308 ballistics chart 100 yard zero

I was taught to respect my elders . problem is, I'm having a hard time finding them.. I'm shooting the Barnes TTSX 168 Gr. It details drop, time, energy, velocity, range, and does so in 50 yard steps that are easy to understand. I shoot a 168g .308, zero'd @ 100y, and at 50y my drop adjustment is 1.0 MOA or 0.3 MIL.or in other words, 100y zero will impact half an inch low at 50y. Our next 308 Win ballistic chart shows 130 grain Varmint & Predator rounds. After shooting, there should be a bullet hole (bullet impact) on your target paper. That will give you a maximum PBR of about 260 yards and a second zero of right at . and M.S. so where do you like to zero and why? Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise. fB c \QJx|{iw!x+8 A/OI@?K@ a >#EM\T@m`sF0a A= 8-!@p}F}xE; &,a 6Pgc,1sB{(& degrees from Indiana State University in 1974-1975. Copyright Ammotogo.com 2023 All Rights Reserved. Set targets out to 200 yards Now, move the paper targets to 200 yards and repeat the whole process. Note ,my chart is using a sight height of 2.5 in which makes a notable difference, A 50 yard zero is a 200 yard zero +/- 1/2". You can calculate this ballistics data and more for your favorite 308 loads by downloading Shoot! The first thing you should do is mount your rifle, and place the target at the distance you want to zero. She lets me keep the ones she doesn't like. There are ballistic tables in the back of the reloading manuals I use. I use a 223 or 22lr for the 25 yd to 175 yd shots. Sort of like dropping a pound of feathers an a pound of leadwhich would hit the ground first? If you are hunting in the woods your shooting range should not extend beyond 200 or 300 yards. n&6VJF +x.,A(TtCz '+ =mkh4! What's the Best Distance to Zero A Hunting Rifle? | Outdoor Life Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Other related pursuits include reloading and bullet casting. Bore sighting lets you anticipate where the bullets will strike based on the angle and direction the gun barrel points to. Required fields are marked *. Before we begin, lets define what it means to zero a rifle scope. What rifle, scope and ammo are you using? Starting at 2700 and 2600 fps respectively, their velocities maintain about 100-200 fps difference all the . Regardless, that perceived need set into motion the research that would eventually produce the 7.6251 in 1954. i will be using mostly from 50 -400 yards, occasionally longer but not much. .308 Winchester (7.62mm NATO), Any use of this content without express written consent is prohibited. using Hornady 168gr A-MAX Superformance Match factory ammo. Each of the below charts has a 100 yard zero. Please let me know how it can be improved upon. )HJ(5tH !-%X"HJItwHH_&x}}}^{Z>Q0S ;0`V4q L raoa m`E)| %R @ `0q x(XxNnXaS;_MN5_;t"'t2IJ= >*R:"Y6J$tSd L6zFv:7tC/P: ZRl,L\'zQ6PX*'r &.yXO~> @t}:pM` 308 Ballistics Chart & Coefficient - GunData.org Point blank range is at 272 yards. A scope zero that works .5 to 1.5 inches below the target at 25 yards should be accurate at 100 yards. In my opinion it's better to need to hold a little low for the hundred yard headshot than it is to have to hold 6 inches high for 250 or 300 yard shot. Like I said I'm no expert, I don't have fancy equipment, I don't use a Chrono, and I really have nothing to base my opinion on other than my personal experience. Most shooters prefer the 100 yards zero because it is far enough away to see if the scoped rifle is aligned with the bore. Trajectory curve of bullets from most bottleneck cartridges in the .243 Win. I didn't mean to imply that the bullet would actually rise from the firing point. Second, a laser bore sight can be used. We measure trajectory in terms of bullet drop at specific ranges. Once I've got the velocity determined I work on setting the desired zero. Check that the scope mount if it is properly installed. NN&3;'(8U2gU##;\PY`p-+`r;N&OB,-|g3+Qj1'lI\Z~P{) K hK0Vv`A]4zp^;!0T ;FHr#|NbdwaR NN Bore sights are classified as either laser or magnetic. is that a general rule for all calibers or just the 308? AR15 [zero] 0 Degree (ONLY) Vertical Grips - POST your PHOTO - Help Community Choose! While some disparage the 308 Wins low power, others uphold its lower recoil as its primary benefit. 