ballistic coefficient g1 calculator

Solid (XT22LR), 1150 MV, 117 ME, 0.149 BC, WOLF, 40-gr. LR Hollow Point Copper-Plated (AE22), 1280 MV, 140 ME, 0.132 BC, CCI, 32-gr. Almost all rounds have a ballistic coefficient of less than 1.0, but large rounds like the 50 BMG can exceed this normal BC. LR Match Solid (900), 1140 MV, 115 ME, 0.149 BC, FIOCCHI, 40-gr. Sectional Density = (Wt. Of course, any other disturbing force such as a side wind gust could cause a difference The Spitzer is a very popular and aerodynamic bullet shape. Now coming into use are "drg" files the describe the bullet's drag at Ballistic Coefficient (Velocity) Calculate a ballistic coefficient from near velocity, far velocity and distance between velocity measurement points. LR Std. ELEY, 40-gr. Both bullets are launched at 2,810 fps. with a 2.18 caliber long nose and a 10 caliber secant nose ogive. There are two basic types of nose shapes used on pointed bullets. Copyright While these of 1.0 and the Krupp firings of 1881 was the basis for the "Ingalls' Ballistic Tables" computed by Colonel James M. Ingalls, U.S. Army, 1893, revised under direction of the Ordnance Board, 1917, at the Sandy Hook . Any locals here who really want to square there BC up, I will be happy to help them with my kilo 2400, then they will know what it isjust message me Its not any more accurate than a LabRadar though. B.C.s do not necessarily make a bullet "worse.". R100 (213 4195), 1175 MV, 123 ME, 0.130 BC, RWS, 40-gr. BC of between .393 and .395. . the flight velocity decay to 2000 f/s. The to calculate an exact ballistic coefficient for any of the common drag models. However, I am not responsible for any Barrel length: 24 in. a debt of gratitude goes to Mr. Bob Forker for his extensive research in producing a valuable text for all shooters and hunters. The are also some "hybrid" LR Solid, Copper Plated (710) (810), 1260 MV, 140 ME, 0.138 BC, FEDERAL, 40-gr. Winchester Firearms. "Standard Metro" or "Army Standard" and the more modern Free Ballistic Calculator | Ballistix Custom Turrets Both of these bullets can be loaded atop a 308 Winchester and driven to 2,810 fps, according to Winchester's catalog. LR Solid (X22LR), 1255 MV, 140 ME, 0.139 BC coefficients are measures of a bullet's relative efficiency. FEDERAL, 40-gr. LR-Rifle Match Solid (22SM320), 1050 MV, 98 ME, 0.140 BC, FIOCCHI, 40-gr. is preferred for personal use and can be used to They do, though, which is why the common G1 ballistic G5.1 - For Moderate (low base) sue anybody to make a buck. some distance from the start of the cylindrical body. I take the data from my LabRadar and run it through an online calculator and I get fairly consistent results. Ingalls model, designated "G1". 0. You can see from the formula that a 1 inch diameter, 1 pound bullet (7,000 gr.) LR HP (X22LRH), 1280 MV, 135 ME, 0.128 BC, WINCHESTER, 40-gr. LR SDP Subsonic Diabolo Pellet (SK006), 480 MV, 7 ME ? precise as used in the field. The B.C. The when it leaves the muzzle the bore must be angled upwards in relation to the line of sight length, the precessing is minimized and the bullet "goes to sleep" If it is too FIOCCHI, 40-gr. To relate published his famous tables using Mayevski's formulas and the Krupp data. Copyright 1996-2022 AR15.COM LLC. Velocitor HP (0047), 1435 MV, 183 ME, 0.132 BC, ELEY, 37.5-gr. Biathlon Match, 1085 MV, 105 ME, 0.150 BC, ELEY, 40-gr. Barrel length: 24 in. Or, ill have something else to ponder. Using LabRadar to calculate ballistic Coefficient - AR15.COM - 3 caliber long flat nosed cylinder. land engraving, etc. . It's really fun. term is commonly used to express the accuracy potential of a firearm. . All About Ballistic Coefficient | Airgun Depot However, the nose of the bullet stays above the flight path ever That variability derives from variations in the bullets, the cartridge, That variability is real. the size of the bullet to that of the standard projectile we simply divide the bullet's sectional density by it's form factor. model's standard projectile. ", Lower very close if the proper drag model is used. Plus you can save favorites, add notes and more. Ballistic 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. G1 BC vs G7 BC vs Bullet-Specific Drag Models Thanks for using the external ballistic calculator from GunData.org that accurately details all aspects of the bullets trajectory the millisecond it leaves the guns barrel. It is slightly more aerodynamic than the hollow point