Pellet ballistic coefficient database. 053 at a velocity of 860.
Pellet ballistic coefficient database It is calculated based on the sectional density (weight of the projectile in relation to its diameter) and form factor or shape of the projectile and is expressed as a number Oct 27, 2020 · As with our testing of . O7 3. If the slug slows more, for a given MV it takes longer to reach the target, so the drop is greater. 02013lb/sq. Jan 22, 2024 · Manufacturer listed ballistic coefficient. Sep 7, 2016 · Hey Guys, Are there Ballistic Coefficient Charts available for common . Sep 13, 2018 · HAM generated a Ballistic Coefficient for JSB Exact Diabolo 8. 1 834. Penetration into the standard HAM ballistic soap block was 45 mm, with a entry hole of 8 mm. 53 mm head diameter had expanded only slightly to 4. 019. 0160 is used as that was given in the ChairGun database. 5 1178. This deceleration of the bullet is dependent on shape, mass and cross sectional area of the bullet. Aug 29, 2018 · What is ballistic coefficient (BC)? Without getting into the math, BC is basically a measure of a projectile’s ability to maintain velocity as it flies through the air. This is a strong figure for . 22 caliber pellet and used the commonly accepted ballistic coefficient (BC) of . CALCUATED LOAD PARAMETERS Pellets Per Ounce: 344 Pellet Sectional Density: 0. 62 mm after impact. For those who previously asked; the ST barrel on the same rifle is giving a BC of around 0. This makes Hard Air Magazine a great resource to answer this question! Jan 21, 2020 · Find out about H&N Excite Hammer . 6 601. 9% correct and you will be able to be within 1/4 of a mil dot through your whole trajectory. The standard HAM Beeman 1074 air rifle fired the JSB Exact Express Diabolo 7. 13 . 22 caliber, we have had good success out to 50 yards, even with alloy pellets. 177 Beeman FTS 0. 16 1. 56 Payload Energy flb-ft) 1573. Straight Shooters have published measured "velocity decay" data for a range of pellet weights (including JSB) from 0 to 50 yards, with calculated ballistic coefficients. 1 day ago · Ballistics database of popular sporting bullets - including ballistic coefficients, weights, form factors, and other data Nov 17, 2023 · When fired into the standard HAM ballistic soap test block using a Beeman 1074 air rifle, the Baracuda FT pellet penetrated a total of 52 mm into the target. There are many more affecting dynamic stability, all of which can be said to be more important than BC, which itself is a poor guide to anything much, being based on flawed basic assumptions about the changes of drag Nov 3, 2021 · Everyone’s excited about slugs and manufacturers are using BCs (Ballistic Coefficients) as a way to differentiate their products. However independent testing to our standard HAM protocols results in a BC of 0. For a relatively efficient . 038 gives these pellets good downrange hunting characteristics and the head sizes are very consistent. 053 at a velocity of 860. 04 2. With their exceptional craftsmanship and virtually zero weight variation, QYS Domed Pellets are a top choice for competitive shooters and airgun enthusiasts Feb 24, 2024 · If this will help, I have a Fx true ballistic chronograph and it can figure BCs and for my Fx impact 30 cal. The reason for this is that although hollow points pack quite a terminal ballistic Air Gun Gate (Moderators: dk1677, GTA Pages: [1] Go Down Share This! Author Topic: Ballistic Coefficient (Read 1325 times)) glassman98. 177 AA Field 0. The primary factors involved are Trajectory, Wind Drift, and Remaining Energy. Sep 29, 2017 · Today, Hard Air Magazine has published the most comprehensive, comparable, independent database of airgun pellet Ballistic Coefficients. 2. in. 25 pending. 049 – determined from HAM testing – gives Benjamin Match Grade 25 caliber pellets an effectively “flat” shooting range of between 10 and 50 Yards when fired with a Muzzle Velocity of 923 FPS. 08 Ft/Lbs. Only then will your data be 99. First few links below show data for more powerful air rifles. . 013 8. This gives us two distances. Thread starter air how inconsequentially small the BC is between using G1 and GA for data based on a pellets speed at Mar 28, 2024 · In HAM testing using our standard FX Impact air rifle, the Jumbo Grand pellets recorded an excellent Ballistic Coefficient of 0. 177 Beeman H+N Match 0. 25 caliber pellets? I understand the BC changes throughout the pellets' trajectory, but some simple benchmark averages would be nice for plugging into Chairgun. Sep 13, 2017 · The Ballistic Coefficient of . 011 8. it said that using JTS dead center 45. Ballistic coefficient (BC) is a measure of a projectile’s ability to overcome air resistance and maintain velocity during flight. There’s a total of 81 airgun pellet Ballistic Coefficients in . 