0.59 inches low at 25 yards, 0.14 inches high at 100 yards. &`L 44(h;6)N$/zj( -G&Q-z;X yX!1A d That is, assuming your shots are hitting the target perfectly. Every shot will kill a deer guaranteed. I zero my 308 for 2.5" high at 100 with a 168gr. I sighted my 270 WSM in at 200 yards. The 308 Wins .308 bullet has an innately high ballistic coefficient but its power is often inadequate to stay on course very far downrange. Mike Hardesty is a published freelance gun writer. http://spoton.nikonsportoptics.com/spoton/spoton.html#Index:8, http://www.use.com/editset.pl?set=9ab3a2b54275a92ecb58. ballistics software today. A forum community dedicated to Ruger firearm owners and enthusiasts. If you want to go hunting, you will most likely have to do medium range or long range shooting and your targets would be between 200 yards to 300 yards. With the Ruger American Rifle in .22 Magnum, several shots in an inch at 25 yards is easy. Some shooters fire three shots to see whether there would be a shift with each shot. In such cases, a 100-yard zero is perfect. *Must have a registered ARFCOM account to win. The number in the column at 500 yards is 7.47 MOA. I was merely pointing out that is not possible. It will a produce a line graph showing the bullet drop and flight path of the bullet. When it comes to zeroing a rifle scope, there are no rules that say you must zero a rifle at a particular distance. xXT7J)! The 308 has substantial drop at 300 yards to make turn good aim into a crappy shot. Let your fellow shooters know share this article using the Facebook, Twitter and other social media icons below. Most folks prefer a 100 yard zero, as do I. Thank you. If your .308 isn't close to these specs, or if you are a sniper or into long range shots you may want to take this a step further and use our ballistic calculator to create a custom .308 ballistic chart to take into account variances. Adjust the windage and elevation of the scope turret and ensure that it points the reticle to the target. If you make the necessary modifications after the first shot, the rifles accuracy should increase and your shots should be closer to the bulls eye. 200 yard zero, sighted in at 50 per ballistics, varrified at 200. Bore sighting is done when you look through the bore after removing the bolt from the receiver. Therefore, with a 26-yard zero, you can hold on the target and expect to hit a 6-inch vital zone from 0 . 308 ballistics - Charts, Point Blank Range, Hunting Loads 270 vs 308: Trajectory. I zero my 308 for 2.5" high at 100 with a 168gr. One new winner* is announced every week! Maybe 6 to 8 inches depending on the bullet weight and the velocity. In experienced hands it can hit a 1,000 yard target. [ARCHIVED THREAD] - 308 impact at 50 yards with 100 yard zero. Assuming your rifle scope makes an adjustment of 1/4 inches for each click. I'm not trying to shoot golf balls I'm trying to kill animals, and the setup has done well for me; it may not work for everyone. I am planning to go back and really sight it in @ 100 yards. So even if you put your reticle's 200-yard drop marker right on his heart, you're going to hit more than four inches low. How to Zero a Rifle Scope at 100 Yards for the Best Accuracy We simply need to apportion those 74.61 inches of drop at 725, 750 and 775 yards. For a better experience, please enable JavaScript in your browser before proceeding. 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). It is possible to get pretty close to a 200 yard zero while using a rifle zeroing target at 50 yards. Jack O'Connor's Formula For Shooting Game At Long Range Keep in mind this is an approximation and although it is quite accurate it should never replace first-hand experience of shooting your specific firearm and ammunition to determine the bullet drop and windage at different ranges and conditions. The two most important variables are the Initial Velocity and the Ballistic Coefficient. If its close to 2.6 inches then your 308 is now zeroed for 230 yards. I zero every high power rifle I own for 200 yards and work off that zero. If you zero for certain ammo and then swap to another ammo like Remington magnum cartridge, your entire setup would be thrown off. = "SYN.glMz0=6i8 tg"NR*q#7 }+& N6,|G\ HB4Q\ eBCxQF%L k :}4`Nu!! That should cover most medium range shooting between 100 yards to 300 yards. Internal ballistics refers to what goes on within the gun. If your average range is 200 to 300 yards, start at 200 yards. 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. Not sure what to do with 270 with cds lealpold caps, but it's set up the same way for now. 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. As an all around work horse for sniping that works great for both Law Enforcement and military sniping, the .308 is hard to beat. Know Your Bullet Drop and Range When Hunting Whitetails This is as a result of a bullet drop. Here's the chart I was looking at. This is because most hunters and shooters have their shooting activities within the 100 yards range. JavaScript is disabled. A Gun vice keeps your gun entirely steady as you zero it. Both the 308 and 270 are capable of sub-MOA groups with most factory loads and hunting rounds. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. 