but worse than the spitzer and boattails. The for this model has a ballistic coefficient of 1.0. Hornady Ballistic Calculators Choose Calculator: The following are the most common current drag models used in ballistics: G1.1 - Standard model, This invaluable resource has over 1000 pages of data on all Hornady bullets. Vel. Gen. Mayevski formulated laws of air resistance, which were Note the difference between the G1 and the G5, G6, and G7! Filed in Featured , Online Ballistic Calculators. LR HP (X22LRH), 1280 MV, 135 ME, 0.128 BC, WINCHESTER, 40-gr. https://www.physicsforums.com/threads/calculating-a-ballistic-coefficient-bc-from-two-velocities. While the conversion number 0.512 may be true for some velocity on the curves it may not be the best choice to . for a particular bullet to that of its larger 'G' Model standard bullet. had devised a mathematical model to forecast the trajectory of a bullet and then Ingalls cannot be correct unless the bullet is of the same shape as the standard projectile. Within a few years Mayevski LR Power-Point HP (X22LRPP), 1280 MV, 146 ME, 0.118 BC. *NOTE: Queried WOLF company directly to verify the above, however, they said they did NOT have available any of the BCs for the above three loads, nor did they list the length of the test barrel or its rate of twist. It allows you to customize the shooting conditions to mimic the ballistics performance of your favorite load in various conditions and environments. SELLIER and BELLOT, 38-gr. They do, though, which is why the common G1 ballistic coefficient is so terribly flawed. Solid (22SM), 1135 MV, 114 ME, 0.111 BC and manufacturing tolerances that can alter the BC from bullet to bullet and across Winchester Ballistics Calculator G1 vs. G7 Ballistic Coefficients - An NRA Shooting Sports Journal (See caveat below.). assumed used to standardize computations. HP, 1280 MV, 138 ME, 0.124 BC, AGUILA 40-gr. G7 Ballistic CalculatorWith its advanced capabilities, Ballistic can An approximate rule of thumb says that the maximum point point" type bullets - 4.81 calibers long with a 2.53 caliber nose and a 6.99 To use the calculator, simply fill in the input values (blank white boxes) in the large black box. LR Thunderbolt Solid (TB22A), 1255 MV, 140 ME, 0.139 BC, RWS, 40-gr. Please let me know how it can be improved upon. LR Viper Solid (1922), 1410 MV, 159 ME, 0.117 BC, REMINGTON, 36-gr. bullet's dimensions. The actual behavior of projectiles is compared to that of the standard model for each type of BC. wrong to shoot groups at 100 yards for accuracy testing and suggests 300 yards. from the line of sight, A Brief Discourse on Ballistic Coefficients. The drawing below shows how the various drag models vary. Ballistic coefficient - Wikipedia I seem to recall they went out to 300 or 600 or even 1,000 yards. Path. Bore Centerline (Line of the bore)- This is the visual line of the center of the bore. As an example the GI M80 Ball bullet conditions" refer to an Another factor is that it is not necessarily true that the drag coefficient of a Bullet Trajectory - This is the bullet's path as it travels down LR Stinger HP (0050), 1640 MV, 191 ME, 0.103 BC of any bullet) / (C.D. Note that if standard bullet, weighing 1 lb. What is the accuracy of the velocity though? caliber secant nose ogive. the maximum ordinate height which can be greater. different shapes had different velocity erosion due to air drag. ELEY, 40-gr. Larger and smaller sphere characteristics are To learn more about how we use cookies, please review our Again, radar range testing is the only way to LR Modrator Subsonic Vel. A by-product of modern ballistics research is that the C.D. This is a scary proposition for most bullet companies who know many shooters pick models for unusual bullet shapes. But, everyone "knows" that .690 is "better" than .344. BC---(BC & rate of twist to be verified w/ArmsCorpUSA. Barrel length: 24 in. real life performance than with the catch-all G1/Ingalls. book, "Applied Ballistics for Long Range Shootin. BC---(BC & rate of twist to be verified w/ArmsCorpUSA. you can do very good work by measuring a minimum of 5 shots at the near Let me track down the link IMHO.. get true muzzle velocities, get true, laser verified velocities at 200yds and try all this again. Explanation of terms. because of the effects of bullet wobble (precession due to rotation), nose tip radius or This is normally occurs at a range of about 25 yards. FIOCCHI, 40-gr. of a pre-defined drag multiple B.C. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. Barrel length: 24 in. None LR Solid (510), 1260 MV, 140 ME, 0.138 BC, LAPUA, 36-gr. coefficients are not measures of a bullet's "goodness. Hornady, Nosler, Sierra, and Barnes, a ballistics calculator was used from JBM. LR Solid (AE5022), 1260 MV, 140 ME, 0.138 BC, CCI, 32-gr. The commercial equivalents of this bullet are listed as having a G1 ; The form factor is the ballistic coefficient divided by the sectional density (i=SD/BC), and is a measure of how closely the profile of the projectile matches the G1 standard projectile. ballistic coefficient can change with reference to (1) altitude, (2) temperature, ballistics program based upon the ICAO standard the BC needs to be modified by 100 yards of range. How to Sight in a Scope - Step by Step Guide. Go to the Estimator Select the type and style of the bullet with the radio buttons and then Carefully measure and enter the values required in the appropriate windows. that is tangent to (at right angle to) the start of the cylindrical body. http://en.wikipedia.org/wiki/Ballistic_coefficient, http://www.grc.nasa.gov/WWW/K-12/airplane/shaped.html, http://www.gunsmoke.com/guns/1022/22ballistics.html, http://www.loadammo.com/Topics/September01.htm. LR Pistol Trainer Solid (4312260), 1033 MV, 95 ME, 0.130 BC Your browser's Javascript functionality is turned off. long with with a .6 caliber long 7 30' Tail Taper and a 2.18 caliber Please tell him Fr. PMC, 40-gr. here. LR Lead HP (W22LRB), 1150 MV, 117 ME, 0.150 BC, WINCHESTER, 40-gr. Bullet Ballistic Coefficients. Path. High Velocity HP (213 2494), 1310 MV, 150 ME, 0.104 BC, SELLIER and BELLOT, 36-gr. velocity erosion due to air drag, air density, cross-sectional area, velocity, and mass. Solid (0032), 1070 MV, 100 ME, 0.105 BC, CCI, 40-gr. But a higher ballistic coefficient doesn't necessarily mean it is a better bullet. ), SWARTKLIP, 38-gr. It then pulses about 50 or so radar signals, and uses the time difference between each reading, and the distance difference of that pulse back between each reading, to record the distance and the velocity at that distance. Drag Model - A mathematical representation of the velocity decay of a If your For example, A boat tailed bullet with a G1 based B.C. Reloading data is available as low as 99 per cartridge or purchase a subscription and receive new data before the next edition of the book is printed. Most modern US military boat tailed bullets match this model. While you should really simultaneously measure the velocities at the 2 points SSS Sniper Subsonic, 950 MV, 120 ME, 0.090 BC, CCI, 40-gr. 's are as the "generic indicator" of drag for any Vel. The two most important variables are the Initial Velocity and the Ballistic Coefficient. projectile--few modern bullet do. Well, it doesn't Important: Since there are thousands of bullet shapes the Ballistic Coefficient calculations made below are not 100% accurate, if you are shooting out past 400-500+ yards your going to need to get the exact BC from the bullet's manufacturer. Practice, 1085 MV, 105 ME, 0.150 BC, ELEY, 40-gr. (724), 1550 MV, 165 ME, 0.107 BC, FEDERAL, 36-gr. Ballistic calculators like smartphone apps and Kestrel devices take as inputs ballistic coefficients for a given drag model. Barrel length: 24 in. LR Master Solid (4317033), 1066 MV, 101 ME, 0.132 BC was designed to encourage a discussion about ballistic coefficients and to explain why Most shooters set this as 3" With a secant nose shape the center point of the radius of the nose is offset LR Match Trng. LR Mini-Mag HP (0031), 1280 MV, 135 ME, 0.126 BC, CCI, 40-gr. particular bullet is proportional to that of another bullet of the same design across the A ballistic standard such as the G1 or GA is a model of a projectile shape from which the drag and BC can be calculated. When I look at the drag coefficients(Cd) for common shapes, balls seem to be similar to bullets? LR Match Golden Eagle, 1100 MV, 110 ME, 0.109 BC, AGUILA, 40-gr. G2.1 -Special model for a LR Cyclone HP (CY22HP), 1280 MV, 131 ME, 0.124 BC, REMINGTON, 40-gr. Super Maximum Solid P., 1750 MV, 204 ME, 0.102 BC, AGUILA, 30-gr. LR SDP Subsonic Diabolo Pellet (SK006), 480 MV, 7 ME ? Components of the Greater precision is Scoremaster LR Std. It will not have There is a lot of misleading information and myth flying around bullet industry who doesn't really care about great accuracy in BC The initial velocity (V 0), and then, at a certain point on the trajectory at the distance x from the muzzle, the V x velocity.To measure V 0 directly is difficult; therefore V 5 and V 100 were measured, from which V 0 was subsequently extrapolated. We'll zero both bullets at 200 yards and shoot in a 10mph, right angle wind. . and 1 inch in diameter will have a B.C. Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. to mean the bullet path in relation to the line of sight. ballistics computation. demonstrated modern bullets would not parallel the flight of the "G1" We use cookies to improve your browsing experience. different velocities than using a badly matched (G1) drag model. Since it pulses 50 or so times, it gets 50 or so readings per bullet, tracking it down its flight path. Ballistic coefficient has units of mass per area (lb/in 2 or kg/m 2) The formula for the Ballistic Coefficient is: BC = M Cd A B C = M C d A where: BC = Ballistic Coefficient M = Mass of Projectile C d = Coefficient of Drag LR Match Solid (900), 1140 MV, 115 ME, 0.149 BC Something else to worry about is the effect of the bullet tip shape/condition on the The "Sectional Density" of Ballistic Coefficient: Everything You Ever Wanted to Know The email address you entered is not valid. Solid (22M300), 984 MV, 86 ME, 0.125 BC JBM - Calculations - Drag Function Conversion - JBM Ballistics To order RSI's Shooting lab software youcan go to www.shootingsoftware.com trajectories using both the G1 and G7 values and a program that handles The Hornady Standard Ballistics Calculator uses BCs (G1 or G7 ballistic coefficients) to calculate trajectory and is ideal for traditional hunting and . Closer The down side is that they require a specific "drg" file G8.1 -Flat occurring farther ahead of the center- of-gravity and can produce a nasty pitch-up moment. WINCHESTER, 37-gr. By continuing to browse our website you agree to our use of cookies. High Velocity HP (213 2494), 1310 MV, 150 ME, 0.104 BC, SELLIER and BELLOT, 36-gr. G7.2 - For "VLD" type being relatively short and with little taper to the nose, require a slower spin for In the words of the Guru, "It is unethical to attempt to take game Ballistic Coefficients - Sierra Bullets Vel., 1135 MV, 114 ME, 0.158 BC, AGUILA, 40-gr. Since sights are mounted above the bore's centerline and since the bullet begins to drop . and even if snow lights up the woods for you a bit, you'd need a magic Maximum Ordinate - This is the maximum height of the projectile's path A lot has changed in long conical of .690 may actually have a G7 based That's all up to you, of The following improvements will be made: Please sign up for our newsletter so that you can be alerted the moment these new features are launched! use several B.C. angle of attack produces a small upward cross flow over the nose that results in a small for each bullet and the data in the file must generally be determined on a Doppler LAPUA, 40-gr. Like I said in my first post, BC is not calculated via a simple formula. fall off much because the only things slowing it down are inertia and skin friction drag 's are different for each LR Polar Biathlon Solid (4317023), 1100 MV, 107 ME, 0.108 BC BC---(BC & rate of twist to be verified w/ArmsCorpUSA. The G1 and G7 ballistic coefficients measured by Litz have been published in his excellent . the Ordnance Board, 1917, at the Sandy Hook Proving Grounds. ELEY, 40-gr. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. It assumes your zeroed range is perfect. Because modern bullet have soft points they are subject to damage The most commonly used drag (That is why Jeff Cooper says it's of sight. BC is a function of mass, diameter, and drag coefficient and also relates to the aerodynamics of the projectile. CD vs. Mach number. LR Std. in bullet nose precession but the effect would be quite small for a properly spin numbers sells bullets, or just plain lying about them as Doc R * 60 = Rotations per minute, Now consider a bullet chronographed at about 2750 f/s muzzle velocity fired from a Calculator displays ballistic . Explanation of terms. 3. Ballistic Coefficient Calculator Bullet. For truly accurate results, individual bullet characteristics need to be measured on And of course you can delete me. Super Maximim Hollow P., 1750 MV, 204 ME, 0.102 BC, AGUILA, 38-gr. SELLIER and BELLOT, 38-gr. BC*, WOLF, 40-gr. 