Big deal right? Using the function: If you know the acceleration of the bullet, you can determine muzzle velocity from the kinematics equation. Its fun to see, but isnt practical. With 21 grs. What? Enter the first two variables, then press calculate. Set max as your actual max, so 500m for me. This is a useful measurement in that you can use it to compare power settings of an airgun, the energy . Our projectile motion calculator is a tool that helps you analyze parabolic projectile motion. Change barometric pressure or temperature and all that work is for naught. It all depends on what you consider long range to be. Facebook I may try switching to H4350 where I was using H414. A powerful .22 caliber air rifle such as a Benjamin Discovery or Marauder fires a 14.3 grain pellet with a muzzle velocity of approximately 900 ft/sec. A shooting chronograph is a tool that measures the speed at which your bullets leave the barrel of your gun. Hopefully this proves useful! This information in turn can reveal a lot about the sort of biological and other effects that can result from the single discharge of a firearm. The more complicated answer: Muzzle energy is the measure of kinetic energy a projectile carries when it . To calculate muzzle energy, or Foot-Pounds Equivalent (FPE), you need to know the mass of the item being moved and the velocity it will be . Bullet Weight. You are using an out of date browser. I never hunt with regular hunting bullets. Mainly, you ignore bc. Some radiates out from the projectile, sending ripples of energy through soft tissue, rather than using all of its force to knock the bad guy backwards into that watering tough or stack of conveniently placed barrels. Hell understand when you tell him how productive it will make you. Ive tested a variety of chronos and they are seldom fully accurate. Enter the actual temperature of the day. Copyright 2023 ShootersCalculator.comALL rights reserved. Register today and take advantage of membership benefits. Input the ballistic parameters of your bullet, shoot at chosen yardage, and measure the difference in drop in inches, minutes, or mrads, and hit a button. Yeah, this method is sort of a way to reverse-engineer your velocity. Or momentum. Here we specifically present the form these equations take in the case of projectile motion. Thats good to know, I havent hunted with the hornady hpbt bullets ever, but I am working on loads for a 168gr and 185gr Berger bullet which are holding promise. Lyman found that barrel and load would give about 1573 fps muzzle velocity. In the next set of inputs, dont really mess with most of that. Pellet Weight: Grain. I know probably during your career youve only run into the type that would trade their lives for mine, but that by no means indicate the totality of the situation. Youre good to go after checking range in meters, so press calculate. 5.1 again, but the hard way. Using my pet load with a 165gr Nosler ballistic tip (min expansion @ ~1800fps) over 45grains of Varget (thats a full grain below max charge) pushed to 2815fps puts my maximum expansion threshold at 550yds or so. ; Add both the resultants and divide them with the mass of the firearm in grams to get velocity of the firearm. Remember, Targets4Free.com is your number one online source for 100% free targets, as well as resources like this one! Facebook In the case of a gun, the bullet replaces the piston in the cylinder . You should carefully consider weight retention and projectile expansion or fragmentation as well. Mine is averaged at 29.92. But bolt gun? So, your practice shooting will be similar to what you will experience if you fire your weapon in a defensive situation. Just enter bullet weight and velocity, and this handy foot pounds of energy calculator will return a muzzle energy value, in foot-pounds of energy. Based on the fact that there arenttoo many velocities that will get your given bullet from A to B and put them all in the same place, you are then able to do the last and most critical part of this whole process. More about Kevin and links to his professional work can be found at www.kemibe.com. I do 1.75. When your rounds go trans-sonic (ie, from super-sonic to sub-sonic) on the way to the target, they can become upset and unstable, depending on bullet weight, form, etc. Its far more complicated than high school math, even if that sometimes feels like the most complicated thing on