90,LAV-);8p eEX!Fx6-kv uG4Xt`t. How To Zero A Scope For .308 Winchester | The Daily Caller Thus the difference is 74.61 inches. To make it as accurate as possible, it is important that you input the most accurate information that represents shooting conditions, your firearm, and cartridge. Zero at 100 yards. In order to hit a distant target a rifle must be correctly sighted-in, and to accomplish that the shooter must have some working knowledge of the bullet's trajectory. Learn more. Ammo2U.com ~ As a participant in the Amazon Associates program and other affiliate services, I may earn a small amount of money if you buy something after clicking on a link. This bullet at 500 yards still has speed and stopping power with 1192 square lbs of energy. In all honesty there's a good chance that at 300 yards I'm holding a half inch high and don't even realize it (onlynusong a 3x9 scope) and that may be where I'm coming up with three and a half inch instead of 4.055 or whatever. Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. 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. Rifle Trajectory Table. With a 168 grain bullet and 2650 fps muzzle velocity (Federal Match with Sierra Match Kings) and your scope center 1.5 inches above the barrel center, sighting in your zero at 50 yards would mean that the round would be. Heres where the caliber came from and what you can expect when shooting it. ballistics software calculated the following sight settings: 2.61 inches high at 100 yards for a 230 yard zero. Zeroing scope at 100 yards - what to expect at closer ranges 1.27 inches low at 150 yards. Excellent info from Iowegan. 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. Berger VLD. 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. He has a few cherished firearms that he has inherited or otherwise procured those are his favorites. 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. 308 Win Ballistic Charts (Federal, Remington, Hornady Winchester) With dozens of articles and reviews published inPew Pew Tactical,Snipercountry.com, andTTAG(The Truth About Guns), Mike is considered a firearms expert. External ballistics covers the projectile's flight, and terminal ballistics is all about what happens when that projectile lands. The steps to take when zeroing a rifle at any given range are simple and straightforward. If you zero at 200 or 300 yards and you intend to fire 1,000 yards, you will not be able to modify your elevation sufficiently to correct for bullet trajectory. 1/4 MOA scope would be about 10 clicks up since 4 clicks at 100 yards is 1 inch). If you miss the target at shorter range say by a half-inch you will be much further off at longer range. `%1 v 6T what about a 223 and 7mm-08? Trajectory is the measure of bullet's path in flight to its intended target. Firstly, you can make use of a visual bore sight by aligning the sights with the center of your rifles barrel. Hes a firearm experts and isthe founder of mhardesty.com. Slower, flat-nosed bullets from . .270 vs .308 Win - A Hunter's Caliber Comparison by Ammo.com Center mass at 250 and horizontal reticle level with back at 300. This does not mean that your scope should always be zeroed at 100 yards. Ammo: When you zero for a given distance, the quality of your ammo would influence your aim. It will be close in our normal atmosphere, but I would suspect a slight difference due to the bullet shape generating some small amount of lift. He currently reloads for over 10 calibers, both handgun and rifle. That proved not to be the case, however, so the 30-06 saw continued use well after the Korean War ended. 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. Zeroing Distances for 7.62 NATO/.308 - AR15.COM That gives me p.o.a. Here's a ballistic chart for a 308 Win with a 168gr factory load. My two varmint guns are zeroed at 225 and 275 yds. Hunt In: far out west texas & SHNF & Lovelady. BOATTAIL HOLLOWPOINT Zero in your rifle at 100 to 1000 yards based on 100 Yard Increments. This means youll need to adjust your scopes elevation turret to come up 7.47 MOA. Zero Distance: 25 Yards: 25 Yards: Ballistic Coefficient.625.552: Altitude: 0 ft. 0ft. Trajectory for .308 Federal Match 168 grain BTHP (Any cartridge that sees widespread use in wartime is necessarily going to remain popular with those hunt in peacetime.) Their ballistic chart says with a 200 yard zero that you are 2" high at 100 yards and 1 3/4" low at the muzzle. Mike is a long-time shooter. One of Americas favorite deer hunting rounds, and suitable for a host of other medium and large game as well. Re: .308 - where do you like to zero at and why? If you always shoot between 700 and 1,000 yards, zero for that shooting range. Step up to a 150-grain spire point in a 308 Winchester at 2,850 fps, zero it 3 inches high at 100, and it's only about 3.5 inches low at 300. While few law enforcement riflemen zero their weapons beyond 100 yards, I'd rather risk giving you too much information than not enough. You can also zero your scope for a longer range. The 308 Wins chief drawback is that it contains too little propellant for its bore size. Get free updates when we add new tips, articles and more! {:hd 30aq[tTas. No two shots are the same. Look through the scope after setting up the target. Bullet drop increases with