After reading the post that was running on grouping and seeing the various arguements on 200yd zero it made me wonder what grain bullets others are shooting to zero at this range.My Remmy 700 has 9 1/8 twist and groups real well with 100gr bullets, I zero at 100yds as I need my gun to be very accurate ( head shots) around this range, further out First is the trajectory deviation between 50 and 200 yards is much narrower when using a 200 yard zero. Ah , missed the bit about zeroing high at 100. And I guess when your life depends on rifle accuracy, you learn how to make a rifle accurate. High neck is the best considered small kill zone, brain shooting deer is very unreliable as the brain is small and the head quite big . At 55 grains, its bullet achieves 3,910 fps; at 100 grains, 2,960 fps. You must log in or register to reply here. At 400 yards a 75-grain V-Max launched at 3,300 fps and zeroed at 200 yards drops just an inch more than a 55-grain V-Max from a 22-250 Rem. After all, this is the distance that most rifle ranges are geared to let you practice. For most North American big game, from white-tailed deer to moose, an acceptable trajectory allowance is 6 (up or down 3 from the point of aim). What is MPBR (Maximum Point Blank Range)? Maybe this is what he meant, as opposed to actually beng bang on. That is a 200 yard zero, not a 1" high zero at 100 yards, frankly I also think it is ********, I don't know any .243 with that 100-200 yard performance! Targets at a 100 yards would get a slightly high impact. NTX 83176 2050 1450 1070 145 72 39 -1 5 0 -156 Ballistics Calculator - Federal Premium Ammunition Lets say we put targets at 60 and 200 yards and shoot through both at the same time. 270 Win Ballistics Chart & Coefficient GunData.org 223 Remington Ballistics Charts (Federal, Hornady, Remington) But the following examples will illustrate why thats not a great zero for a rifleman who wishes to be able to take shots quickly, without calculating, from point blank to nearly 300 yards. RN, 200-Yard Zero Not sure what bullet weight is optimal for the longer range shots, but it certainly can do them and many a hunter has taken game at 500 + yards with the caliber. Once his daughters were able to go hunting, he relearned why he love hunting so much. Were not shooting for accuracy in a war, we are shooting to kill. The point blank range for a deer, for example, is generally regarded as six inches. The bullet energy is comparable, but the weight makes a difference in stopping power when it . As a few have said head shots are not ideal I'd suggest if its the only shot you take then get a lurcher as you will need it at some point to clear up the mess you get yourself into. 243 vs 223 Review & Comparison - Big Game Hunting Blog (It is physically impossible to produce a 200 yard near-zero with any of the commonly available loads and barrels lengths used in .223/5.56mm AR-15s.) Trajectory for Custom .243 90 TGK #4103 AMMO at 3200 Feet per Second, Ballistic Coefficients of: 0.39 0.37 0.33 0.33 0.33, Velocity Boundaries (Feet per Second) of: 2720 2040 2040 2040, Wind Direction is: 3.0 oclock and a Wind Velocity of: 10.0 Miles per hour, Wind Components are (Miles per Hour): DownRange: 0.0 Cross Range: 10.0 Vertical: 0.0, The Firing Point speed of sound is: 1120.27 fps. With a 25 yard zero, out to 300 yards, the .243 doesnt travel above or bleow your line of sight by more than 3. Consequently, in conversations I most often use the terms near and far zeros. The Basic start used by British snipers is to gather what is termed "real world" data 100 mtrs to 1500 mtrs then the same 100-1500 in yardage in thier log book for thier individual rifle (this applies to the std issue L115A3 by the way). Some of the links below are affiliate links, which means we will earn a commission on the products or services you purchase using the links. Thats all in theory from remington and their quick calculator so will depend on lots of variables but try it in the field. And thats a small enough margin for error to make quick clean kills on most North American big game. Does this change if the same rifle is zeroed at 200 yards? Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on LinkedIn (Opens in new window), Click to share on Mastodon (Opens in new window), Click to share on Reddit (Opens in new window), Click to share on Tumblr (Opens in new window), Click to share on Pocket (Opens in new window), Click to share on Telegram (Opens in new window), Click to share on WhatsApp (Opens in new window), Click to share on Skype (Opens in new window), Click to email a link to a friend (Opens in new window), which is outdated after looking at more zero distances and the maximum point blank range concept covered in this other post, Different Zeros For Different Heros - Uncle Zo, https://unclezo.com/2020/11/26/different-zeros-for-different-heros/. THE 200-YARD ZERO Sighting in your high-power deer rifle at 100 yards is a waste of a perfectly good flat trajectory. So with a 50 yard zero on a .243, youd only be able to aim dead on out to 225 yards. Again, we'll zero at 200. The Primary zero is actually at 60 yards since that is the first place at which the bullet crosses the line of sight and the Secondary occurs at 200 yards but since the target was placed at the latter point; we reverse the terms? Several forums had posts swearing that at 50 yard zero was the absolute best because it always gave you the same point of impact at 200 yards and therefore one could easily engage targets up to 200 yards (and even a bit further) with it without giving much thought to making adjustments. Why cant they just be given this and work with it as a base? However, remember that we are comparing a 100 grain .243 Winchester against a 125 grain .308 Winchester. at 3,600 fps muzzle velocity. 3rd rock from the Sun, CDB land(Mt Juliet). Much has been written on the ideal distance to zero a hunting rifle. . Especially if you zero at 50 yards. But this doesnt mean you shouldnt be aware of exactly where your zero point is adn the drop off at differnt distances and the realtion of the drop to your reticle (if you haev markers or mildots). Ho,hum sort of blows your previous views apart about group 2" group sizes for deer though don't it as that way is amounting to 4" I think what your forgetting in the above though is the bullet that is set 1" high at 100 will drop about 3" through its trajectory but that still leaves it 2" low @ 200 (3" drop at 200yds is about were your balistic program will put a 100 grn bullet from a 100yds zero). You will shoot 3-5 bullets at the target and examine your results. Let's take a closer look at the mythical 50/200 yard zero. A look at 243 Ballistics with information for some of the most popular 243 Winchester ammo loads available in the United States. At 500 yards, the .243 maintains 812 ft-lbs of energy, which is a full 239 ft-lbs over the .308's performance of 573 ft-lbs at the same distance. At 25 yards, a 100 grain, 2960 fps, .243 bullet will have a maximum point blank range of 296 yards and hit roughly 3 high (2.7) at 100 yards. on a personal note and from experience with 243s and AI I alwasy zero at 200 yards,although I only use a 70 to 80 gr bullet,if you use a ballistic program correctly IE putting real time data into it,bullet weight,bullet BC,FPS,scope higth above bore ect ect,the good programes like Exbell will give your optimun zero range in my case its 214 yards to hit a 2 inch target, it amazes me how many people "set up at 1 inch high" at 100 yards and havnt got a clue where the bullet will hit after that distance,there is no way on this planet a 243 shooting a 100gr bullet set up 1 inch high at 100 yards will only drop 2 inch at 200 yards, if you havnt got access to a chrono or a proper ballistic programe why not test the old fashioned way by setting target boards up at various distances as its no good guessing when shooting living animals, if anyone has there data I can run the numbers on exbell just to show whats really happening. This bullet really performs well up to 200, 250, and even 300 yards having a drop of just 2.7" (2 and 1 half inches) at the 200 yard mark. Tennessee Gun Owners (TNGunOwners.com) is the premier Community and Discussion Forum for gun owners, firearm enthusiasts, sportsmen and Second Amendment proponents in the state of Tennessee and surrounding region. Light pin recipient. . Open now : 09:00 AM - 12:00 AM. With a 100 yard zero, I shoot targets at 200 yards and 300 yards to determine the bullet. So what does the external ballistic data show us? My .243" using 100 grn pro hunter at max velocity is just a shade over 3" low at 200 yds from 100 yds zero. A 150-grain round-nose from a 30-30 Winchester can stay within the kill zone of a whitetail out to about 220 yards if you zero it 3 inches high at 100 yards. Maximum Range (yd) Maximum 2000 yards; Minimum 0. Mag., and the more recent 6mm Creedmoor, 27 Nosler, and 7mm Remington Ultra Magnum, the drops are even greater. Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise. Penetration tests at 200 yards into ballistics gel shows 30 of penetration with the 160 gr Winchester Power . %%EOF The 243 Win is an exceptionally accurate round, in part because its low recoil prevents flinching. I like Point Blank. In the ever-evolving world of social media, we are constantly looking for new ways to connect with our readers. Developed in 1976 by Ken Waters as a wildcat cartridge, the 7-30 Waters is based on the .30-30 Winchester necked down to 7mm to improve velocity and trajectory, with a significant drop off in felt recoil. http://www.federalpremium.com/products/details/rifle.aspx?id=8. This should give you a 4" point blank range from the muzzle out to nearly 200 yards. Sierra SBT GameKing 2960 For predator loads at about that speed, a 200-yard zero delivers hits within 2.5 vertical inches of point of aim across a range of bullet weights and diameters 55-grain .223 Rem. We all settle for the shot we are happy with and I haven't taken a 200 yard headshot at any deer ever. To me all this zeroing high is gobbledeegook (zero means zero)not zero +1" etc. i was useing 55s in the estate rifle when zero 1 inch high at 100 they where spot on at 2 and about 4 inch drop at 300 (truth be told more like 3inch), you will burn your barrel faster for liitle or no depending on what you look at balistic gain. The only way to learn all this is get out and shoot in those conditions, theorising and guesswork is all well and good but tends to make you look a fool out in the field, hey before anyone talks balistic programs these are off the top of my head SWAG calcs based on unknown bullet etc. All three cartridges used a 100 yard zero. The flip side to this is a much wider trajectory deviation beyond 200 yards. It was advocated as hold on the nose POA and your POI would never be under the chin or over the head from contact shot to 200 yards. Dont worry, Uncle Zo only writes about, and promotes, products or services that hes personally purchased, used, and believes in. It was a practical, but not mathematical zero. then actually try changing your hold on a zeroed rifle from a hard to medium then free recoil. What does Zero mean? Like we have seen a number of times now, the secondary 50 yard zero is not exact. At 25 yards your rounds will hit about 1 inches low, and then at 50 yards your point of aim will equal the point of impact. Find out which caliber you should buy first. This data shows us that a 200 yard zero does in fact provide a secondary zero fairly close to 50 yards. And precious few of us have access to a 26 yard range. Depends on what round you're firing. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. And at that distance, youd better be looking at a broadside animal thats not moving, because the kinetic energy of your 100 grain .243 bullet is down to 880 ft. lbs. My father the Colonel on the other hand Well, lets just say that 22 years as an Army officer in the Infantry left him with some hard and rigid rules about zeroing rifles. You might be wondering what a 50/200 yard look like if we use a different rifle and cartridge? TNGunOwners.com (TGO) is a presentation of Enthusiast Productions. Why? This is the site where we share all of that hard-earned hunting info. With a 200-yard zero, Federal's Trophy Copper 130-grain .270 drops 6.3 inches at 300 yards, 18.4 inches at 400 yards, and 37.3 inches at 500 yards. endstream endobj 9567 0 obj <. Thats my current opinion (which is outdated after looking at more zero distances and the maximum point blank range concept covered in this other post) based on analyzing a bunch of external ballistic data like the data presented in this post. JavaScript is disabled. This increases my margin of shooting error, while allowing me to not have to calculate or hold off the animal at 300 yards. The Ballistic Coefficient for the .243 Winchester 95gr is 0.40 (in this example). Consider the 50 Yard Zero | Louisiana Gun Classifieds & Discussions Don't expect each ammo to act the same. Customs Time - Frankfurt Forum - Tripadvisor 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. You can adjust your cookie settings, otherwise we'll assume you're okay to continue. (Thats missing the 6-inch circle, 3 inches below the center, or point of aim.) http://www.federalpremium.com/products/details/rifle.aspx?id=216 :good: I have never concidered a head shot on deer because of the inherent danger of missing or maiming by shooting in the face or jaw . Maximum 2000 meters; Minimum 0. For flat shooting at longer ranges, the convention for a .30-06 is 2 1/2 inches high at 100 yards. So many hunters zero their rifles at 100 yards that its almost become standard practice. Long story short, when setting up your rifle . a large deer kill zone is about a 12" max diamiter circle so a small amount of off zero will still harvest the deer. Get free updates when we add new tips, articles and more! 9 0.243 .243 Win Cartridge BlackHills .243 dia. Ballistic Chart & Data - Velocity, Energy and Drop Data 30-30 Winchester, 150-gr. So if these terms below are unfamiliar to you, you can read that article and get some clarification. So long as your target isn't much over 100 yards, that is. Enter your email address to subscribe to this blog and receive notifications of new posts by email. The Mild But Wild 243 Winchester Ron Spomer Outdoors
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