planet Earth. Range (yards) Range Velocity Damage Penetration Power Drop Time of Flight; 0 y: 0.00 fps: You are good at drawing and drew an additional 4 mils on cardboard. Chronographs can be had for around $100 and they definitely have their place. You'll need only three added pieces of information [3] for your situation: Bullet weight, New charge weight, New Barrel Length. They are about like guys in F Class. I know twist generates drift at long range but 1) were talking drop, I thought, and 2) sure thought it was minor. Sight height certainly matters. The heavier the bullet and the faster it moves, the higher its muzzle energy. For me, they are at 5.1 mils low of a 100m zero at 500m. However, that doesnt mean real science and math werent used to come up with these numbers. Aim small, miss small. That time, you hadeverything justright. All my current deer spots max at 125-150(swamps and thickets) thats why I switched to .300 blackout exclusively. To use the calculator, simply fill in the input values (blank white boxes) in the large black box. Your information will never be shared and you can unsubscribe with one click at anytime. How do you calculate muzzle velocity without time? So for existing firearms, longer barrels equal higher muzzle velocity and therefore increased muzzle energy. . 5865 S 77th Street Im joining this conversation a bit late so dont really expect any kind of reply, but heres my situation. $$v_{new} = \sqrt{m_{known}v_{known}^2 \over m_{new}}$$. But do get that marker and a measuring tape or meter stick. Inconsistent muzzle velocity results in vertical stringing. Ive found that speed isnt key to accuracy at practical ranges.. Ive been on enough hunts to know it doesnt really matter in real life. Muzzle Velocity. Muzzle Energy Calculator. This is why velocity and energy generated at the muzzle will be the greatest over the course of the bullet travel path. Distance to Chronograph needs to be 0.0 since we arent using one. Copyright Ammotogo.com 2023 All Rights Reserved. BUT, if you triple the velocity you get 9 times the energy due to the V being squared in the energy formula! The OP is asking about internal ballistics of black powder and round projectiles. Caliber/Load | Weight (Grains): | Velocity (FPS): | Muzzle Energy: |, .22LR (CCI Mini Mag) | 40gr | 1235 fps | 135 |, .22LR (CCI Velocitor) | 40gr | 1435 fps | 183 |, .22LR (CCI Stinger) | 32gr | 1640 fps | 191 |, .25ACP (PPU) | 50gr | 771 fps | 66 |, .25ACP (Hornady) | 35gr | 900 fps | 63 |, .32ACP (Fiocchi) | 73gr | 980 fps | 155 |, .32ACP (Hornady) | 60gr | 1000 fps | 133 |, .32ACP (B. Quality consistent ammo that your rifle has already eaten well . How to use the Range Calculator. Ive found that speed isnt key to accuracy at practical ranges. Muzzle energy is the amount of energy a bullet carries right out of the barrel. Posts: 6834. The website will also let you include a zero at Point Blank Range, which is great for guys with the duplex reticles. However, its nice to have solid data when youre scrolling through a website trying to choose the best ammunition option; Its hard to argue with numbers, after all. Even better. Winchesters Train and Defend line makes a perfect example. 22 LR Muzzle Velocity: 22 long rifle muzzle velocity is the speed with which a bullet leaves the barrel measured in feet per second (FPS). All the ballistics from all manufacturers, finally in one place. Blackhorn 209 posts 1,900 fps of muzzle velocity for 100 gr. Velocity - The velocity in fps at that distance. Go back and change that variable. Mils are stoopid. Chronologically, this takes placei. Youve just proven your immaturity to every sane person reading this. gave figures of 1,227 fps and 1,380 fps respectively. So it comes down to what you want to do. This system pairs range-ready Train rounds that are perfect for practice with Defend rounds engineered for terminal performance. Muzzle Velocity (FPS) 100 YD Velocity Muzzle Energy 100 YD Energy LB FT Bullet Drop 100 YDS.17 Caliber Handgun: Bullet Weight: Muzzle Velocity (FPS) 100 YD Velocity: Muzzle Energy: 100 YD Energy LB FT: Bullet Drop 100 YDS: 17 Hornady Mag Rimfire: 17: 2040: 1495: 157: 84: 1.7: 17 Hornady Mag Rimfire: 20: 1830: 1342: 149: 80: 2.7.22 Caliber . The guys at PRB are good, but they get real stale with their presentation and ideas on philosophy of use. On the other hand, Winchester Defend rounds are topped with jacketed hollow