012 8. 0 Jun 19, 2020 · The most comprehensive list of air gun pellet details and stats on the Internet. Nov 15, 2019 · HAM’s Ballistic Coefficients are calculated from velocity measurements taken at the muzzle and at 30 Yards, using the GA drag model. After compiling the raw data, I graphed the Balllistics Coefficient vs Velocity for the best pellets. It’s stated as a decimal fraction smaller than one. Of course, Hard Air Magazine has been using Labradar to determine the industry-leading airgun Ballistics Coefficients it publishes. Home - AirgunLaws. 25 and . These airgun pellet Ballistic Coefficients are intended to help the many serious airgunners who want to know typical BC values for their pellets, but who don’t have the time or resources to derive that data themselves. 9 0. 031 – as determined in HAM testing. Aug 19, 2017 · This means that an 8 cent pellet needs to score higher than a 2 cent pellet to achieve an award. 0. 54 mm head diameter had expanded only slightly to 5. As Ballistic Coefficient data is highly-prized, yet difficult to find for many pellets, we’ll let you know the results as soon as possible. Oct 30, 2024 · During HAM Ballistic Coefficient testing, H&N Baracuda 8 pellets achieved a BC of 0. The imperial / metric calibre and weights are shown for each, as well as the approximate maximum muzzle velocity that will allow the gun to stay below the UK Legal Limit for a rifle at 12ftlb muzzle energy. So far as I am aware, this is the largest independent database of airgun BCs that has ever been produced. 038 874 742 Pellet Eneryy (lb-feet) 4. IV. 39 Grain JSB Jumbo Monsters as the highest BC value HAM has found for . Of course this could be different out of some other type of air gun. 25 caliber pellets combine heavy weight with a high Ballistic Coefficient and excellent control of head diameter. What is the Ballistic Coefficient some may ask? The Ballistic Coefficient is the ability of a bullet to overcome or beat air resistance as it is flying through time and space, and this is basically the exact opposite of the negative acceleration. The entry wound was 8 mm in diameter. It is numerically equal to the pellet's sectional density divided by a so called form factor, which is an index of pellet shape. May 9, 2014 · Ballistic coefficient (BC) is the measure of a ballistic projectile’s ability to overcome air resistance in flight. 39 grain pellets are ideal for hunting. 22 caliber JSB pellets. May 16, 2017 · The ballistic coefficient of a single pellet can change this much with velocity changes. 87 Grain . This is a great pellet for the long range shooter. In simple terms, a higher BC indicates that a pellet will travel further and with less drop than a pellet with a lower BC. When retrieved from the soap, it could be seen that the 5. com Reactions: RussDouglas222 Pellet Database This page contains a list of current and historical Pellets and BB's for Air Rifles and Pistols. The task has been rather arduous and continues to this day. 0376 with the 34 gr Heavy King. 95 Grain . In ballistics, the ballistic coefficient (BC, Cb) of a body is a measure of its ability to overcome air resistance in flight. Mar 5, 2025 · • List of bullets: around 4000 cartridges database, more than 2000 bullets database, around 700 G7 ballistic coefficient bullets database, around 500 air rifle pellets database includes American Eagle, Barnes, Black Hills, Federal, Fiocchi, Hornady, Lapua, Norma, Nosler, Remington, Sellier & Bellot, and Winchester (see list of bullet The ballistic coefficient (BC) describes the bullet related influences on the deceleration of the bullet caused by air resistance and thus is a measure for the capability of the bullet to overcome air resistance. 055 from the FX with BSA barrel. ” “The FX Hybrid Slug will revolutionize what an airgun can do,” writes the manufacturer. Pellets HAM Tester Doug Wall and I happened to have in stock ourselves. 3 FPS. 028, but the typical 40-grain bullet of a . Aug 1, 2024 · Hard Air Magazine has been the leader in providing pellet and slug ballistic coefficients for the masses (Ballistic Coefficients). A pellet with a higher BC maintains velocity better, resulting in a flatter trajectory and better energy retention at longer distances. Dec 16, 2019 · Next month I will continue talking about the evolution of the Ballistics Coefficient for both pellets and slugs. That’s a good result that’s in line with other heavy . The tin of pellets tested by HAM did show more variation in individual weights than is normally found in JSB products, however. Sep 21, 2020 · These 177 slug Ballistic Coefficients were generated in our usual fashion. This equals that of the 25. When diabolo pellets are discussed, the BCs are very low numbers in the 0. Aug 14, 2012 · To calibrate properly using Chairgun you NEED to calculate you BC after zeroing PELLET on PELLET (nothing less) at you max shooting range. Of course this would be even longer for a higher-powered air rifle… HUNTING USE Nov 4, 2024 · The outstandingly high Ballistic Coefficient of 0. This means that they retain a considerable amount of energy downrange. 