PDF By Maj. John L. Plaster, USAR (Ret.) After nearly a decade of It may not display this or other websites correctly. This is as a result of a bullet drop. It is important to realize that with a .308 rifle, 200-300 yards is a good shooting distance. 5 0 obj Red Oak, White, or Chestnut for Deer Herd? Typically, a lower correction of .5 - 1.5 is required. Lets say you shoot a 150gr Swift Scirocco factory load from Remington in your 308. If you zero for certain ammo and then swap to another ammo like Remington magnum cartridge, your entire setup would be thrown off. Most folks prefer a 100 yard zero, as do I. So out to 200 Im right behind the should. 90,LAV-);8p I zero my 308 for 2.5" high at 100 with a 168gr. A Gun vice keeps your gun entirely steady as you zero it. Bass, Trout, and Reds. If you try to zero at 1,000 yards and then shoot at 100 or 200 yards, your bullet would be totally off target. However, this requires using a chronograph to get an accurate velocity reading and a ballistic calculator to determine the expected trajectory deviation at 50 yards. Yeah what meant by "lift" is that (and this is just my thinking, could be wrong) is that the shape might cause just a tiny bit of aerodynamic pressure keeping it from dropping as fast as it would in a vacuum. Zero dead on at 100 then either dial the range in or use hold offs. to calculate 308 ballistics. Optimum sight setting for a 6 inch vital zone for this ammo and your firearm is as follows: Shoot! On my AR15 in 300 blackout with a Super Sniper scope I zeroed in at 50 yards which also zeroed my rifle for 300 yards. .243 vs .308 Cartridge Ballistics Performance Comparison - Sportsman's She lets me keep the ones she doesn't like. The direction of the barrel can be seen when you bore sight. I have a new .308 bolt action rifle arriving tomorrow. Millett - Shooting Tips - MillettSights.com If you miss the target at shorter range say by a half-inch you will be much further off at longer range. If you have your scope mounted the normal 1.5" above the bore (center of bore to center of scope), then you would need to sight in about .25" low at 25 yards to be about 1.8" high at 100 yards. 308 Winchester Ballistics Chart | Ballistics 101 The stats are generated using a 150gr FMJ Boat-Tail with a ballistic coefficient of .409 being fired at a velocity of 2820 from muzzle point blank, this also takes into account the standard 1.5" scope height, and a gun that has been sighted in at 100 yards. As a general guideline a group 1 to 1 /12 inches high at 100 will zero close to 200 yards. I would rather deal with the first and just remember 14 inches out to 300 instead of having to remember your shooting 3.8 inches high at 150 which is definitely enough to cause misses over things at close ranges especially on small animals or with ear shots on pigs, You may think its better but for someone that has been shooting and sighting in dead on at 100 his whole life and attempted this other great no thinking just shoot method it didnt work. By Chuck Hawks. 'C =f d4ASiDVkYO~g*N3T@XhV.v&O9ni{ 90% of all shots will fall in that group. Some shooters fire three shots to see whether there would be a shift with each shot. The laser is installed into the muzzle of your gun and travels in a straight line. Sorry but I keep going over this if he is zeroed at 100 and presuming his scope is 1.5" to 2" above the bore axis, how could it hit 6-8" low at 50 yards? I ran this based on your Hornady 168g Amax. Wanting to hear from Owners/Shooters. The heavier dashed line (0.0) is the "line of sight" through the scope. Check that the scope mount if it is properly installed. xXT7J)! What's the Best Distance to Zero A Hunting Rifle? | Outdoor Life That is, assuming your shots are hitting the target perfectly. `%1 v 6T Rifle scope: This is the major piece of equipment for zeroing your rifle. Second Media Corp., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Zeroing scope at 100 yards - what to expect at closer ranges Zeroing in a 308 | GON Forum Match load, the drop at 700 yards is -162.58 inches, and at 800 yards it's -237.19 inches. Using my rule-of-thumb, the 25% drop is -177.5 inches at 725 yards, very close to the actual drop of . If its close to 2.6 inches then your 308 is now zeroed for 230 yards. I shoot 168 grain SMK's 90% of the time through .308. A rifle that has been zeroed at 100 yards might not be accurate while firing at 300 yards. I like this set up for pigs because there is no adjustment needed and I'm in the vitals on a center of mass shot out to 300yards. You must log in or register to reply here. I this is how I would zero if were my gun and had fixed turrets. I backed off advertised velocity 50 fps. The two most important variables are the Initial Velocity and the Ballistic Coefficient. It says that at around the halfway point of 500 yards the bullet