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<blockquote data-quote="WildcatB" data-source="post: 201902" data-attributes="member: 10379"><p><strong><span style="color: black">M</span></strong><span style="color: black">inute <strong>O</strong>f <strong>A</strong>ngle. </span></p><p> </p><p><span style="color: black">It's a measure of an angle that's 1/60th of a degree. </span></p><p> </p><p><span style="color: black">Angles can be measured in Degree's, Minutes, and Seconds. </span></p><p> </p><p><span style="color: black">There's 360 degree's in a circle, 60 minutes in a degree, and 60 seconds in a minute.</span></p><p> </p><p><span style="color: black">At 100 yards, a minute (or moa) covers a circle approximately 1.047197 inches in diameter. At 200 yards it covers 2.094395 inches...at 400 yards its 4.188779.... at 1000 yards its 10.47 inches... at 2000 yards its 20.94 inches</span></p><p> </p><p><span style="color: black">Most people just use 1" for every 100 yards.</span></p><p> </p><p><span style="color: black">It's often used to describe how accurate you and/or your gun can consistently shoot. </span></p><p><span style="color: black">If you get a 1/2" group at 100 yards, you are shooting a 1/2 MOA. </span></p><p> </p><p><span style="color: black">A 5" group at 500 yards is 1 MOA.</span></p><p> </p><p><span style="color: black">A 10" group at 1000 yards is 1 MOA</span></p><p> </p><p><span style="color: black">A 2.5" group at 1000 yards is 1/4 MOA.</span></p><p> </p><p><span style="color: black">It can also be used to give "hold over" corrections for shooting long range for a given trajectory. For example at 600 yards, at 4500ft elevation, 59 degrees, with a muzzle velocity of 3100 ft/sec, a 150 grain bullet, with a .277" diameter and a BC (ballistic coefficient) of .525, I have a drop of 10 MOA. (I got this using a ballistics calculator) If I'm using a nightforce scope with a np-r1 reticle.... since each vertical tick is 1 MOA, I just hold over 10 ticks from center and shoot.</span></p><p> </p><p><span style="color: black">Instead of holding over, since there is 4 clicks per minute, I could have dialed 40 clicks up. Then held right on.</span></p><p> </p><p> </p><p><span style="color: black">Hope this helped.</span></p></blockquote><p></p>
[QUOTE="WildcatB, post: 201902, member: 10379"] [B][COLOR=black]M[/COLOR][/B][COLOR=black]inute [B]O[/B]f [B]A[/B]ngle. [/COLOR] [COLOR=black]It's a measure of an angle that's 1/60th of a degree. [/COLOR] [COLOR=black]Angles can be measured in Degree's, Minutes, and Seconds. [/COLOR] [COLOR=black]There's 360 degree's in a circle, 60 minutes in a degree, and 60 seconds in a minute.[/COLOR] [COLOR=black]At 100 yards, a minute (or moa) covers a circle approximately 1.047197 inches in diameter. At 200 yards it covers 2.094395 inches...at 400 yards its 4.188779.... at 1000 yards its 10.47 inches... at 2000 yards its 20.94 inches[/COLOR] [COLOR=black]Most people just use 1" for every 100 yards.[/COLOR] [COLOR=black]It's often used to describe how accurate you and/or your gun can consistently shoot. [/COLOR] [COLOR=black]If you get a 1/2" group at 100 yards, you are shooting a 1/2 MOA. [/COLOR] [COLOR=black]A 5" group at 500 yards is 1 MOA.[/COLOR] [COLOR=black]A 10" group at 1000 yards is 1 MOA[/COLOR] [COLOR=black]A 2.5" group at 1000 yards is 1/4 MOA.[/COLOR] [COLOR=black]It can also be used to give "hold over" corrections for shooting long range for a given trajectory. For example at 600 yards, at 4500ft elevation, 59 degrees, with a muzzle velocity of 3100 ft/sec, a 150 grain bullet, with a .277" diameter and a BC (ballistic coefficient) of .525, I have a drop of 10 MOA. (I got this using a ballistics calculator) If I'm using a nightforce scope with a np-r1 reticle.... since each vertical tick is 1 MOA, I just hold over 10 ticks from center and shoot.[/COLOR] [COLOR=black]Instead of holding over, since there is 4 clicks per minute, I could have dialed 40 clicks up. Then held right on.[/COLOR] [COLOR=black]Hope this helped.[/COLOR] [/QUOTE]
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