Jmb ballistics

Topic covering the use of drop, windage and lead units in the JBM calculators. Elevation. A method for calculating trajectories for other than a zeroed range (or for changes in shooting conditions) using the constant elevation angle. Energy. A discussion of potential and kinetic energy with a worked example.

The VL3 is free of flutter until 450 km/h TAS. The VNE is limited to 340 km/h IAS. The VNO is 280 km/h IAS. To increase your safety the VL3 can be equipped with a TCAS (Traffic alert and Collision Avoidance).Jochem Peelen, Books on Demand, GmbH, 22848 Norderstedt, Germany, 2006. ISBN10 3-8334-6697-9, ISBN13 978-3-8334-6697-7. A very nice book on common and uncommon drag functions. Book includes printout of computer code to model drag functions and choose drag function for a bullet. A must have for anybody interested in exterior ballistics.Modified Point Mass Trajectory. Calculate a modified point mass trajectory from bullet, velocity, firearm and atmospheric parameters. Explanation of terms. Caliber (0.100 to 2.000 in) [0.308] [?] in mm.Ballistics calculations and formulas for small arms. Drag/Twist. Calculate drag and stability from bullet dimensions, weight, specific gravity and barrel twist.Changes 24 April 2012-- Bullet database now corrects for Army Standard Metro BCs.Manually input BCs must still be for the ICAO atmosphere. 10 May 2010-- Add JLK bullets.. 3 May 2010-- Complete update of website for announcement of BallistiComp. 15 March 2010-- Modified point mass calculations to include changes in atmosphere when shooting uphill and downhill.09-Aug-2023 ... SOLO Ballistic Shield (Deathful) | Helldivers 2 (Uncut) ... Singing ALL PARTS from the Carolina Crown 2017 Hornline Ending | JMB Music.JBM Ballistics (JBM), based in Las Cruces, NM, has provided free online ballistics info for the past 15 years. JBM Ballistics’ sophisticated algorithms deliver …

The angle of the tilt of the firearm to the right or left from vertical. Positive angles are to the right. Distance to Chronograph. The distance from the muzzle of the firearm to the chronograph used for muzzle velocity measurements. If the muzzle velocity is estimated, enter 0.0 for this value -- no correction.Black Bear Ballistics Dope Disc is one such product that had me thinking "I wish I had thought of this." Actually I did have an idea about a product like this.The angle of the tilt of the firearm to the right or left from vertical. Positive angles are to the right. Distance to Chronograph. The distance from the muzzle of the firearm to the chronograph used for muzzle velocity measurements. If the muzzle velocity is estimated, enter 0.0 for this value -- no correction.The JBM IDPA classifier application is a simple application for IDPA classifier practice. It allows the user to enter classifier times and points down and calculates the current classification. It includes the abbreviated classifer, the standard classifier and the pistol caliber carbine classifier. Data EntryThe JBM IDPA classifier application is a simple application for IDPA classifier practice. It allows the user to enter classifier times and points down and calculates the current classification. It includes the abbreviated classifer, the standard classifier and the pistol caliber carbine classifier.May 24, 2023 · More about Ballistic Advanced JBM Ballistics Calculator. Ballistic Advanced JBM Ballistics Calculator is available for users with the operating system iOS 7.0 or later, and it is available in English. The program version is 6.2.3 and it has been updated on 2/08/2017.Since we added this app to our catalog in 2017, it has already achieved 1 ...

The ballistic coefficient is represents the ratio of the drag of the standard (e.g. G1 standard bullet) bullet to that of the bullet you are shooting. A ballistic coefficient of 0.100 means that your bullet has 10 times the drag of the standard bullet. Bullet Length The length of the bullet.JBM Ballistics’ sophisticated algorithms deliver extremely reliable ballistics solutions. To complement its software, JBM plans to introduce a new hardware product: the BallistiComp. Laster this year, JBM will unveil its new BallistiComp, a portable handheld ballistics computer that measures atmospheric temperature and pressure. Once your …JBM Ballistic Calculators Popular, free online calculators. Uses both the G1 and G7 models, has calculators for drag and stability and more. The Modified Point Mass Trajectory calculator has the ability to calculate spin drift, aerodynamic jump and Coriolis, but a great deal of data input is required that may not be readily availble. ...The JBM Ballistics engine utilizes Litz-derived Ballistic Coefficient (BC) values, based on field testing by Bryan Litz, a champion shooter, aerospace engineer, ballistician, and author of the highly regarded Applied Ballistics for Long Range Shooting. The BC is a measure of the capability of a projectile to overcome air resistance in flight. It’s a function of weight, …Kinetic energy is a function of the bullet mass and motion. This motion involves the velocity and rotations. It is represented by the following equation. KE = 1/2 M v 2 + 1/2 I w 2. NOTE: this assumes a single rotational axis and forward motion of the bullet. For multiple rotations and non-symmetric bodies, things get a little more complicated.The velocity of the bullet as either (1) measured at some distance from the muzzle or (2) as estimated from reloading data. The on-line ballistics page can correct for the distance to chronograph. (The velocity lost traveling to the chronograph.) Nose Length.