will have slowed by 900fps and while that may sound bad it really isn't in terms of a percentage of initial velocity compared to say the .223 Remington (would be 1481fps from initial 3214fps) or the 7.62x39mm (would be 1066fps from initial 2349fps). Mike is a long-time shooter. Hunt In: Eagle Lake. No two shots are the same. <> 1" high at 100 works perfect for me. Close enough that it won't matter for hunting. Bore sighting lets you anticipate where the bullets will strike based on the angle and direction the gun barrel points to. The email address you entered is not valid. msp3903, I clearly stated: "The barrel is aimed up slightly so the bullet will rise until it hits peak trajectory at about 100 yards." The .308 cartridge is considered overkill for game smaller than a deer. All Rights Reserved. Trajectory curve of bullets from most bottleneck cartridges in the .243 Win. Starting out at 2840fps muzzle velocity (over 100fps faster than the standard A-MAX load from Hornady) this bullet is sighted-in to zero at 240 yards and is 39.16 low at 500 yards. I always sighted my 308 in dead on at 200. The more we all know, the better organized and stronger the shooting and hunting community will be. ?') #D(xk9 ~e~Ew NFn0s?- Cw5xiOcb`?@Q9#F0B|BJaxV Berger VLD. Once I've got the velocity determined I work on setting the desired zero. It is this bullet impact point that you would use to zero your rifle scope. Maybe 6 to 8 inches depending on the bullet weight and the velocity. Barnes TTSX Ballistic Question | GON Forum One new winner* is announced every week! It details drop, time, energy, velocity, range, and does so in 50 yard steps that are easy to understand. 1998 - Present. Therefore, with a 26-yard zero, you can hold on the target and expect to hit a 6-inch vital zone from 0 . A long range zero, such as a 1000-yard zero, is only useful when firing at that distance. but i dont have any info for 50. whats the average impact at 50 with a 168gr 308 with a 100 yard zero is it high or low. External ballistics covers the projectile's flight, and terminal ballistics is all about what happens when that projectile lands. Get free updates when we add new tips, articles and more! You are one of the most knowledgeable people on this site. A 100-yard zero is ideal for hunting locales that limit shooting distances to 200 yards or less. If zeroed at 100 yards, where would you hit at 50 yards? People see that arc and it supports their beliefs. Most shooters prefer to zero their rifle scope at a short distance like 25 yards, others zero their scope at 50 yards, but 100 yards zero is the optimum range. In order to consistently hit deer-sized targets at 300 yards and beyond, or determine the best sight settings for long range target shooting, use Shoot! 6.5 CM vs .308 Ballistics Comparison 6.5 Creedmoor vs .308 Velocity. The 308 Wins chief drawback is that it contains too little propellant for its bore size. Now adjust your scopes elevation turret up 2.61 inches (e.g. Thanks everyone and thanks especially to lowegan, that really helped. A short-action cartridge permits a more compact rifle, an invaluable perk during long hunts or treks through the brush. I zero at 100 yards on all rifles. Your email address will not be published. V4q,ZL@&/\Zckn|c?(2~fyz @P Bullet trajectory tables and charts, as well as ballistic calculators, can be used to compensate. How to Sight in a Scope - Step by Step Guide. If you like to ear hole them then you may look at fine tuning a bit more for your set uo. Save my name, email, and website in this browser for the next time I comment. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. By adding trajectories to the panel on the right you may produce charts and graphs that show the different trajectories side by side. This does not mean that your scope should always be zeroed at 100 yards. Zeroing a scope at 100 yards is simple, and even amateurs can easily zero a scope at that distance without any challenge. This kind of medium range shooting should be easy if you zero at 100 yards and then adjust your elevation for a 200-yard shot. Different story. It is important that you take note of your ammo, wind, range, and so on so that you can precisely replicate those shots when needed. AR15 [zero] 0 Degree (ONLY) Vertical Grips - POST your PHOTO - Help Community Choose! Using 168gr Sierra Match King HPBT and a 100yd zero, you will be almost dead on at 50 yards.. You can also zero your scope for a longer range. I plan to get to the range with it this weekend to zero in the scope and have some fun. If your target is 1,000 yards away, the bullet drop would be several feet, and most riflescopes do not have that kind of range. For a better experience, please enable JavaScript in your browser before proceeding. ballistics software calculated the following sight settings: 2.61 inches high at 100 yards for a 230 yard zero. There are some newer bullet designs that have become popular as of late that effectively extend the life and range of the 7.62x51mm NATO/308 Winchester even further. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. . Jack O'Connor's Formula For Shooting Game At Long Range If you do not have a Shooting Chronograph, I strongly suggest you purchase one. Setting your zero depends on the intended application. Whatever you do, do not practice off the hood of your car until you have a clear understanding of your question: To be sure of hitting the target, shoot first and call whatever you hit the target. The graph shows that your .270 Win. You may need to remove your scope, reinstall, and tighten it in the proper direction. Here's the chart I was looking at. So what does the charting of the .308 Winchester's external ballistics tell us exactly? If your average range is 200 to 300 yards, start at 200 yards. If I recall, while in the military we zeroed our m4's at 50 and that equated to a 200-225yard zero. Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. A boresight can be used to zero a scope without firing. Every shot will kill a deer guaranteed. (Any cartridge that sees widespread use in wartime is necessarily going to remain popular with those hunt in peacetime.) However, for some reason, most shooters have chosen a distance of 100 yards as their standard range for zeroing. This might seem arcane and boring, but it's at the heart of how we hit or miss game. but i dont have any info for 50. whats the average impact at 50 with a 168gr 308 with a 100 yard zero is it high or low. To compensate for bullet drop, you must zero the rifle scope such that it shows the impact point (where the bullet will hit) at a given distance rather than the direction of the barrel. Before we begin, lets define what it means to zero a rifle scope. 'l@O5_INA0+I d9Y8n)'7PD ` T!t20 [8qgegDll?El5 0t. d=LPPa vFga.st{#:hT0aY:B4t sV /,(IY@Zp'A ~: i2bv]?waEjS}@!F@49ISh7zi?U`hB1(_A C%Z9kd#A?`,z6P{)Oh0F/H -%.0s}~XX8Z@y]jzF /9U ``\ Re: .308 - where do you like to zero at and why? How To Zero A Scope For .308 Winchester | The Daily Caller If the rounds miss the target by 2 10 inches, make adjustments to the sight. The bullet hole will serve as the starting point for your scope adjustment. Diary: Some shooters use a book and a pen to perform calculations while trying to set up the zero. 5Gl!-98 Let your fellow shooters know share this article using the Facebook, Twitter and other social media icons below. If you zero at a longer distance and then fire at 100 yards, you must change your elevation otherwise your shot will be too high. Another factor for long range shooting is the elevation adjustment range provided by your scope. using Hornady 168gr A-MAX Superformance Match factory ammo. Below we feature several different ballistic charts for the 308 Winchester centerfire rifle round. the scope is properly mounted on the rifle, {TOP 5} Best Glock Suppressor Sights Reviews From Experts (2023 Updated), Mastering Precision: A Guide to Using a Rifle Scope with Your Air Rifle, Maximizing Accuracy: A Guide to Using a Rifle Scope on a Shotgun, Rifle Scope Fog Resistance: What to Look For, The Difference Between A Traditional And Illuminated Rifle Scope, Rifle Scope Water Resistance: What To Look For, How to Use a Rifle Scope With a Prism Sight, Rifle Scope Shock Resistance: What to Look For, How to Use a Rifle Scope With a Backup Iron Sight, How To Use a Rifle Scope With a Red Dot Magnifier, How To Use a Rifle Scope With a Ballistic Reticle, The Benefits Of Using a Thermal Scope On a Rifle, The Benefits Of Using a Night Vision Scope On a Rifle, How To Use a Rifle Scope With A Rangefinding Reticle, The Difference Between a Fixed and Variable Power Rifle scope, How To Use a Rangefinder with Your Rifle Scope, How To Use a Rifle Scope With a Holdover Reticle, The Benefits Of Using a Spotting Scope With Your Rifle Scope, How To Use a Rifle Scope With a Mil-Dot Reticle, How To Use a Rifle Scope With a BDC Reticle. Bullet drop, wind drift, and energy loss become increasingly pronounced the farther a 308 Win reaches. The 308 Win's .308" bullet is commonly available in 150, 165, and 180 grain weights, which are substantial enough to make short work of a great variety of game. from 100 through 1000 yards. Not that it really matters, but there is one small thing here that I want to point out. .270 vs .308 Win - A Hunter's Caliber Comparison by Ammo.com Zeroing a 7.62/308 Battle Rifle | Sniper's Hide Forum Other related pursuits include reloading and bullet casting. He is closer than 300 you spine him if he is at 300 yards you hit em in the lungs. Winchester had already introduced the 308 Win two years earlier, however, and it featured virtually the same T65 design that the 7.6251 would as well. You