Most calculation use 6 inch diameter or larger. This was a very good article. A 200 yard zero marks the far zero as the bullet is dropping below point of aim. If your .270 Win isn't close to these specs, or if you are a sniper or just someone who is into long range shots you may want to take this a step further and use our ballistic calculator to create a custom 270 ballistic chart to take into account variances like atmospheric conditions and angles. Zero magnification. For example, if you hunt exclusively from a ridge top that overlooks a food source that is 150 yards away, you should zero for that distance. 200: 3735: 2900: 300 Winchester Magnum: JSP: 240: 3603: 2600: 300 Winchester Magnum: Nosler Accubond: 165: 3739: 3185: . bullet, when zeroed at 26 yards, angles above the line-of-sight 2.81 inches at 200 yards, crosses the line of sight (zero) again at approximately 275 yards, before falling beyond 3 inches low at 310 yards. Sounds like you don't have turrets on your scope. Full Member. Its got a muzzle velocity of 3,060 fps. The advertised ballistics of the .270 WSM (Winchester Short Magnum) fall between the ballistics of the standard .270 Win. Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. Wind Components are (Miles per Hour): DownRange: 0.0 Cross Range: 10.0 Vertical: 0.0. Like any .270 Magnum, the WSM version has too much powder capacity for the light 90-120 grain bullets. All Rights Reserved. That would put the bullet roughly two feet high at 300 and 400. Being the son of a very successful father is no easy task. This is the reason that the .270 has not been a true long-range choice, in the modern sense of the term; the twist rate wont stabilize the heavy-for-caliber, high Ballistic Coefficient bullets that long-range shooters want. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. Bottom line is 50/200 yard zeros are very usable for many applications. Knowing this first and closest point can be very useful! Posts: 79. If you cant hit the dime at 26 yards, it indicates that your rifle (and/or you) probably isnt accurate enough to be shooting at long range anyway, because if your rifle is grouping 1-inch at 25 yards, for example, it will likely be 4 inches off at 100 yards and well off the paper at 300. The bullet does not drop below the speed within . from excessive force on closer targets. Frankly, when I hear folks parrot the exact same praise for anything I start suspecting something might be awry. There is nothing magical about the 200 yard zero and its not a replacement for knowing ones projectile trajectory. During the spring conservation order, you can hunt with outfitters from Arkansas to Saskatchewan. Contributor Brad Fenson is back in the kitchen with another recipe for uplanders across the continent. My 140 gr load drops 33 inches at 500 Yards with, a 200 yd zero and is producing 1.25 inch, 200 yard groups for me. During the spring conservation order, you can hunt with outfitters from Arkansas to Saskatchewan. The flip side to this is a much wider trajectory deviation beyond 200 yards. So many hunters zero their rifles at 100 yards that its almost become standard practice. Liberty junkie. Most .270 barrels use a 1:10 twist-rate, which generally precludes bullets weighing more than 150-grains. Of course, On larger grain such as 150 can produce very fast kills on category of hyper velocity rounds that can sometimes lower the performance of kills by breaking apart First, zeroing a rifle a 50 yards doesnt mean we magically get a second zero at 200 yards. There is a chance my use of this terminology is not the accepted use by most folks. You effectively shoot most of your deer with an unzeroed rifle! But for decades only one other commercial .270 hunting cartridge was released: the .270 Wby. Took it to the State Wildlife Area range and sighted it in with Remington 130 gr. Hey fellas, zeroed my little 270 in this morning. For example, assuming we can consistently shoot 1 MOA groups with rifle and cartridge at 250 yards the smallest engage-able target with the 75 grain load would be about 4.63 (2.13 for trajectory deviation plus a 2.5 group size) in diameter. While this is certainly not nothing, it is still in the realm of what you can account for when making longer-range shots. Trimmed Case Length: 2.090 Inches. But if you hunt various terrain that offers both short- and long-range shots, heres a technique thatll allow you to hold the crosshairs on the vitals of deer-sized game or larger and keep your bullet inside the vital zone out to 280 yards, give or take a few yards depending on your caliber. 275 to 300m give it 2moa on turret or reticule, 2" high @100yrs =200yd zero and approx 10" drop @ 300yd. Grain Weight: 150. This cartridge has 0.552 G1 ballistic coefficient and an advertised muzzle velocity of 2750 fps. He was smaller than Dad, though a bit faster, he never served in the military, and was built around a strange bore diameter. Contributing Editor for RifleShooter Magazine, Brad Fitzpatrick gives us a review of this modernized version of an iconic favorite. 270 Winchester 300 Winchester Magnum 300 AAC Blackout 30-30 Winchester 30-06 Springfield 308 . But with the technique mentioned above, you can simply aim for an animals vitals out to 300 yards and concentrate on a smooth trigger pull. Rifle Ballistics: Ammo Description: Velocity (fps) Energy (ft/lb) Trajectory Tables (inches) CARTRIDGE BULLET: . It tells me that bullet shoots pretty flat with just a 3.03" drop at 200 yards. 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 rifle and cartridge and is superior to zeroing at a fixed distance like 200 yards. 