270 vs 308: Trajectory. That gives me p.o.a. If the parameters change, your previously aligned rifle and scope will go out of alignment. With a 250yd zero, you'll shoot over 2.5" high at 100 and bullet will go over 3" above LOS. Using 168gr Sierra Match King HPBT and a 100yd zero, you will be almost dead on at 50 yards.. That proved not to be the case, however, so the 30-06 saw continued use well after the Korean War ended. Match load, the drop at 700 yards is -162.58 inches, and at 800 yards it's -237.19 inches. 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. If you do not have a Shooting Chronograph, I strongly suggest you purchase one. If I recall, while in the military we zeroed our m4's at 50 and that equated to a 200-225yard zero. Our editors pick the products & services we write about. Now sight-in your 308 to hit the bullseye or center of the target as close as possible. = p.o.i. Your email address will not be published. Get free updates when we add new tips, articles and more! So these 2 loads are same loads first with 100 yard zero second with 250. I ran this based on your Hornady 168g Amax. You are also not the one that mentioned bullet rise, someone else did when talking about a test in a vacuum. This must occur on a regular basis at 100 yards with the .308. 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's the quit and dirty, however nothing beats getting a zero for each yard like you expect to shoot. Maybe 6 to 8 inches depending on the bullet weight and the velocity. Excellent info from Iowegan. ballistics software and start calculating 308 ballistics. 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. This is as a result of a bullet drop. You're going to miss his heart, and probably shoot under him entirely, even if . The Mythical 50/200 Yard Zero - Uncle Zo SMK bullets.. Ballistic Trajectory Calculator Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. Adjust the windage and elevation of the scope turret and ensure that it points the reticle to the target. [ARCHIVED THREAD] - 308 impact at 50 yards with 100 yard zero. Copyright Ammotogo.com 2023 All Rights Reserved. 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. What rifle, scope and ammo are you using? 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? Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. The Rise and Drop are expressed in INCHES. Jack O'Connor's Formula For Shooting Game At Long Range I'm going to zero the scope at 100 yards. fB c \QJx|{iw!x+8 A/OI@?K@ a >#EM\T@m`sF0a A= 8-!@p}F}xE; &,a 6Pgc,1sB{(& depends on how high over the bore your scope is. 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. More like 6.5-7" low at 300 with a 168gr bullet at around 2700fps. Bottom line is 50/200 yard zeros are very usable for many applications. Trajectory for .308 Federal Match 168 grain BTHP Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. The 308 Wins chief drawback is that it contains too little propellant for its bore size. A short-action cartridge permits a more compact rifle, an invaluable perk during long hunts or treks through the brush. this question is realy for 18"-18.5" barrels. I always sighted my 308 in dead on at 200. .308 Winchester (7.62mm NATO), Example you can hit the 6 inch vital zone typical of a whitetail deer all the way out to 272 yards without holding high (above the animal) or low you just aim at the vitals and squeeze the trigger on your 308. Still, for your average hunt or range session, the 308 Win will serve you quite well. And only 3.5" or so low to 300. External ballistics covers the projectile's flight, and terminal ballistics is all about what happens when that projectile lands. In this example, the center of the scope is 1.5" above the rifle's bore line. Its a really common opinion though, especially when ballistics charts like the one lowegan posted are shown. The 308 Win delivers a slightly steeper drop than the larger and more powerful 30-06 or 300 Win Mag, yet its recoil is far more manageable thanks to its lesser muzzle velocity. Posts: 886. You will be less than 2"s low at the muzzle, 3"s low at 200 and 9 inches low at 300. Most folks prefer a 100 yard zero, as do I. ShootersCalculator.com | Ballistic Trajectory Calculator Thanks everyone and thanks especially to lowegan, that really helped. The more we all know, the better organized and stronger the shooting and hunting community will be. It is important to realize that with a .308 rifle, 200-300 yards is a good shooting distance. Follow these steps to set up your scope at 100 yards. 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. If you shift your eye to the right or left as you look through the scope, you will notice a tiny movement on the scope. The graph shows that your .270 Win. And is it really that hard to aim at the top of a pigs back at 300 yards? His reloads, particularly for 9mm, were in great demand during the height of the ammo shortage among family and friends. A scope zero that works .5 to 1.5 inches below the target at 25 yards should be accurate at 100 yards. Wanting to hear from Owners/Shooters. You can then also add atmospheric conditions and angles. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. % Typically, a lower correction of .5 1.5 is required. Close enough that it won't matter for hunting. http://spoton.nikonsportoptics.com/spoton/spoton.html#Index:8, http://www.use.com/editset.pl?set=9ab3a2b54275a92ecb58. If you zero for certain ammo and then swap to another ammo like Remington magnum cartridge, your entire setup would be thrown off. I have a new .308 bolt action rifle arriving tomorrow. 