will have to shoot to find out exactly what yours does but a 308 with a 165 class is right there within a half inch. This is why experienced shooters use a book to keep track of scope adjustment and accuracy at various shooting ranges. Internal ballistics refers to what goes on within the gun. Copyright 1996-2023 AR15.COM LLC. Still, even if you zero for just 100 yards, you should know the exact bullet trajectory so = p.o.i. I like a 100 yard zero and learn/print a drop table. Please let me know how it can be improved upon. In fact the .308 Winchester 165gr bullet is traveling faster at 1000 yards than the .223 or 7.62x39mm at just 500 yds. Rifle Trajectory Table - CHUCKHAWKS.COM You can then also add atmospheric conditions and angles. If youre using a gun vice, be sure the rifle doesnt move while youre shooting. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. If you always shoot between 700 and 1,000 yards, zero for that shooting range. =XHsNo`g ,i= .vt,V@+ :%+WniXw_} KlJ,TO6 0q(L-|tU.o9"[g ~P% %!N%V$; ` 5` wm`uK|h4*H8l}C]o! It reduces the possibility of human mistakes and should be used while setting up your zero. I am not a gun shooter, but I recently bought a .308. Rifle Trajectory Table. Simply connect it to the end of the gun and set its crosshair by looking through the scope. Rifle Hack: Sighting for 100 Yards at a Distance of 25 Yards Sort of like dropping a pound of feathers an a pound of leadwhich would hit the ground first? I zero every high power rifle I own for 200 yards and work off that zero. ballistics software for your PC & Mac. Starting at 2700 and 2600 fps respectively, their velocities maintain about 100-200 fps difference all the . Your information will never be shared and you can unsubscribe with one click at anytime. Firstly, you can make use of a visual bore sight by aligning the sights with the center of your rifles barrel. Here's a ballistic chart for a 308 Win with a 168gr factory load. I'm going to zero the scope at 100 yards. My notes have -0.56" at 50 yds with a 100 zero with 168 gr. 308 ballistics - Charts, Point Blank Range, Hunting Loads If youre still a few inches off, make smaller changes until your shot is dead center. Okay, this is way more complicated than I thought and, apparently, there is no correct answer. The velocity with which your bullet leaves the muzzle changes, the same thing happens to the trajectory. .308 win and 7.62x51 trajectory w/ 50 yard sightin - The Firing Line Ammo: When you zero for a given distance, the quality of your ammo would influence your aim. If you like hunting or competitive shooting, you must definitely be familiar with zeroing in a rifle scope. Its case simply cant hold the charge that its high ballistic coefficient bullet requires to remain effective downrange. You are also not the one that mentioned bullet rise, someone else did when talking about a test in a vacuum. This is because most hunters and shooters have their shooting activities within the 100 yards range. [ARCHIVED THREAD] - 308 impact at 50 yards with 100 yard zero. The 308 Wins .308 bullet has an innately high ballistic coefficient but its power is often inadequate to stay on course very far downrange. That gives me p.o.a. A scoped rifle will improve your long range shooting accuracy and allow you to shoot a dead center shot. That's all the input I've got and I hope it helps the original poster. The steps to take when zeroing a rifle at any given range are simple and straightforward. Really not that hard to figure your hold over out to those distances and I am more comfortable doing hold overs than the other stuff and can still hit em in the ear if I want at close ranges without having to think about aiming low, I would zero at 100 yards if your gonna hunt pigs. While some disparage the 308 Wins low power, others uphold its lower recoil as its primary benefit. You would need to adjust the elevation and windage by 12 MOA up and 16 MOA right if the bullet hits the target 3 inches below and 4 inches to the left. The following is a 1000 yard .308 ballistic chart that was created using our free online ballistic calculator and details all aspects of the bullets trajectory from the millisecond it leaves the barrel until the time it reaches the 1,000 yd mark. "I'd rather be judged by twelve than carried by six". http://spoton.nikonsportoptics.com/spoton/spoton.html#Index:8, http://www.use.com/editset.pl?set=9ab3a2b54275a92ecb58. &`L 44(h;6)N$/zj( -G&Q-z;X yX!1A d However, the elevation range of your scope may not be adequate to change by that much, and you will still miss your shot. His reloads, particularly for 9mm, were in great demand during the height of the ammo shortage among family and friends. Where Is Emporium Selection Cheese Made, What To Do When A Taurus Man Ignores You, Articles OTHER
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