Greenland, but true north is at the very top of the world. You look out into the distance and you see another mountain peak, but you dont know the name of it. Lensatic compasses are made up of three parts: cover, base, and reading lens. Where the second line intersects with the first is where youre at on the map, more or less. Lensatic compasses are seasoned or experienced navigator tools. Place your map in such a way that the terrain features line up with your maps features.