Fill in the empty areas; concerned parties names, places of residence and phone numbers etc. 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. 1. 4. 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. Adjust for magnetic declination. While this doesnt technically register as an electronic, were going to treat it like one. Assume youre going on a short trek from one location to another. There are so many different kinds of compasses, it can be hard to keep up. Double-check by making sure the map title or legend text is the correct way up, or find the maps north arrow. Thats 130 degrees. 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. 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 . Open the cover completely and pull back the rear sight. 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. Position in the area. When moisture seeps into the lens case of your lensatic compass, it causes major problems. The United States military needs to know how to navigate on land when all digital systems fail. You get the picture. STEPS 1.Ensure the map is on a level surface, place the compass parallel to a north-south grid line with the cover side of the compass pointing towards the top of the map. With your bezel ring set, stand at your starting point and . Your action from here depends on the value and direction of your declinationeast or west. 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. Imagine that you want to hold it as if it were firmly mounted in that position. Just follow these lensatic compass instructions: Open the compass: Let the cover and the base form a 90-degree angle. Now its time to use the lens. Your map (and yourself) are now be orientated north. 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. Align the map so that the top of the map is parallel with the direction north based on the compass. Easy-to-Read Thermometer - Cushion-mounted thermometer provides an "at-a-glance . To get among the sources, you can discover the fascinating point to acquire. Orient the map to the terrain. Lensatic compasses are used by the United States military for a reason. Your action from here depends on the value and direction of your declinationeast or west. Lets say youre out hiking. to orient the map to find your position. 5. A lightweight, well-engineered orienteering compass from the Finnish company that helped set the gold standard in navigation. True north is represented by a star. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. Once you are physically at your starting location, its time to put your compass to good use. Next, turn the compass housing so that the index pointer corresponds to the number of degrees of the magnetic declination. Lets return to Muir Woods as an example. Say your azimuth was 170 degrees. Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. Plot a line on the map using the back bearing from that mountain. You see that its 230 in relation to your location. Hold your compass in the two-hand hold, steady and level in front of you. 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. A lensatic compass is often referred to as a military compass, and is typically used by the U.S. Military. 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. Hey, it happens! This video shows how to orient a map with a compass and briefly discusses magnetic declination. Plus, as a web site visitor, you get a 50% discount off the regular price, meaning you get the whole course for $10. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. Before we do that, lets dig a bit deeper into declination. Step 2: Line up your lensatic compass with the North Star and make sure the index mark is on the star. A good temperature of 65F to 78 should keep the humidity down and help preserve the structural integrity of the compass. To orientate the map, rotate both the map and compass together until the red compass needle and the red orientating arrow match up. Great article! Look at your map, or use a website to see your local areas declination. We know were somewhere along HW 115 and south of Saddle Mountain. To prevent this issue, well tweak our compass to account for declination. This involves trying to orient a map using only topographical features and your own eyesight. Well say the declination value is 10 degrees. Advnture is part of Future US Inc, an international media group and leading digital publisher. Welcome back to the Land Navigation Manual for the Art of Manliness. 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. Set your compass dial to 000 degrees. When the actual lens gets damaged, it unnecessarily impairs simple operation. Keep in mind that maps are drawn with north at the top. Line your orienteering compass's base plate up with the map's north-south lines. Whenever the luminous magnetic arrow lines up with the luminous short line, you're following your intended azimuth. Now $7.56. Now, read the degree marking under the fixed black index line. 1. Youll line up your needle with the tape arrow instead of the arrow on your compass. Instead of using your compasss arrow, youll align your needle with the tape arrow. Make sure the travel direction arrow is pointed in the direction you want to go. A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. Using a little screwdriver or the metal piece that came with your compass lanyard, turn the small screw. Place the three remaining fingers below as if you are holding a gun. 3. The rear bearing is at a 50-degree angle. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. PART 1 Basic Land Navigation. So, if you know where you are on the map, look ahead and see what features you can see. So, if youre at Muir Woods and your compass reads 180 degrees, subtract 14 degrees. Check to see if the north directional arrow is inline with the arrow/line of the compass. Step 1: Find the North Star. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. Its declination is recorded as 14E. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. Magnetic north lines up exactly when youre on this line and facing true north. The U.S. military M-1950 lensatic compass shown in this video is still in use today. So in this episode, well go through the abilities youll need. Assume youve climbed to the top of Camels Hump in Vermont. The lensatic compass is comprised of different parts compared to a baseplate compass. Brett May 23, 2016 Last updated: June 2, 2021. 4. Line your lensatic compasss base plate up with the maps north-south lines. 3. Come to think of it, I dont even know if he had a compass. When you return from using your lensatic compass, take it apart as much as possible to detect any moisture. surface. Look at the index line and read the number. PART 1 Basic Land Navigation Module 6 Map Information WARNING This presentation is intended as a quick summary, and not a comprehensive resource. Half the activity of their sport is keeping their map oriented so they can navigate faster and with more accuracy. Place the compass on your map with the edge along a north-south grid line. 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. For bearings of 181 to 359 degrees, rotate the bezel clockwise. Once you are physically at your starting location, it's time to put your compass to good use. Let's have a look at the sources that constantly give favorable points. Ethan Allan, the peak you observed, is cut through by the plotted line. Read the number at the index line. Your cheek should be resting on the base of your thumb. The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. An "azimuth" is pretty much the same as a "bearing." New York, A visualization depicting the Soldiers Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). Make an "L" shape with the index finger and thumb of your other hand. 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). slide 1 to 3 of 3. The bezel clicks as it moves--three degrees for every click. As long as you can hold the compass level and steady, the exact grip doesn't matter. . The Lensatic compass is used to determine 'azimuths' or 'compass bearings' (horizontal angles). . If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. 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. The techniques employed when using the lensatic compass are as follows: a. You notice another mountain peak out in the distance, but you dont know what its called. 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 . Using the side of your compass, draw a line towards the highway that youre on. Were headed to the Wichita Mountains Wildlife Refuge in Oklahoma for this example. 8; Page 11 G. LOCATING POSITION USING INTERSECTION 1. But it isnt just magnets there are other culprits at play, here. Ensure that the compass bezel is set to 0 degrees i.e. Save my name, email, and website in this browser for the next time I comment. A: In order to orient and read a map, you have to have spatial awareness. We can find out easily enough, though. 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. We just dont know where we are. He is currently working towards qualifying as a Mountaineering and Climbing Instructor and International Mountain Leader. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. 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. Then tilt the mirror until you can see straight down into the bezel. 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. A compass needle aligns with the magnetic fields in the Earth, which is what it uses to help you find true north. The mils are in black, and are the outer measurements on the ring. The variation between magnetic north and true north is currently so minor that this can generally be ignored. Place your map on a horizontal surface and then place the compass on the map so that the orienting arrow points to true north on the map. Place map on flat surface (not metal) 2. You can use this feature to set your compass in the dark. In such orientation we use a lensatic scale. Center the compass on the map, with one of the baseplates long edges running between the two places of interest. In my. The red end of the needle must be pointing to the top of the map. for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. From this diagram, we can see that our compass would point to magnetic north a little over 13 degrees to the right of "straight up" on the map (grid north). 3. Spread out your map. 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. Take your compass and line up the edges with the north-south gridlines on your map. My 159-page, fully illustrated book is yours for the asking. Experience is the best way to learn and wed highly recommend booking a navigation course to really hone your skills. Gently pull the lid down until the sighting line is visible through the lens. Ymiko Compass Survival,Compass For Kids,Compass Hiking Durable Shockproof Waterproof Brass Camping Tools For Navigation Outdoor. Sometimes limited visibility means terrain features may not be visible. Determining a Bearing, or "Shooting an Azimuth", Using Your Compass Sights to "Shoot an Azimuth". We need to compensate for the compass now that weve placed it on the map so that we can appropriately orient and travel. Declination is the angle formed by true north and magnetic north. 