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. I usually go an inch high at 100. but I'm not stressing about a quarter or half inch one way or another. However, the elevation range of your scope may not be adequate to change by that much, and you will still miss your shot. Okay, this is way more complicated than I thought and, apparently, there is no correct answer. I this is how I would zero if were my gun and had fixed turrets. eR a1IHhgv7+l}F5(@.Y.pi`\. If you always shoot between 700 and 1,000 yards, zero for that shooting range. The 26-Yard Hunting Zero | An Official Journal Of The NRA The heavier weight and newer designed 175gr Sierra . The only category in which the 36 y zero loses is it produces that greatest rise along the trajectory, and that's at 100 yards (1.29"). While some disparage the 308 Wins low power, others uphold its lower recoil as its primary benefit. 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. We simply need to apportion those 74.61 inches of drop at 725, 750 and 775 yards. A lb Muzzle Velocity ft/sec. 308 ballistics - Charts, Point Blank Range, Hunting Loads Bore sights may be used in three ways. Youll save a lot of ammo if you boresight. I use a 223 or 22lr for the 25 yd to 175 yd shots. How to Sight in a Scope - Step by Step Guide. Your bullet is going to drop an additional 4.3 inches below the 200-yard impact point traveling across that additional 50 yards. If youre still a few inches off, make smaller changes until your shot is dead center. i own a few ar15's and they are using a 50/300 battle sight zero which works out very well for the platform. I zero my 308 for 2.5" high at 100 with a 168gr. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Different story. This can be useful in comparing cartridges or loads. 308 Ballistics - Chart with Velocity, Energy and Bullet Drop Now adjust your scopes elevation turret up 2.61 inches (e.g. You may do this by making your impact point lower than your target distance of 25 yards. 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. If you like to ear hole them then you may look at fine tuning a bit more for your set uo. Trajectory is the measure of bullet's path in flight to its intended target. Zeroing a scope at 100 yards is simple, and even amateurs can easily zero a scope at that distance without any challenge. 6.5 Creedmoor VS .308 Winchester (Ballistics and Accuracy) Simply connect it to the end of the gun and set its crosshair by looking through the scope. There are 100s of 308 bullets to choose in the ammo/bullet database from all the major manufacturers. ?') #D(xk9 ~e~Ew NFn0s?- Cw5xiOcb`?@Q9#F0B|BJaxV Millett - Shooting Tips - MillettSights.com Rifle Trajectory Table. Let your fellow shooters know share this article using the Facebook, Twitter and other social media icons below. Assuming your rifle scope makes an adjustment of 1/4 inches for each click. Using my rule-of-thumb, the 25% drop is -177.5 inches at 725 yards, very close to the actual drop of . msp3903, I clearly stated: "The barrel is aimed up slightly so the bullet will rise until it hits peak trajectory at about 100 yards." when i search the forums for the .308 zero i come up with many different answers. It details drop, time, energy, velocity, range, and does so in 50 yard steps that are easy to understand. BOATTAIL HOLLOWPOINT Zero in your rifle at 100 to 1000 yards based on 100 Yard Increments. zeroed a new hunting rifle at 100 yards and documented what i need to dial at 200 yards. You can use any laser bore sighter that is convenient for you, whether red or green light. By counting the clicks necessary to adjust a scope, you may exactly measure the degree of adjustment required. A Gun vice keeps your gun entirely steady as you zero it. It will a produce a line graph showing the bullet drop and flight path of the bullet. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Below we feature several different ballistic charts for the 308 Winchester centerfire rifle round. I sighted my 270 WSM in at 200 yards. I zero in all my big rifles in @ 1 High @ 100 yards. = "SYN.glMz0=6i8 tg"NR*q#7 }+& N6,|G\ HB4Q\ eBCxQF%L k :}4`Nu!! 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. Ammo: When you zero for a given distance, the quality of your ammo would influence your aim. ShootersCalculator.com | 308 Win 150 grain TNVC/NGI Giveaway: 15 winners with over $7000 worth of prizes!! You are one of the most knowledgeable people on this site. Come join the discussion about optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more! The bolts and rings must securely connect the scope mount to the scope base. =XHsNo`g ,i= .vt,V@+ :%+WniXw_} KlJ,TO6 0q(L-|tU.o9"[g ~P% %!N%V$; ` 5` wm`uK|h4*H8l}C]o! It is this bullet impact point that you would use to zero your rifle scope. 200 yard zero, sighted in at 50 per ballistics, varrified at 200. You can use the internet to find targets to do this with. 1.27 inches low at 150 yards. I pulled charts off the internet they gave me a pretty good idea of where to start to get what I wanted, and I used that information and my hand loads with 168 grain Berger vld and check my point of impact out to 500 yards and the results that I got led me to believe that I will be Killzone accurate ( not more than three and a half inch high or low) Holding Center of Mass from 0 to 300 yards. Zeroing scope at 100 yards - what to expect at closer ranges I want this to be the best ballistic trajectory calculator out there. JavaScript is disabled. 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. If you are hunting in the woods your shooting range should not extend beyond 200 or 300 yards. I didn't check the math but this is the right concept. You must remember that a bullet does not move in a straight path when fired from a rifle (bullet drop).