points. If youre really careful, you can actually take that permanent marker and draw mils on your glass. function gtag(){dataLayer.push(arguments);} Get out that barely-relevant copy of The Ultimate Sniper and hope that it holds the answers. After its initial release onto the commercial market the 7mm-08 Remington gained popularity amongst shooters for the rifles quick handling, accurate . You wont need a chronograph or a dope card. So what do us normal guys who dont try out fifty handloads in one sitting do? This is repeated in Winchester's Power Max cartridges. Five hundred meters? Solve the problem using pen, paper and calculator. Get free updates when we add new tips, articles and more! This is useful for comparing handloads, muzzle . Next Post . I like to shoot at steel for this part. Ahh, the science of walking it in and then running calculations backward. Just checked 1 difference on .204 32g .206bc @ 1000y is 9. This calculator is a simple estimator. v^2 = v_0^2 + 2ax v2 = v02 +2ax. Good stuff Josh. The heavier rounds like 185 gr (12 g) Lapua Mega JSP will be lower at 2,510 fps, and the lighter 125 gr (8 g) Spitzer will be around 3100 fps. grains. Now line up and fire at the dirt in the berm next to it. It isn't difficult to calculate the average pressure required to push a bullet out the muzzle of a gun at a certain velocity. I shoot way too many different rifles and loads, so having a good bc and mv, when I can get them, might be quicker than even your method. You should say fk it and go buy one today. Who are we? I consider long range in the field to be 500m and out. Distance from measurement point to muzzle (yards), Ballistic coefficient (G1) under standard conditions, Free recoil energy of the firearm (ft-lb), Barometric Pressure: 750 mm Hg = 29.53 inches Hg. Muzzle velocity is the speed of a projectile (bullet, pellet, slug, ball/shots or shell) with respect to the muzzle at the moment it leaves the end of a gun's barrel (i.e. Just buy a chronograph, then you know for sure what your velocities are. CV = 1500 fps. You will waste ammunition and by definition time and money. Bullet Library. Those unknowns will make the outcome of the program into just a guess. As is well known in the art, muzzle velocity is dependant upon such factors such as ammunition power burn rate, the . It's a ballistics calculator that's been designed to make comparing two bullets easier. b) how consistent is your muzzle velocity? With the first charge the muzzle velocities for the short and longer barrel were 1,095 fps and 1,231 fps. For a game animal or a human attacker to die, there must be sufficient blood loss, usually through significant damage to the vascular system or a major blood-bearing organ. Make sure target angle is set at 90 degrees. Thats a 40% decrease in effective range. Now that you know thats 3 mils, hold those 3 above the target and off to the side. Play around with temps and such. Notify me of follow-up comments by email. If the barrel is too long, the friction of the bullet against the interior wall of the barrel will overcome the pressure of the expanding gases, slowing the bullet rather than accelerating it. This is just about how I zeroed my McMillan .50. Actually look down your crosshair and see where the mil lines are. The estimator uses a modified form of the Powley Ballistic Calculator. When talking about bullet kinetic energy, the word muzzle energy is often brought up. Also look at H-110. ProChromo, CEDM2, Magnetospeed, Superchrono (measures from sonic boom), and Labradar. trajectory information for 100, 150, 200 yds would be an interval of 50. Wad weight (gr) Youll NB if you read these tables what Im saying is true it is very infrequent for the hottest load that Lyman has tested to also be the most accurate. 