Turn the map and compass together until the azimuth sighted lies under the Index Line. 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. To obtain a heading from our map, we may use our compass as a protractor. Well, that is, unless you're doing something silly like holding the compass backwards. Once you know that you're facing north, rotate the compass so that the luminous line is over the 170-degree mark. Suunto M-3 Compass. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map. When you point your compass towards true north, your compass needle is going to point a little to the west. As long as you can hold the compass level and steady, the exact grip doesn't matter. The instances navigation needs to be most spot-on are when visibility is compromised. So, how are you going to acquire your point position? Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. . . Hold compass up to eye level and view larger side card for "direction-of-travel" compass. Step 2 Lay the map in a horizontal position. 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. Pull the lens holder up so that it is at a 90-degree angle to the base of the compass. The cover is used to protect the compass and also incorporates the sighting wirewhich helps you determine direction. Lensatic Compass Military Camping Hiking Army Style Survival Marching NEW How To Get Your Map and Compass To Face the Same Direction. This involves trying to orient a map using only topographical features and your own eyesight. Using the side of your compass, draw a line towards the highway that youre on. The plotted line cuts through Mt. Finally, before setting off, be sure to do a quick check by looking around you to see that all features represented on your map are where they should be in the terrain. As we can see, the area Im in has a declination of 4E. 3. As a result, your real bearing is 166. How you can Read an Engineer Compass - Physics | ScienceBriefss.com slide 1 to 3 of 3. Its declination would be written as 14E. Magnetic north would be slightly to your right, or east, by about 14. Look at the index line and read the number. Looking at the photo below, let's say you're at the north end of Sheeler Lake, where the penciled X is. Land Navigation Flashcards | Quizlet Make an "L" shape with the index finger and thumb of your other hand. 2. Find out more atwww.alexfoxfield.com (opens in new tab). There are so many different kinds of compasses, it can be hard to keep up. Reserve! for Faith in Humanity, how to orient a map using a lensatic compass, orient a map using a lensatic compass powerpoint. Use the illustration above to familiarize yourself with the components of a lensatic compass. Your action from here depends on the value and direction of your declinationeast or west. How to Orient a Map - land navigation You can use it to find your bearings in any direction you need to go. A: In order to orient and read a map, you have to have spatial awareness. Draw a line towards the roadway youre on using the side of your compass. Step 2. 3. Then, slide your compass around so that its edge passes through the landmark on the map, while the orienting arrow continues to point north. Assume youve climbed to the top of Camels Hump in Vermont. 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. Declination was taken into account while adjusting the compass. You cant shoot a bearing on the end point in your terrain since you cant see it. There is no declination, and you do not need to adjust your compass. 5. Now repeat step 3 above and youre good to go. 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. Throughout this procedure, were not utilizing it at all.). Customize the template with smart fillable areas. But heres where things get tricky: the angle of declination changes depending where you are on the earth. With a little bit of compass work, you can figure this out. 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. With our compass adjusted for local declination, were now ready to start orienting ourselves. 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. Turn your entire body as a unit until your predetermined azimuth falls under the fixed black index line. If you have already adjusted your compass for magnetic declination, your map is now oriented and youre good to go. Keep it in a case, or wrapped up in a thick cloth to prevent those damages. Above: For this example in the Grand Canyon, grid north ("GN") differs from true . Travel to that landmark. 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Thats your bearing from point A to point B. {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you orient and read a map? ), but youre not sure where. 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. Youll want to turn it until that black arrow outline is lined up with the 4E hash mark. Orient your map so that its lined up with magnetic north (see above). Now its time to use the lens. $8.77. I guess the military needs the extra accuracy now and then say, for example, to precisely place artillery fire. It has its advantages and disadvantages over the orienteering compass. Finally, read the number on the rim of the compass. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. What if youre not on a route and just have a broad idea of where you are? 3. 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. Lensatic compasses are seasoned or experienced navigator tools. 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. How to use an Orienteering Compass - Survival Gear Book 3. You can use this feature to set your compass in the dark. Make sure the degrees of the dial are readable. Now that were putting compass to map, we need to adjust for it so that we can accurately orient and navigate. Ebook Free , by June Fleming ~ docilecovenanter Rotate the compass dial until north on the compass ring lines up with north on the map. You cant see the end point in your terrain, so you cant shoot a bearing on it. We just dont know where exactly. 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How Should I Set My GPS and Compass? What if youre not on a trail, but you just know the general area youre in? Next month, well wrap off our series with a final briefing on how to navigate using MGRS coordinates, exactly like the military. Place the compass on your map with the edge along a north-south grid line. How to orientate a map: let us point you the right way | Advnture To use the terrain to orient a map, you must be familiar with symbols used on the map. Double-check by making sure the map title or legend text is the correct way up, or find the maps north arrow. Make a mark with your pencil at the notch on the end furthest from the sighting wire. 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. Hold the compass steady and level, and up to your face. 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. To do so accurately, however, we must first adjust our compass for magnetic declination so the reading taken from the compass arrow is pointing our map towardtruenorth as opposed tomagneticnorth. So in this installment, well go over the skills you need to do just that. No declination exists and you dont have to adjust your compass. Line up the meridian lines (the parallel lines inside the bezel) with a north/south grid line on the map. When you face true north, magnetic north is going to be left, or west, of you by about 14. When we know our point position, we can identify any landmark that we see in our terrain by using the map. Use the lens to look through the sighting line to find another landmark, and repeat until you reach your destination. In such orientation we use a lensatic scale. 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. 2. Click heretolearn about the three different types of compasses. 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. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). Turn the compass cover more or less perpendicular to the base. To find the tower's bearing with your lensatic compass: 1. Put that hand up to the compass, steadying the compass by placing your index finger along the compass's side, and wrapping your thumb between the bezel ring and the rear sight. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); What is a Lensatic Compass and How to Use Them? You can use this feature to set your compass in the dark. If your map already has a line to show magnetic declination, you can take your compass and line its edges up along this. You learn that it has a 176 bearing. B. If we dont account for declination and use our map to acquire directions to our destination, well be wrong by 14 or more when we start walking. Required fields are marked *. Use your index finger to steady the front of the compass. Program, Strengthen Your Tribe: A Report on the Atomic Athlete Vanguard, The Best Riddles for Kids (With Answers! When you point your compass towards true north, the needle will point slightly east. Plotting a bearing on a map using a round lensatic compass - MapTools Lets say youve hiked the peak of Camels Hump in Vermont. Most lensatic compasses are designed to withstand moisture to a certain extent, but nobody makes them perfect. 4. how to orient a map using a lensatic compass - caketasviri.com See that little black outline of an arrow? Come on in and save lots of money! Welcome back to the Land Navigation Manual for the Art of Manliness. 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. Step 1. Your email address will not be published. Of course, ignore all of this if youre hiking through the Netherlands or Florida, where hills and, by extension, contour lines are somewhat rare. Youll line up your needle with the tape arrow instead of the arrow on your compass. Place your compass on your map with the edge of the baseplate parallel to the north-south meridians on the map. Turn the map and compass together until the red needle is pointing north. Half the activity of their sport is keeping their map oriented so they can navigate faster and with more accuracy. 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.