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Ballistic Coefficients BCs and different drag functions? What is the best one to use? Cant Derivations of the equations used in corrections to the elevation and azimuth of a canted firarem. CD and KD Derivations of the equations used in the point mass trajectory calculations. It includes equations for CD, BC and KD. CrosswindBallistics calculations and formulas for small arms. Recoil A list of variables are at the bottom of this page.. Recoil Velocity The forward momentum (sometimes written as impulse), that of the bullet and powder charge are given byThere are now hardware solutions with JBM Ballistics solutions so you can have the same accuracy in the field without having to carry a bulky computer. These units solve the equations of motion and do not use approximate methods to find the ballistics solution. For more information, or to purchase, contact the manufacturer at RIANOV™ RIANOV …Ballistic Coefficient (Velocity) Calculate a ballistic coefficient from near velocity, far velocity and distance between velocity measurement points. Ballistic coefficient is calculated for input drag function.JMB Ballistics - bullet length list; JMB Ballistics - Trajectory Calculator; Lead Poisoning; Lead Poisoning II; Neck Tension; Neck Tension - 2; Neck Turning Basics; Optics for Old Eyes; Reloading: Aliant Powders; Reloading: Hogdon, Winchester, IMR Powder; Rifle Cleaning - The Eley Way; Shooting in the Wind - Some Basic Information; Sporter ...

Ballistic trajectories are parabolic if gravity is homogeneous and elliptic if it is round. Projectile motion is a form of motion experienced by an object or particle (a projectile) that is projected in a gravitational field, such as from Earth 's surface, and moves along a curved path under the action of gravity only.Ballistic Coefficient (Velocity) Calculate a ballistic coefficient from near velocity, far velocity and distance between velocity measurement points. Ballistic coefficient is calculated for input drag function. Explanation of terms. Near Velocity (500.0 to 4800.0 ft/s) [3000.0] [?] ft/s m/s. Far Velocity (500.0 to 4800.0 ft/s) [2900.0] [?]Calculate a ballistic coefficient from near velocity, far velocity and distance between velocity measurement points. Ballistic coefficient is calculated for input drag function. Explanation of termsα' = cos -1 (cos (ε)/ [sin 2 (ε)*sin 2 (β) + cos 2 (ε)] 1/2 ) The two equations for ε' and α' give the new elevation and azimuth angles. To correct for canted drop and windage, one only need to take the difference between the initial elevation and the canted elevation and multiply by range.JMB Ballistics - bullet length list; JMB Ballistics - Trajectory Calculator; Lead Poisoning; Lead Poisoning II; Neck Tension; Neck Tension - 2; Neck Turning Basics; Optics for Old Eyes; Reloading: Aliant Powders; Reloading: Hogdon, Winchester, IMR Powder; Rifle Cleaning - The Eley Way; Shooting in the Wind - Some Basic Information; Sporter ...JBM Ballistics has partnered with RIANOV to provide integrated ballistics solutions, including the M06 passive ranging calculator, the SOLO calculator and the CSI. The CSI is a new digital angle indicator giving both cant and slope (or cosine of slope). RIANOV™ CSI unit mounted to Remington 700Calculate a ballistic coefficient from initial velocity, time of flight and distance. Calculuated ballistic coefficient is displayed for selected drag function. Explanation of termsThe ballistic coefficient is represents the ratio of the drag of the standard (e.g. G1 standard bullet) bullet to that of the bullet you are shooting. A ballistic coefficient of 0.100 means that your bullet has 10 times the drag of the standard bullet. Bullet Length The length of the bullet.Ballistic's world renowned JBM ballistics engine delivers the gold standard in calculations that other applications compare themselves to. This is the STANDARD Edition. The ADVANCED Edition also includes: - iPhone internal barometer supported. - An advanced head-up display for mounted operation. - Advanced wind kit configurable for up to 8 wind ...The ballistic coefficient is represents the ratio of the drag of the standard (e.g. G1 standard bullet) bullet to that of the bullet you are shooting. A ballistic coefficient of 0.100 means that your bullet has 10 times the drag of the standard bullet. Bullet Length The length of the bullet.Derivations of the classic crosswind deflection formula. Drag Functions. Discussion about drag functions and their relations to ballistic coefficients. Drop Units In Calculations. …

Descriptions % Percentage 1 ELD M (Extremely Low Drag Match) 8.5 2 ELD-X (Extremely Low Drag - eXpanding) 8.1 3 HPBT MatchKing™ 5.0 4 SST® 3.6