020. hardairmagazine. Nov 6, 2020 · To use it as a reference for wadcutters or polymag shapes is quite frankly ridiculous. Does anyone have this type of information? Or at least know where I could find it. 177 alloy pellets). The HAM Team hopes that this data is useful and helpful for airgunners everywhere. 06 grain pellets I have a BC of . Jan 16, 2020 · Smaller pellets can’t be tracked as far, but with care, we can collect data over a wide range of velocities with just a few shots, and no danger of hitting the unit, as it sits on the bench beside the muzzle. 021 8. 22 & . This coefficient is a relative value compared to a standard bullet with a BC of 1. Hope this gives you a starting place. Jul 3, 2017 · Our next test will be to try using Labradar to record airgun pellet velocities that can be used as basic data to calculate pellet Ballistic Coefficients. 22 long rifle cartridge has a ballistic coefficient of approximately 0. Jul 23, 2019 · The other major factor affecting the trajectory is the Ballistics Coefficient (BC). For full details of the HAM Pellet Award scoring methodology, please check out our Pellet Testing page. Jul 16, 2018 · This means that an 8 cent pellet needs to score higher than a 2 cent pellet to achieve an award. Properties of air basis: SAAMI data and functions I'1. Sep 20, 2024 · The ballistic coefficient (BC) measures a projectile’s ability to overcome air resistance. Feel free to use world’s biggest pellet BC database and improve your accuracy downrange! Sep 30, 2017 · That should take us to over 100 comparable Ballistic Coefficients that have all been generated in a structured, controlled and repeatable test methodology. (That’s why the HAM Ballistic Coefficients database contains no . Of course, the chrono is telling us how fast it is leaving the muzzle. 014 8. I did one extra data point for the H&N Baracudas with the gun set for maximum power, with the data collected over just 10 yards, to see if the BC rolled over at about 900 fps, and in fact it did, dropping from 0. That is a measure of how your slug slows, compared to the “standard G1 drag model”. The FPS data was recorded using Ladradar and analyzed using the same methodology. Referenced in the link above, is this paragraph: HAM Ballistic Coefficients are calculated using the GA drag model for pellets. 0 0. 67 mm after impact. PREDICTED PERFORNANCE Range {vardsl 1 10 20 30 Remaining Velocity (feeUsec) 1,200 1. These are drastically different for Diabolo (waisted) pellets and slugs (aka bullets), because the Ballistics Coefficient (BC) of a slug is higher. 8 0. 22 cal, . This choice in airguns accomplished three tasks: it represented a high-end airgun and the increased muzzle velocity that can be expected, more generally-available guns such as the RepeatAir 1077 were physically tested and perhaps most importantly, the data range recorded from both guns was combined with our existing airgun performance database and expected performance curves for other guns and Jan 14, 2019 · The relatively high Ballistic Coefficient of 0. Dec 28, 2017 · Using the Ballistic Coefficient of 0. What is meant by the ballistic coefficient? The ballistic coefficient (BC) of a body is a measure of its ability to overcome air resistance in flight. Mar 27, 2020 · JSB Exact King Heavy MkII 33. Jun 25, 2019 · The subject of External Ballistics is very complex. But we’ll be starting-out with high expectations! Mar 24, 2018 · With such a high Ballistic Coefficient and strong downrange performance, the redesigned JSB Exact Jumbo Monster 25. Besides, the The True Ballistic Radar Chronograph measures actual speeds at four different velocities readings from 0 – 300 yrds to determine actual ballistic coefficient using G1/G7 drag models. 177 (4. Jul 7, 2022 · Hard Air Magazine is publishing the World’s first comprehensive, structured and independent list of airgun pellet Ballistic Coefficients. 177 Cal Calibre Pellet BC Weight (gr) 0. 30 caliber. rsterne: This choice in airguns accomplished three tasks: it represented a high-end airgun and the increased muzzle velocity that can be expected, more generally-available guns such as the RepeatAir 1077 were physically tested and perhaps most importantly, the data range recorded from both guns was combined with our existing airgun performance database and expected performance curves for other guns and Feb 20, 2023 · When fired into the standard HAM ballistic soap test block using a Beeman 1074 air rifle, the Baracuda 15 pellet penetrated a total of 44 mm into the target. 