243 ballistics 200 yard zero
When you're hitting no higher than 4 inches at 150 to 180, shoot paper at 200 yards, 250 and 300 yards. Buying a common caliber, like the 243, is a good idea. For flat shooting at longer ranges, the convention for a .30-06 is 2 1/2 inches high at 100 yards. A few inches + or at those distances with a 50 yard zero will still take out a human sized enemy. Ballistic Trajectory Calculator Zeroing-In for Predators | Grand View Outdoors 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. Apr 14, 2009. 6.5 Creedmoor VS .308 Winchester (Ballistics and Accuracy) Started Saturday at 02:31 PM. 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. Unless I misunderstood, which is quite possible. 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. 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). Zeroed at 200 yards, the bullet drops less than 7 inches at 300 yards and still has nearly 1,400. If you are an inch high or low, or to the left or right, you will be way off at longer range, and it defeats the whole purpose of zeroing in at such a specific range. . I have not shot the .17 HMR at long range. To explain if we both shot equally as good with the same individual gun yet it was zeroed by just one of us at 100 yds although our groups might be equal our precise zero point wouldn't be and this would also show / reflected in our individual trajectories. I have been checking various ammuntion, store brands and handloads, in my SteyrMannlicher carbine and a friend's Merkel K1 Stutzen, both with 20-inch barrels. Now when you go back to Georgia swamps, you might consider re zeroing at 100 yards for making head shots at shorter ranges. 243 Win. Targets under 50 yards would get a slightly low impact. For most big-game rifles, a 200-yard zero makes sense. then yes, it probably makes sense for you to use a more established cartridge like the .243 Winchester, 6.5 Creedmoor, .270 Winchester, 7mm Rem Mag, .30-06, and .300 Win Mag instead.
243 ballistics 200 yard zero