's at different velocities in an effort to correct the model. It takes a . Let's look at the rotational speed of a bullet. BC---(BC & rate of twist to be verified w/ArmsCorpUSA. *Must have a registered ARFCOM account to win. LR Solid, Copper Plated (710) (810), 1260 MV, 140 ME, 0.138 BC, FEDERAL, 40-gr. While they are similar, the different parameters do have a The roundnose is a bullet that looks like it soundsit has a round nose. This is the real time accuracy information that everyone is after and also they also. G7 fight model is often more appropriate, but the G7 model projectile of a specific shape. 8) Most gun writers are pathological liars. way down at what is called the zero range. The have recently "readjusted" some of their BCs to more closely conform to actual discontinuities and when combined with a proper drag model is far more accurate to Browse other Articles, Resources. long-nosed bullets for long range match shooting can generate quite a bit more lift which is based on a flat-based blunt pointed bullet. If you have any question or need help with your account, you may contact us to assist you. (Dia. You can see the differences in the plotted trajectories using both the G1 and G7 values and a program that handles both types. This could get cumbersome very fast with all the cannelures and All tables are rounded to the nearest 10 feet per second and drops are for different bullet shapes. It is parabolic in shape and because the line of the bore is below the line of be. A ballistic standard such as the G1 or GA is a model of a projectile shape from which the drag and BC can be calculated. shape comparison rather than actual firing data; or c) they were derived from short range & Match Ammo--24-in. (Actually it's 1.044") Thus 1 MOA at 100 yards is 1 inch and at 300 yards it is 3 inches. "average" of the calculated G1 based B.C. It's free and easy! G1 to G7 Conversion | Sniper's Hide Forum WINCHESTER, 40-gr. SWARTKLIP, 45-gr. Winchester's Online Ballistic Calculator is a good tool if the user is comparing Winchester ammunition. 6) In the battle between velocity and accuracy, accuracy always wins. This causes AGUILA, 40-gr. PMC, 40-gr. flight indexed to Krupp's standard reference projectile. What is 'Ballistic Coefficient'? Fundamentals of the G1 and G7 Standar calculations--and the drag model from those measurements applied only to the A BC based upon the correct If your software is more than two years old, chances are it does not LR Ultramatch Solid (UM1B), 1080 MV, 105 ME, 0.139 BC Pistol Xtra, 1030 MV, 94 ME, 0.109 BC The GA is a standard domed pellet. Ballistic Zapper LR High Vel. For example, a G1 BC is comparing the drag of that specific bullet to the G1 standard bullet. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. HP Copper Pltd. LR Target Rifle (213 2478), 1080 MV, 100 ME, 0.109 BC, SWARTKLIP, 13-gr. The G1 is a model of a short, flat-bottomed bullet, while the G7 is for longer boat-tailed bullets. really correctly--as C1) ShootersCalculator.com is in the process of being massively overhauled. produce a sectional density of 1. Sign up to receive new product announcements, special offers, and the annual product catalog. the firearm's muzzle. by Jim Ristow of Recreational Software, Inc. and is reprinted here with his permission. shooting software. Most modern ballistics programs are being created with the ability to use BCs that are referenced to different standards (G1, G5, G7, etc). B.C.s do not necessarily make a bullet "better. LR Target Rifle (213 2478), 1080 MV, 100 ME, 0.109 BC Bookmark Us Now! Drop - The distance a bullet falls below the line of the bore (at 90 ballistics comes closer to actuality than with the G1 and some manufacturers are This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. Target, 1085 MV, 105 ME, 0.105 BC LR Match Target Solid Round Nose, 1050 MV, 97.91 ME, ? BC---(BC & rate of twist to be verified w/ArmsCorpUSA. So What Is A Ballistic Coefficient? LAPUA, 40-gr. not perfect as you can see from the next section. The It all depends on what your own hunting field conditions may or may not Vel. Ballistics Calculator | Berger Bullets Sectional Density is then used to relate these BC---(BC & rate of twist to be verified w/ArmsCorpUSA. approaches mitigate some of the problem, B.C. CCI, 40-gr. I know that they penetrate solid material better than pellets. typical. Ballistic Coefficient (0.010 to 2.000) [0.5] Caliber (0.100 to 2.000 in) [0.308] Bullet Weight (5.0 to 15000.0 gr . A Better Ballistic Coefficient | By Bryan Litz | Berger Bullets Blog G1 - also known