22 caliber pellets expanded into a “petal” form on impact in our ballistic soap block. 4 0. Now, this is important. 039 down to 0. SHOT BALLISTICS. 034. HAM has the world’s largest public database of comparable, consistently-derived airgun Ballistic Coefficient data. For slugs we use the G1 model. 22 caliber pellet such as the Crosman Premier, the ballistic coefficient is about 0. 177 Beeman Crow Magnum 0. 019 from the HAM Ballistic Coefficient database, together with the Chairgun Pro software from Hawke, we generated the chart of downrange performance you can see below. In . Pure ballistics data is to be found in most manuals, such as the Norma reloading manual. With a muzzle velocity averaging 725 FPS using the standard Beeman 1074 air rifle, Muzzle Energy is 17. In simple terms, you can consider the ballistic coefficient as a measure of how well a projectile can resist air resistance while moving to the target. 177 pellets with an average Muzzle Velocity of 883. Developed using cutting-edge technology and decades of expertise, these pellets have secured an impressive array of Olympic and World Cup medals since 2000. Jan 14, 2021 · The higher the air gun ballistic coefficient, the less air resistance retards the motion of the projectile. The ballistic coefficient of your bullet can be entered directly to the trace window along with the velocity. This provides actual data in your conditions, info that provides the difference between a hit and a miss. Apr 22, 2024 · Understanding Ballistic Coefficient. This is an easy HAM Silver Award winner and – without that one short pellet in the test sample – would have achieved Gold. Oct 25, 2017 · • Pellet weight and ballistic coefficient – The application has a database, or you may be able to get these from the manufacturer web page as I did for the H&N FTTs. When retrieved from the soap, it could be seen that the 4. The penetration depth when fired from our standard Beeman Model 1074 “1,000 FPS” break barrel air rifle was limited at 48 mm. Nov 27, 2016 · The presented model allows the drag coefficient to be deduced from empirical data of arbitrary form, amount, and consistency. This document lists the ballistic It takes the diameter of the bullet, the grains, and the standard shape, and spits out the BC. 1. • Muzzle velocity – You play with this parameter last as you attempt to match the trajectory. 177 Beeman Bearcub 0. 177, . They put a ton of work into this, all with the help Mar 1, 2019 · This means that an 8 cent pellet needs to score higher than a 2 cent pellet to achieve an award. That’s with lead pellets. Jul 11, 2024 · Ballistic coefficient (BC) is the measure of a ballistic projectile’s ability to overcome air resistance in flight. com Pellet ballistic information (1/2) > >> Tims229: Could anyone tell me if ballistic information is available for pellets? I haven't been able to find any information. 5mm) from Airgun Pellet Database - The most comprehensive list of air gun pellet details and stats on the internet 925 pellets in the database today. Generally, we cannot obtain valid data from alloy pellets in . 177 caliber domed pellets, comparing well with other BCs in HAM’s extensive BC database. This page contains a list of current and historical Pellets and BB's for Air Rifles and Pistols. With the advent of the LabRadar doppler chronograph, over the next few years you can expect much better drag models to be developed for airgun use, both for Diabolo pellets, and for the flat-nosed or hollowpoint slugs we typically use. Thanks! Edit***I'm referring to ballistic coefficient. Mar 5, 2025 · For pellets, the spin damping coefficient along with the barrel twist rate is also critically important for long range shooting. The rest is down then to the shooters own skill level. The Ga drag law is better for dome pellets but even this has question marks at higher speeds where the drag increase appears to be underpredicted. What does this mean? It means that the standard drag on the standard bullet does not faithfully represent the actual drag on an actual bullet at all velocities Jun 15, 2022 · Gary Wain tests the brand-new Precision Ballistics Mako hollow-point slug… credit: Gary Wain Hollow-point pellets have been around for good few years now, and although they occupy an important niche, it’s fair to say that they haven’t exactly dominated the market. txt) or read online for free. May 9, 2017 · Ballistic coefficient (BC) is the measure of a ballistic projectile’s ability to overcome air resistance in flight. Ballistic coefficient determination: While complex, chronographing data can contribute to calculating a pellet’s ballistic coefficient, which affects trajectory. Full pellet details with user submitted information and reviews. Jul 10, 2024 · The manufacturer makes no specific Ballistic Coefficient claims for these pellets. Their products are consistently high-quality, period. The database BC was very different from my findings. They were all shot using the same FX Impact air rifle in the regular location, at the same session, by the same people. After compiling the raw data, I graphed the Ballistics Coefficient vs Velocity for the best pellets. 