300 Blackout, not just for sub-sonics. Its reactive and gives instant feedback. Theres a lot going on with ammunition. All these fancy things are there to make that first shot and every shot better. yards. a gun image by timur1970 from Fotolia.com. You need to pay attention to velocity in two aspects, and they are: An old black powder gunsmith in NC gave this to me 30 years ago: And after everything is done based on using information gathered in Zonie's post and you have gone to one of the Black powder loading manuals that has tables of velocity information for similar rifles, you. That 46 inches is nothing in real life. The goal of an armed citizen is to stop an attacker as quickly as possible. Designed to expand, hollow points slow as they move through soft tissue, dumping energy into the target rather than passing straight through. Get the very best gear you can afford and make the most out of each shot. Muzzle energy is the amount of energy a bullet carries right out of the barrel. Enter the Energy (Joule) results from the FPS and Velocity calculator in the "Input 2" field along with your BB weight in grams. | 115gr | 1140 fps | 332 |, Thanks again for using our free muzzle energy calculator tool. That carries ~400fps over your 13.5 configuration. . Breath deep , exhale , and walk em in and write em down . That happens to be the longest distance at my local range. Now, if I drop muzzle velocity to 2400fps that brings minimum expansion range all the way in to ~325 yds. I know what youre thinking. Dont touch your elevation knob no matter what range youre shooting. If youve paid attention, that is 5cm at 500m, also known as one click on a mil/mil scope with .1 clicks. Dont believe me? A large target , painted flat white rigid cardboard or plywood , about 4 x 8 . It carries no practical penalty for me because I mainly bring it out when I will be hunting from a fixed location. Is it actual MOA, like 1.06 at 100 yards or is it 1? Muzzle 25 50 75 100 125 150 175 200 225 250 Velocity (fps) 1900 1843 1787 1732 1679 1628 1579 1531 1484 1439 1395 Kinetic Energy (ft lb) 1723 . We can change that later. Drop - The vertical position of the ball, in inches, at that distance. Shown in the table below are a few sample calculations of both Projectile Velocity and Barrel Pressure for the 9mm, .357 magnum, .44 magnum, .45 ACP, .223 / 5.56 NATO, .308 / 7.62 NATO, and .50 caliber BMG using CFR's derived method. Diameter. Okay, so now you have that. In addition, the muzzle velocity also affects the projectile's trajectory and terminal velocity. COPYRIGHT 2021, THETRUTHABOUTGUNS.COM. I dont know what the hell JBM stands for, but it works and is probably the best thing you can use next to the Applied Ballistics app or the ATRAG stuff. Go buy Magpuls Art of the Precision Rifle. We appreciate all of your support and use of our site. Man, we hear you, we hear u buddy velocity aint no important. Never go full metric. Pressure and temperature is different when the max ord is dozens of yards above sight line and this is assuming you are not shooting across a valley. Shut up! No amount of calculation is completely accurate. Something about lots of spectators makes my finger jump . Line up and fire. Muzzle energy isnt something that can be measured with radar guns or impact targets. I've found many "tables" to range from poor to worthless. Airgun Energy Calculator. Why waste 200 rounds when you can do it in just a few? Few people completely understand the math necessary to calculate muzzle energy. Muzzle Velocity and Down-Range Velocity It may not display this or other websites correctly. Quick! This is the major problem with using FMJs for anything other than target shooting and recreational plinking. There will be some variance, but we can work with that. 00:02 12:50. Group size at 100 yards is just under half an inch in both directions (horizontal/vertical), so I say its half an inch. Muzzle Velocity Equation. Worry not, friend, I wont come out empty-handed. Fact is, my method works and offers the flexibility that modern people need when shooting for score or in the field. Every fanboy seems to want to throw in humidity and Coriolis like theyre trying to impress someone, but it matters so little in real life at realistic ranges that its just safe to set it at 50 percent all the time. Even within AR-15s, muzzle velocity might be very different from gun to gun. 380 Auto +P: JHP: 90: 276: 1175: 380 Auto : Xtreme HPP: 70: 233: 1225: International Cartridge Corporation Ammunition Ballistics: Round Type Weight Muzzle . It looks like that first shot may have been down 4.5 mils. There will be a day when even a FFP mil/mil is obsolete, but were not there yet. Note that these equations are independent of mass and do not take into account air resistance, a common qualification in simple physics calculations. Ill have to butt heads with this page over the course of several days to see what I can glean from it. Here's how to do it. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. I actually dont like shooting past 500m these days. I select the Litz version of the Hornady 168 HPBT on the scroll menu. Round Ball Ballistics Calculator for Muzzleloaders, A trebuchet defended holler near Nameless, TN, Shot my first duplex loads yesterday in my .54-caliber flintlock. Plus, Id never shoot an animal at that range and on targets it doesnt matter. Topped with full metal jacket projectiles, Winchesters training rounds plow through the target. The future and the technology in it isnt scary. Excellent write-up. Free Ballistic Calculator. Please turn it on so that you can experience the full capabilities of this site. Trust me when I say that Ive been teaching people for years and this method is what I use to instruct at the range. No, not really. Max Range. What Barriers Do To Ammunition Testing Data, The Best Self Defense Ammo Ballistic Testing. Ah, 2400. Instagram The more complicated answer: Muzzle energy is the measure of kinetic energy a projectile carries when it exits a firearm. Move your reticle over to your target and hold the nearest round mil onto the dot in the middle of your target. Just give it a good estimate and call it good. (I saidfive shots is in the title, but you can shoot more if you want.) Two measurements are required, the grain weight of the pellet you're using and the velocity from your Chronograph in feet per second (FPS) Enter Pellet Weight (Gr): Enter Velocity (fps): Power Output - ft/lbs Energy Expressed in Joules. The way I read the OP, he is asking if there is a program that will give velocities based on black powder loads. Make sure you dont skip the sections for twist rate and twist direction. Well, one thing you can do is use our bullet comparator tool to see what the differences in ballistic performance is likely to be if you switch bullets. For much of that time Ive been missing targetsat long distances. The energy in Winchester Train rounds is sufficient to take down a threat in most defensive situations, the problem is where the energy goes. Watch on. Select a scope to prefill the following data attributes or enter your own values. The average is the calculated central number of a sample. Next enter min and max range. A low number indicates most numbers are close to the average. It allows you to estimate velocity based on your current zero and the amount of drop at another chosen range, say 300 yards. 3. Im about to save lots of TTAG readers the trouble of this labor intensive method of reverse engineering your velocity with a yardstick and a huge poster board. ALL RIGHTS RESERVED. Hold steady while we get the issue in our sights. . It drops a bit at 1K+, but if you use your data, the hits come as regularly as with any caliber. I appreciate and use the JBM site regularly as well. How fast a bullet is traveling when it leaves the end of a gun's barrel, called the muzzle velocity, is of great interest to both those who work in the field of ballistics and physics students looking to cover a few key concepts in one, well, shot. 2400? JavaScript is disabled. It can find the time of flight, but also the components of velocity, the range of the projectile, and the maximum height of flight. Find the velocity, feet per second, of the exiting pellet. The calculator allows a range interval as small as . Causing immediate death with any firearm is difficult and there certainly needs to be an amount of luck on the shooters side, especially with the adrenaline and chaos that go with a dynamic situation. Wait. Although shooters often argue over how much energy transfer actually matters, in a self defense situation that energy dump could be what stops a perpetrator. Bullet or shot weight (gr) 1 oz = 437.5 gr. Typically, manufacturers derive these numbers from data gathered using special ballistic test barrels. Calculating Muzzle Velocity and Trajectory With Five Shots (Or So). BC = 0.300. It is ironic in a way that ammunition manufacturers stamp muzzle velocity and muzzle energy on their product packaging. The average muzzle velocity of a .308 Winchester round is around 2750 fps (feet per second). Take that meter stick and make lines on your target. Eagle) | 124gr | 1120 fps | 345 |, 9mm (Hornady Crit. In old westerns, we often see kinetic energy exaggerated as the bad guy flies backward after being shot. This counter-intuitive property of motion rears its head repeatedly in projectile-motion problems. Plug the acceleration, displacement and initial velocity into this equation: (Final Velocity)^2 = (Initial Velocity) ^2 + 2_(Acceleration)_(Displacement). Muzzle energy is a prime comparative figure and could be the reason you pick one load over another. This is why soldiers and police officers are trained to aim for center mass, it increases hit probability even though an instant kill is highly unlikely. 