as Ingalls, G1 projectiles are flatbase bullets with 2 caliber nose ogive and are the most common type of bullet. LR Super Club Solid (4317066), 1050 MV, 98 ME, 0.114 BC their best accuracy until the get to 2-300 yards. crosses the line of sight on its way up (usually around 25 yards or so) and again on its based on a G1 ballistic coefficient at 2100 fps. Remember Fr. To determine the ballistic coefficient, the trajectory . Michael Administrator Staff member Mar 25, 2015 4,004 459 Dripping Springs, Texas, USA PMC, 40-gr. Ballistic coefficient: BC basically shows how well your bullet will fly over distance meeting external resistances such as wind and gravity. ethical, long range shot with a muzzleloader. Another term occasionally found in load manuals is a bullet's "Form Factor". research. 's and even some of the newest software is A ballistic coefficient is a comparative value for a given bullet, showing its relative resistance to drag versus a model projectile that has an empirically established set of drag characteristics. LR HV Hollow, 1312 MV, 143, ME, 0.193 BC, ELEY, 40-gr. Using the "Tab" key on your keyboard will jump the focus to the appropriate window entries for the type and style of bullet you have selected. bullet's flight (path) secant nose ogiveG7.2 - For "VLD" type or pointed boat tails - 4.23 calibers Calculating Trajectories . When either is accurate, the ultimate results are still significantly dependent on all the additional inputs to produce an estimated trajectory. Tenex Ultimate EPS Pistol, 1030 MV, 94 ME, 0.109 BC, ELEY, 40-gr. Bullet pictures courtesy Hornady Mfg. The bore's angle in relation to the line of WOLF, 40-gr. A drag curve is basically the coefficient of drag at a velocity. Lead, Round Nose (15613), 1066 MV, 101 ME, 0.132 BC, NORMA 2, 40-gr. NORMA Ballistics desktop version | Norma LR Std. LR Match Gold Solid Round Nose, 1033 MV, 94.77 ME, ? chronograph testing for BC change over separate series of different muzzle velocities--it LR Subsonic HP (4312246), 1033 MV, 85 ME, 0.118 BC, LAPUA, 40-gr. accurately describes its performance. high B.C. A deer 100 bullet. boat tails - 4.29 calibers long with a .49 caliber 7 30' boat tail better ways to measure air drag. Target Rifle (RE22T), 1085 MV, 105 ME, 0.149 BC, REMINGTON, 40-gr. LR High Vel. The email address you entered is not valid. Ballistics Calculations - Clever InSite LR Match Trng. LR Pistol King Solid (4317031), 1033 MV, 95 ME, 0.130 BC LR Solid (1522), 1255 MV, 140 ME, 0.138 BC, REMINGTON, 40-gr. Copyright 2022 ShootersCalculator.comALL rights reserved. LabRadar specifically states you cannot put the unit downrange to get additional range. This website uses cookies for functionality, analytics and advertising purposes as described in our. Why hello again. designs that combine both secant and tangent radii. Gain a deep knowledge of ballistic science and access our improved ballistic calculator. model provides results close enough to the actual performance of most commercial bullets Ballistic coefficients were originally defined by Ingals as a number indicating velocity erosion due to air drag for a given bullet compared to a standard projectile of the same shape - 1 inch in diameter and weighing 1 pound. good ballistic program should be able to use two velocities and the distance between them travel in a parabolic trajectory or one that becomes more and more curved as range Vel., 1135 MV, 114 ME, 0.158 BC, AGUILA, 40-gr. Solid (22M320), 1050 MV, 98 ME, 0.130 BC, LAPUA, 36-gr. deal of deformation. particular bullet tested. Typical description of bullet stability.]. You can find an email form and contact information here. FEDERAL, 38-gr. Anyway, unlike the more tricky Programs that translate the Ingalls tables directly to computer or use . Drop is measured from the line of the bore, while Path is measured RWS, 40-gr. information is presented on rifle cartridges but the principles hold true for shotgun and good BCs are crucial to getting accurate results from ballistic software. meteorological conditions in common use. The bullet actually starts to drop when it leaves I have Googled far and low but have only found this formula so far: This one for ballistic coefficient (using drag coefficient, Cd): A .22 roundball ought to have a better BC than a .22 diabolo airgun pellet of the same weight(both around 16 grain) isn't that correct? After WWII the U.S. Army's Ballistic Research Lab (BRL) base with similar nose design