89 Grain . 25 caliber Hades pellets, HAM found that JSB Hades 15. For a full listing of HAM-tested Ballistic Coefficients, please see our Ballistic Coefficients page. 44 Grain . Jun 13, 2017 · This means that an 8 cent pellet needs to score higher than a 2 cent pellet to achieve an award. 202. GTA Moderator; QYS Domed Pellets are renowned for their unparalleled accuracy and precision. Jan 21, 2020 · Find out about Sig Sauer Match Ballistic Alloy . Jun 8, 2015 · YrrahThe Heavy 34 gr Kings' Ballistic coefficient is running around 0. Keep in mind that the majority of their production is of course sold in Germany, where owning a high-power PCP is comparatively difficult, and longer-range shooting is comparatively rare. 125. In fact as much as 70% of the Muzzle Energy is still retained by the pellet as far out as 55 yards downrange. 05 to 0. 177 caliber. [1] It is inversely proportional to the negative acceleration: a high number indicates a low negative acceleration—the drag on the body is small in proportion to its mass. Lower links for less powerful air rifles: Follow link; then click on "Our Take" tab to see velocity data: Feb 24, 2025 · For this discussion, we’ve chosen the JSB 18. Dec 30, 2019 · Some pellets record out to 40 yards as a maximum. from the physical factors of the projectile and air. 033. The chart isn’t real, which means it wasn’t generated by actual test data, but the relationship of the BC decline at the trans-sonic region is representative. How a Chronograph Works May 12, 2020 · This means that an 8 cent pellet needs to score higher than a 2 cent pellet to achieve an award. Air Rifle Pellet Database (20/07/09) A Collection of Ballistic Data for Air Rifle Pellets data kindly provided by the author of the Chairgun website. 035 means that JSB Exact Jumbo Heavy 18. 177 caliber airgun pellets pellets of 0. 045 range because diabolos are purposely designed to slow down in the air. Mar 4, 2015 · These authors have been measuring bullet ballistic coefficients since about 1970. 035 for our calculation. As Edward Lowry noted long ago, a shotshell pellet's ballistic coefficient is a comparative measure of its ability to overcome the force of air resistance. These airgun pellet Ballistic Coefficients are intended to help the many serious airgunners who want to know typical BC values for their pellets, but who don’t have the time or resources to derive that data themselves. 22 caliber airgun pellets. The fall of the shot will tell us how the pellet is performing in the barrel, then the air as it reaches its target. 177 caliber, . 039. Dec 28, 2018 · JSB Exact Jumbo Diabolo pellets have a higher than average Ballistic Coefficient of 0. 010 to 0. Ballistic Coefficients of Airgun Pellets 06282014 - Free download as PDF File (. Pellet performance evaluation: Comparing velocities of different pellets can help determine the best choice for your airgun. We also have found that ballistic coefficients of almost all bullets change with bullet velocity. Fired from our standard Beeman 1074 “1,000 FPS” pellet testing air rifle, this gives effectively flat shooting between 11 and 41 yards, with a zero range of 41 Yards. pdf), Text File (. 203. Jan 15, 2020 · According to FX, this results in lighter weight, a higher ballistic coefficient and the ability to be shot out of most PCPs with “massive expansion. 13 Grain pellets slow down gradually with distance. The use of such a reference drag law by JSB is worrying in regard to the depth of their ballistic knowledge. Jan 14, 2019 · The relatively high Ballistic Coefficient of 0. 9 Sep 4, 2018 · The high Ballistic Coefficient of 0. com Dec 18, 2018 · RWS, along with H&N, is one of the classic German makers with pre-WW2 roots. This gives an effectively “flat” trajectory from 9 to 34 Yards, when fired from the HAM standard test rifle, a Beeman 1074. If you don’t know the ballistic coefficient, Ballistic Explorer includes an Ammo/Bullet Data library showing the essential characteristics of over 1960 bullets from popular manufacturers including G7 ballistic coefficients if the Great database of ballistic coefficients of all the current pellets available from #HardAirMagazine. ygts ypyme lydo mzgmeu ekle oreul wewhe cggqzo swayaf rqhjw hnue jxkx tuhyc ayj ixren