5 mils of drop. And Im trying to figure out how/whether the ballistics you generate are correct regardless (wrong MV, wrong bc, correct drops), which must be true since it works. Just to be a problem, Ill do 2300fps. There is nothing to look at except for the last yard line. One foot pound (sometimes written as ft-lb) translates to the amount of kinetic energy it takes to move a one-pound object one foot. Youll discover that you will certainly want a temp-stable powder like Varget. Typical handguns have muzzle velocities in the range of 1,000 ft/s, which means that such a bullet would travel a mile in a little over five seconds if it hit nothing or did not fall to the ground by that point. As I learned at Pecos this year, a 10% difference in score is the difference between placing where Tyler placed (in the top 10) and where I placed (somewhere a good bit lower than top 10). Dont worry too much about being so precise. Or will it? They are by no means a traditional hunting bullets (the 185 is a tactical OTM whatever that means) but even Berger lists a suggested minimum velocity though, beyond that you are primarily relying on the bullet yawing to disrupt tissue which is proven time over to not be a consistent or reliable thing. (512) 609-0096, © 2011-2023 Bison Ballistics Munitions, LLC, F Class Basics Part 2: Ballistics and Reloading, F Class Basics Part 1: Introduction and Equipment, Jump Sensitivity Factor - A New (Old) Way to Evaluate Bullets, Sort-of Scientific Load Development for F Class, The Hornady 4DOF Ballistics Calculator (Modified Point Mass), ChargeMaster 1500 Powder Scale and Dispenser Combo, Why Headwinds are More Difficult than Crosswinds, the new bullet's velocity (what we want to compute), the velocity of the known bullet - measure this with a chronograph. I had not thought much about that before. Bullet Energy . Enter 100m as zero distance. Using the 80 grain load (basically is 1.5X caliber) I add 8.125 (FPS Factor) X 15 (barrel length over 24, up to 39) and subtract 5.75 (FPS factor) X 2 (2 inches over 40 barrel length) Starting book velocity of 1560 FPS plus 110 FPS = 1670 FPS. What We Use Although death may still come in the end, it isnt the actual goal. Take the mystery and uncertainty of long-range shooting out of the equation with Impact! Its at 4.6, so a half mil high. I really love what my stubby barrels are doing for me. Just right. I love the long range stuff too . e ( CD / BC / 8816) x CV = MV. The function is only intended for short distances, less than (or maximum) 25 m/yds. Most of you have missed more shots than youve made, except that one time you lucked out and actually hit that pop can that somebody else left on the target rail on the 300 yard line of your local range. The idea is to provide realistic training rounds that deliver the same shooting experience as self-defense rounds. Muzzle velocity changes to an estimated amount of fps. Muzzle Velocity: Actual muzzle velocity corrected to the muzzle from the chronograph location. Buy Strelok. I never crimp bolt gun ammo. This will make the feel and point-of-aim comparable. However, for this to occur, the barrel would have to be impractically long. Exit out and be sure to accept your MV. RIFLE BALLISTICS. Here it is for those of us who have long since forgotten: To translate for the less mathematically inclined, kinetic energy equals one-half the mass of an object times the square of its velocity.. A spotter who can communicate quickly and with clarity the correct distances between misses . A well-placed shot with less than stellar ammo is more effective on animals, whether fur bearing or criminal, than a poorly placed shot with the best performing ammunition on the market. Wind is different across the entire trajectorys height and range yet we can only eyeball the mirage and get one data point at the kestrel. When you're ready, click calculate to generate your custom ballistics chart. To get to 300m, I need hold 2 mil below my 100m zero. I wasnt sitting with you when you took your shots so I will take your word for it though.