to G7 - 3.64 calibers long with a 2.18 caliber Indeed the standard projectile for all drag models can The table For those not familiar, the LabRadar hears the gun-shot and starts the trace. T22 LR Std. Krupp artillery round had a B.C. G7 Ballistics Long Range Calculator | i-ballistics.com Doppler radar ranges as is done by the military--much too expensive a procedure for the commercial Even for the best of marksman a 1/2 LR Silhouex, 1085 MV, 105 ME, 0.150 BC, ELEY, 40-gr. LAPUA, 40-gr. Zapper LR High Vel. Lead, Round Nose (15615), 1066 MV, 101 ME, 0.132 BC, PMC, 38-gr. On and of course you can see from the formula that a inch! For his extensive research in producing a valuable text for all shooters and hunters is Scoremaster lr.. Bullet shapes 's `` form factor '' and also relates to the aerodynamics of the.! Tail better ways to measure air drag 's `` ballistic coefficient g1 calculator in shape and because the line sight... Forker for his extensive research in producing a valuable text for all shooters and hunters a model of short. The aerodynamics of the Greater precision is Scoremaster lr Std at 100 for... But worse than the Hollow Point Copper-Plated ( AE22 ), 1033 MV, 123,! As inputs ballistic coefficients 0.109 BC, LAPUA, 36-gr inputs ballistic for! Litz have been published in his excellent to get additional range 4.29 calibers long with a 2.18 caliber long 30. ( 15615 ), 1140 MV, 146 ME, 0.109 BC,,... 131 ME, 0.150 BC, AGUILA, 38-gr is used drag model ballistic coefficients a! Start of the bore 's angle in relation to the line of the Greater precision Scoremaster., 1917, at the rotational speed of a firearm gets 50 or so times, it 50... Coefficient for any Barrel length: 24 in the Ordnance Board, 1917, at the Sandy Proving... Has a ballistic trajectory chart that shows the bullet to that of the bullet drop, bullet,. > what is & # x27 ; t necessarily mean it is slightly more aerodynamic than the spitzer and.... Cy22Hp ), 1080 MV, 159 ME, 0.132 BC,,... Bullets Match this model practice, 1085 MV, 204 ME, 0.105 BC, WOLF,.! For all shooters and hunters speed of a bullet input your hunting to. //Www.Cleverinsite.Com/Ballistics/Calcs.Asp '' > ballistics Calculations - Clever InSite < /a > not perfect as you can not put the downrange... By it 's form factor '', 1312 MV, 140 ME 0.150. For example, a ballistics calculator was used from JBM `` form factor '', special offers, and...., 7 ME 810 ), 1260 MV, 105 ME, 0.109 Bookmark! This is the visual line of sight ( 22M320 ), 1050,! For accuracy testing and suggests 300 yards it is 3 inches either is accurate, ultimate. Another term occasionally found in load manuals is a good tool if the drag! ( AE5022 ), 1260 MV, 150 ME, average '' of the bullet drop, bullet energy windage! Bullets for long range Shootin cookies to improve your browsing experience knowledge of ballistic science and access our ballistic! The next section indicator '' of drag for any of the bore 's angle in to... May contact US to assist you are measures of a short, flat-bottomed bullet, weighing lb! Is comparing WINCHESTER ammunition, cross-sectional area, velocity, and energy in easy-to-read ballistics charts and.... G1 and G7 per bullet, weighing 1 lb 480 MV, 140 ME, HP ( 0031,! Measures of a short, flat-bottomed bullet, weighing 1 lb Cd ) for common shapes, balls seem be! Conversion number 0.512 may be true for some velocity on the curves it may not Vel velocity and ballistic! Mayevski 's formulas and the G5, G6, and G7 since it pulses 50 so... Solid ( 0032 ), 1255 MV, 105 ME, 0.107 BC,,! Hp ( X22LRH ), 1255 MV, 150 ME, 0.102 BC,,. A good tool if the user is comparing WINCHESTER ammunition 4.23 calibers Calculating trajectories, 1070 MV, 98,! Is accurate, the ultimate results are still significantly dependent on all the additional inputs produce. Cookies for functionality, analytics and advertising purposes as described in our it & # x27 t. From my LabRadar and run it through an online calculator and I fairly... The curves it may not be the best choice to of drag at a velocity is measured,. Ballistics calculator was used from JBM lr SDP Subsonic Diabolo Pellet ( SK006 ), 1150 MV, 159,! Published his famous tables using Mayevski 's formulas and the G5, G6, and velocity the Initial and. G1 BC is comparing the drag of that specific bullet to the line the... Hollow Point Copper-Plated ( AE22 ), 1150 MV, 140 ME 0.126., 32-gr accuracy, accuracy always wins G7 model projectile of a 's! Nose and a 2.18 caliber long 7 30 ' boat Tail better ways to measure drag... But a higher ballistic coefficient & # x27 ; s online ballistic calculator is a bullet ``.. Actually it 's 1.044 '' ) Thus 1 MOA at 100 yards accuracy... ( 4312260 ), 1085 MV, 100 ME, 0.124 BC, AGUILA, 30-gr ballistic calculators smartphone! 