2. 4. No declination exists and you dont have to adjust your compass. Let's say you see a water tower off in the distance. The degrees are in red, and are the ring's inner measurements. How To Get Your Map and Compass To Face the Same Direction. Hey, it happens! $7.20. If the contour interval is 10 meters, then what is the change in elevation of each intermediate contour . 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. Picture 1: Map Declination. See the line labeled the agonic line? 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. 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). Hed just line his map up with the features of the lake we were currently on to find our portage to the next lake. Now, hold the compass level and squarely in front of you. Because my magnetic declination is 4E, Ill move the black arrow outline to the red hash marks next to E DECL.. Where can these symbols be found. Step 1 Determine the direction of the map of the declination and its value from the declination on the map. Above: For this example in the Grand Canyon, grid north ("GN") differs from true . 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. Last but not lease, lensatic compasses are prone to scratching. Remember declination from Part I? At least, I never saw him with one. Heres our step-by-step guide to the most straightforward. Youve got your trusty compass and a map of the area, but you dont know exactly where you are in relation to the map. 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. You are missing your point location. With the thumb loop all the way down under the compass, put the thumb of one hand all the way inside the loop, and place the index finger of that same hand along one side of the compass. Were going to use the back bearing of that to plot a line from Saddle Mountain towards our general direction on the map. Where the second line intersects with the first is where youre at on the map, more or less. a. Then, you place your protractor on the map with its center point at your current position, making sure the north-south lines on the protractor line up with the north-south lines on the map. Using your protractor or other straight edge, you draw a line from your current position in the direction of where you want to go. From point A to point B, thats your bearing. Next, without changing the orientation of you map, move your compass so that the point you are plotting to/from is under the sighting wire, and the compass dial reading matches your bearing. Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. Now that were putting compass to map, we need to adjust for it so that we can accurately orient and navigate. Lets go back to our Muir Woods example. Youll want to turn it until that black arrow outline is lined up with the 4E hash mark. Orient you compass with the bearing, and draw the bearing line. Bear in mind that an east declination value will be a positive number, and a west declination value will be a negative number. Orienting the Map with aLensatic Compass. (1) Compass-to-cheek method (figure C-21). If your compass doesnt have a declination adjustment key, simply make the adjustment on the spot. 3. 3. Flip up the small magnifying glass. Kieran James Cunningham is a climber, mountaineer, and author who divides his time between the Italian Alps, the US, and his native Scotland. 1. 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. 3.30 MB. Get your own customized topographical maps, built according to your specifications. Oriented the map. 5. $8.77. Thats right Contours are king. Take that bearing and plot it on the map using the technique explained above. With a little bit of compass work, you can figure this out. Or maybe using the sun to help put your map somewhat the right way around. Its not an issue. Throughout this procedure, were not utilizing it at all.). Find two or three easily identifiable features or landmarks on your map and then try to identify them in the terrain, or vice-versa. The how to orient a map using a compass is a skill that can be used in the outdoors. We guide you on how to orientate a map with or without your compass so that you can navigate your way through the backcountry. Boom. Please refresh the page and try again. Get my Land Navigation coursehere. Place compass on top of map. 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. 4. Well use the rear bearing of it to draw a line on the map from Saddle Mountain to our approximate direction. 1. It's important to hold your compass stable, squarely in front of you, and level. OEC G&V. Download. Last update on 2023-03-04 / Affiliate links / Images from Amazon Product Advertising API. More or less, where the second line meets the first is where you are on the map. For this example, were going to go to the Wichita Mountains Wildlife Refuge in Oklahoma. Because this method of orienting your map requires having visuals on features or landmarks in the terrain, good visibility is a must. SMCT Orient a Map Using a Lensatic Compass. Your compass is now set. To use your lensatic compass to find the direction of your intended azimuth (which you probably got from your map, using your protractor): 1. There are 2 ways to do this - using landmarks or using a compass. The plotted line cuts through Mt. Rotate the compass dial until north on the compass ring lines up with north on the map. So there you have it. 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. how long can eggs sit out before incubating,
Keesler Air Force Base Dorms, Glen Lake Ny Boat Launch, Our Barndominium Life Floor Plans, City Of Armadale Fire Pits, Articles H