56.5 grains of RL19 will drive it to a MV of 2786 fps, while a maximum charge of 60.5 grains of RL19 will yield a MV of 2975 fps. Get a Federal Target Pack for $1 with ammo purchase. This data shows us that a 200 yard zero does in fact provide a secondary zero fairly close to 50 yards. While we have went to great lengths to make sure that it's as accurate as possible this rendering should not be used to generate specs for casings. Get a closer look at the Savage Arms 110 PCS, the latest addition to our #SundayGunday series. This means that with a 26 yard zero, I can hold dead-center of a deers vitals and kill it cleanly from 0 to 310 yards without adjusting my hold. Note: A full length article about the .270 WSM can be found on the Rifle Cartridges page. Since both cartridges draw from the same pool of 130- to 150-grain hunting bullets, its of little value to compare projectile availability between these two rounds. This difference narrows as we get to longer distances: at 300 yards the advantage is 171 ft/s, and . Freedom addict. The muzzle energy of this load is 3,096 ft. lags behind the short mag by about 100 fps and the WSM carries about 150 ft.-lbs. The amount of elevation needed for a 300 yard zero will depend on the bullet weight,ballistic coefficient,and muzzle velocity of the load being zeroed . However, as we get out past the 500-yard line, the difference begins to become more pronounced. Almost a 10 MOA spread with 1080 FPS 40 grain.. Not too bad. Heres how to avoid the poseurs and choose the right one. The table below will include drop data using a 50 yard zero, a 200 yard zero, and 100 yard zero for comparison. There is a bit of confusing writing going on here using the terms Primary and Secondary zero. Nothing I can do about it. 1249.6. Much has been written on the ideal distance to zero a hunting rifle. Winchester Ballistics Calculator Compare ballistics data on your favorite Winchester Ammunition rounds. How to Sight in a Scope - Step by Step Guide. .257 Roberts, .416 Dakota, .500-465 Nitro Express, .577 Tyrannosaur, .404 Dakota, 6.17mm (.243) Lazzeroni Spitfire, .378 Weatherby Magnum, .270 Winchester, .357 Magnum, .260 Remington, 10.57mm (.416) Lazzeroni Meteor, .375 Ruger, .500 A-Square, .30 M1 Carbine, .325 Winchester Short Magnum. The muzzle energy of this load is 3,096 ft. JavaScript is disabled. The .270 Win. any major problems. What you get with the .270 WSM is about 150-200 fps more than you get with the standard cartridge. To keep a .270 Weatherby bullet (muzzle velocity 3,375 fps) from sagging more than a foot at 700 yards, you'd have to zero at over 600! 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. Below are several 270 WSM ballistics charts from a few different ammo manufacturers to include Federal Premium, Hornady, and Remington. 270 Winchester: T_DPX: 110: 2908: 3450: 270 Winchester: T_DPX The 130gr Winchester Silvertip is a premium 270 win cartridge and is being fired at a velocity of 3060fps (about 200fps faster that it's parent case 30-06) 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. Just read something in which Jack O'Connor recommended sighting in at 25 yards, suggesting that typically (eg, .30-06, 180 grain, let's say.) For starters, with a 100-yard zero, you get a much flatter trajectory. HP Match : 80237 3240: Unless I misunderstood, which is quite possible. I much prefer to zero bang on at 100m which is a good average shot range. Consequently, in conversations I most often use the terms near and far zeros. Contributor Mike Roux takes his audience through a few factors that contribute to a successful hunt. This places that same .270 bullet 0.4 inches low at 25 yards, 1.41 inches high at 100 yards, 2.51 inches low at 250 yards and finally slips below the 6 inch vital zone at 257 yards. At 500 yards the .270 Win. In the WSM .270 fans found a short, powerful, efficient round that could be housed in compact, lightweight short-action rifles and which edged closer to 7mm Rem. Seventy-six years after the .270 broke cover Winchester launched the .300 WSM, and a year later in 2002 Winchester unveiled the .270 WSM. "Why zero a .270 for less than 200 yards?" That lets you be no more than 1.5 inches high or low out to about 240 yards, with standard 130-gr rounds. Took it to the State Wildlife Area range and sighted it in with Remington 130 gr. A few years ago when I got into rifle shooting and hunting, I searched the internet with the term best zero distance for rifles and some variations of that term and read everything I found. Yet, he was of the new mind set, the one that believed in high velocity and flat trajectories. Hornady: This gives me a lot more confidence in engaging targets up to 200 yards without making elevation adjustments. As an example, lets use a very common hunting round, a .270 Win., loaded by Remington with a 130-grain Premier Accutip boattail bullet that has a .447 Ballistic Coefficient (BC). When comparing two loads with identical bullets (Hornadys 145-grain Precision Hunter ELD-X), the .270 WSM is 130 fps faster than the .270 Win. 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. When I learned the 50/200 it was for M4 and or carry handle iron sights and then Red Dots. It was a practical, but not mathematical zero. so any thing up to 200m you dont have to think about hold over. 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. Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise. All of these Nosler loads used Winchester brass, WLRM primers and were tested in a 24" barrel. I've already ran my load work up through JBM ballistics. Uncle Zo publishes his own opinions for informational and entertainment purposes only. Photo Gallery See all Photos So the WSM has an edge, albeit a slight one. But after 203 yards it falls below the 6-inch vital zone. Now when you go back to Georgia swamps, you might consider re zeroing at 100 yards for making head shots at shorter ranges. 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