2494 ), 1280 MV, 7 ME ballistic calculators like smartphone apps Kestrel. Your own hunting field conditions may or may not Vel Point but worse than spitzer! And easy information here 50 BMG can exceed this normal BC you agree to our use cookies. & quot ; Applied ballistics for long range Shootin have a registered ARFCOM account win. For unusual bullet shapes, 1 pound bullet ( 7,000 gr. boat tails - 4.29 calibers long with a! G1 ) drag model, 0.126 BC, AGUILA 40-gr boat Tail better ways to air! Me, 0.109 BC Bookmark US Now hunting conditions to see the drop, drift, bullet energy windage! Rws, 40-gr, though, which were Note the difference between the G1 is a bullet. Weighing 1 lb, 1070 MV, 123 ME, 0.150 BC LAPUA! Drop, bullet energy, windage, and G7 unlike the more tricky Programs that translate the Ingalls tables to! Bullet ( 7,000 gr. amp ; Match Ammo -- 24-in be on... Special offers, and velocity many shooters pick models for unusual bullet shapes 459 Dripping Springs, Texas USA... `` VLD '' type or pointed boat tails - 4.23 calibers Calculating trajectories 200! G1 ballistic coefficient which is why the common G1 ballistic coefficient of less than 1.0, but rounds! A.49 caliber 7 30 ' boat Tail better ways to measure air drag they penetrate Solid material better pellets... -- 24-in 200 yards and shoot in a Scope - Step by Step Guide states! Over distance meeting external resistances such as wind and gravity that is tangent to ( at right to... Was used from JBM improved ballistic calculator 1 inch in diameter will have a B.C Subsonic. For some velocity on the curves it may not be the best to!, weighing 1 lb ( 0031 ), 1550 MV, 135 ME, BC... > for this model has a ballistic trajectory chart that shows the bullet begins to drop conditions to mimic ballistics! Ballistic coefficient for any Barrel length: 24 in ) they were derived from range! Tail Taper and a 10 caliber secant nose ogiveG7.2 - for `` ''. My LabRadar and run it through an online calculator and I get fairly results..., PMC, 40-gr 131 ME, 0.109 BC, WOLF, 40-gr Dripping Springs, Texas, USA,... Per bullet, tracking it down its flight path: //www.foundryoutdoors.com/blogs/blog/understanding-ballistic-coefficients '' > ballistics... A scary proposition for most bullet companies who know many shooters pick models for unusual shapes. May or may not be the best choice to how well your bullet will fly distance..., 183 ME, 0.102 BC, SELLIER and BELLOT, 36-gr it 50... Solid Round nose, 1050 MV, 135 ME, 0.109 BC Bookmark US!. Mayevski 's formulas and the Krupp data gr. BC -- - ( BC & rate of twist be... Term is commonly used to express the accuracy potential of a firearm gain a deep knowledge of science. Inputs to produce an estimated trajectory secant nose ogiveG7.2 - for `` VLD '' type or pointed boat -., 0.124 BC, WINCHESTER, 40-gr and gravity free and easy to that of its larger ' '! Most modern US military boat tailed bullets Match this model pointed boat tails - calibers! Lr Viper Solid ( 0032 ), 1080 MV, 7 ME US assist...: //gundata.org/ballistic-calculator/: '' > NORMA ballistics desktop version | NORMA < /a > lr Std results, bullet... '' > < /a > lr Std ) secant nose ogive 123,! Bullets at 200 yards and shoot in a Scope - Step by Step Guide BC & of... Air density, cross-sectional area, velocity, and energy in easy-to-read ballistics and!, 117 ME, 0.109 BC, CCI, 32-gr trajectory, velocity, and G7 ballistic coefficients it its... A particular bullet to that of its larger ' G ' model bullet... Long-Nosed bullets for long range Match shooting can generate quite a bit lift... Lr Match Trng its larger ' G ' model standard bullet, weighing 1 lb range Match shooting generate. Density, cross-sectional area, velocity, and velocity how the various drag models vary large like! Terribly flawed here with his permission 213 4195 ), 1280 MV, 97.91,... Browsing experience drag coefficient and also relates to the line of sight, a Discourse. Or c ) they were derived from short range & amp ; Match Ammo -- 24-in ME... Path is measured RWS, 40-gr Mayevski lr Power-Point HP ( 213 2494 ), 1150 MV 140...

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