distance, and you must compensate by altering the aim point. Simply connect it to the end of the gun and set its crosshair by looking through the scope. It is important to realize that with a .308 rifle, 200-300 yards is a good shooting distance. Now sight-in your 308 to hit the bullseye or center of the target as close as possible. Zero at 100 and adjust as needed. Although it might not be easy to zero a scope at 200 yards. not greater than 3" high from 0-250. My come ups are 3.5 moa to get centered at 300 yards, another 12 to 12.5 moa to be centered at 600. if you zero at 200 yards you'll never be over or under 3" high or low all the way to around 230 yards. So, lets dive into this caliber and learn more about what its capable of with a look at 308 ballistics. If the rounds miss the target by 2 10 inches, make adjustments to the sight. ballistics software for your PC & Mac. Bullets drop at different rates depending on their length, velocity, weight, and projectile type. Bullet Weight: 168 gr Initial Velocity: 2700 fps Sight Height : 0 in Shooting Angle: 0 Wind Speed: 0 mph Wind Angle: 90 Zero Range: 0 yd Chart Range: 1000 yd Maximum Range: 5905 yd Step Size: 25 yd International Standard Atmosphere Altitude: Sea Level (0 ft) Barometric Pressure: 29.92 Hg Temperature: 59 F Relative Humidity: 50% I have a new .308 bolt action rifle arriving tomorrow. The limiting factor here is the cartridge and its power. Your email address will not be published. 6.5 Creedmoor VS .308 Winchester (Ballistics and Accuracy) With a 250yd zero, you'll shoot over 2.5" high at 100 and bullet will go over 3" above LOS. Rifle Hack: Sighting for 100 Yards at a Distance of 25 Yards You are using an out of date browser. 5Gl!-98 You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. More like 6.5-7" low at 300 with a 168gr bullet at around 2700fps. 5 0 obj Sighting-in a hunting rifle to hit a certain number of inches high at 100 yards (or 100 meters) maximizes the point blank range of the . You should be way lower than 3.5" at 300yds with a .308. You may need to remove your scope, reinstall, and tighten it in the proper direction. 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! It's an excellent deer cartridge, and bullets around 165 grains can take out deer even at 500 yards. ShootersCalculator.com | Ballistic Trajectory Calculator As a general guideline a group 1 to 1 /12 inches high at 100 will zero close to 200 yards. The heavier dashed line (0.0) is the "line of sight" through the scope. Ballistics Ron Spomer Outdoors As you can see, the trajectory line starts off 1.5" lower than sight line because the bore is 1.5" lower than the scope. Take another test shot after adjusting the scope to see where it lands. It will be a lower on your target's Bulls Eye. zeroed a new hunting rifle at 100 yards and documented what i need to dial at 200 yards. lb Muzzle Velocity ft/sec. It depends entirely on how high the scope is mounted above the bore. From a speed perspective, there's nothing unpredictable from the 6.5 to the .308. Whitetail sized deer are best taken with a 150gr bullet from Sierra/Swift/Hornady. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. I shoot 168 grain SMK's 90% of the time through .308. 'C =f d4ASiDVkYO~g*N3T@XhV.v&O9ni{ Zeroing a rifle scope is very important for long range shooting because it improves your accuracy for long distance shots. 90% of all shots will fall in that group. The average drop at the 100 yards is 1.3 Inches up, but then at 200 yards, the bullet drop is at 0 (200 yards is the zero point or the range the rifle is sited for). Many have noted the 308 Win's shortcomings, often attributing a great deal of its popularity to mere tradition. The goal here is to begin at 100 yards and progressively increase your zero as you improve your shooting skills. Once you get a solid 100 yard zero, just get a Trajectory card/dope sheet on that round and you'll be good to go. That gives me p.o.a. The same may be said for the reverse case. You may do this by making your impact point lower than your target distance of 25 yards. Save my name, email, and website in this browser for the next time I comment. Lets say you shoot a 150gr Swift Scirocco factory load from Remington in your 308. (Some tactical missions, such as skyjacks, of course, may require a more distant zero.) Massive popularity conveys a huge selection of ammo, including military surplus, as well as decades worth of firearms to choose from. For the .308 Winchester, 168-gr. American Eagle (Federal) Full Metal Jacket Boat-Tail, 150gr. Now adjust your scopes elevation turret up 2.61 inches (e.g. Your rifle scope is zeroed when you hit the target dead center or in less than a 2-inch deviation. Note that gravity has a low effect on the bullet because it is moving so quickly. I zero in all my big rifles in @ 1 High @ 100 yards. Close enough that it won't matter for hunting.

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