At 1017 fps the muzzle energy works out to 962 ft/lbs which is significantly more energy that even 338 Lapua subsonic, which at 1000 fps pushes a 300gr projectile with 666 ft/lbs of muzzle energy. This is very impressive even with significant bullet drop occurring past 100 meters. See below for chart courtesy of JBM Ballistics:Find and calculate the ballistic coefficients of over 2000 bullets from various manufacturers and sources using the JBM Bullet Library. Learn how to use the drag …Ballistics calculations and formulas for small arms. Energy Questions about energy come up on USENET (specifically rec.guns) often enough that I thought it might be worth putting a page here in an attempt to explain how the energy is calculated used.JBM Ballistics website you can create your own. Are you talking a generic drop chart for A171 or FGMM? 168SMK doesnt give you enough information velocity can play a huge part in the ballistic drop. If you are only pushing it at 2500 fps out of your gun your drop chart will look completely diffrent then if you are pushing it at 2800 fps.JBM Ballistics has partnered with RIANOV to provide integrated ballistics solutions, including the M06 passive ranging calculator, the SOLO calculator and the CSI. The CSI is a new digital angle indicator giving both cant and slope (or cosine of slope).My current range has 100, 200 and 300 yard target stands so my thought was to develop the ballistics at those distances, then invest in Quickload and calculate the drop or MOA change at 600 yards, before driving an hour to try to qualify at 600 yards at the new range. Click to expand... Normal come ups- from 100 to 200 = 2. Minutes.JBM Statistics. Statistics. These statistics [calculated Saturday, April 27, 2024 at 14:43 MDT] are based on the last 31 days of bullets chosen from the bullet library. Each graph …3DF (degrees of freedom) model that is used in this calculator is rooted in old C sources of version 2 of the public version of the JBM calculator, ported to C#, optimized, fixed, and extended with elements described in Litz's "Applied Ballistics" book and ideas of the friendly project by Alexandre Trofimov.With Saudi Arabia lifting the blockage, Qatar Airways will no longer need to burn unnecessary fuel and waste passengers' time. Tensions in the Gulf are easing as we enter the new y...Its effect is negligible at medium distances, but becomes important around 1000yds and beyond, especially because it can add to other minimal errors and keep you off target. Coriolis effect affects everything not firmly attached to the Earth’s surface. It affects fluids, like air and water, as well as floating and flying objects like ships ...

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Kinetic energy is a function of the bullet mass and motion. This motion involves the velocity and rotations. It is represented by the following equation. KE = 1/2 M v 2 + 1/2 I w 2. NOTE: this assumes a single rotational axis and forward motion of the bullet. For multiple rotations and non-symmetric bodies, things get a little more complicated.6mmBR.com is the best guide for 6mm BR Benchrest precision shooting, complete with 6BR FAQ, Reloading Data, Shooter Message Boards, Reader Polls, and Photo Gallery. Match event calendar and rifle competition accuracy training tips. Equipment reviews (.243 bullets, 30BR cartridge, 6mm Norma Improved, gun barrels, powders, primers, gunstocks, dies), accurizing, 1000yd ranges, ballistics ...Ballistics calculations and formulas for small arms. Trajectory μCard - Wind Only. Calculate a windage card from bullet, velocity, firearm and atmospheric parameters.The angle of the tilt of the firearm to the right or left from vertical. Positive angles are to the right. Distance to Chronograph. The distance from the muzzle of the firearm to the chronograph used for muzzle velocity measurements. If the muzzle velocity is estimated, enter 0.0 for this value -- no correction.Bluffdale, UT. Jul 9, 2020. #1. I did a drop table for my 6.5 creedmoor and then went out and shot it at 300 yards. According to my velocity, correct BC, and other pertinent info it says my drop at 300 yards should be 12.9 inches. It is actually 10.5 inches.Forums. The Hide Armory. All Things Rimfire. Sniper's Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper's Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics.According to SportsmansGuide.com in 2016, the federal ballistics chart for Remington 22-250 lists the trajectory for an average range as zero inches above sight line to -7.6 inches... The distance above or below the line of sight. Listed in either inches, minutes of angle or mils (6400 mils per 360 degrees or 3.375 mils per MOA). Drop is positive above the line of sight and negative below the line of sight. Elevation. Underneath it all is the proven JBM Ballistics calculator. And here’s the kicker — this excellent mobile App software is now FREE to download and install on iPhones and iPads! This Video Explains How to Set Up and Use Ballistic: Advanced Edition. Full-featured and easy to use, Ballistics AE has been refined over many years, …JBM Ballistics has some C code on their website free for anyone to download and modify. As long as the person writing the code knows what they are doing and the code is free of bugs, any of the various commonly used methods will work. However, every serious engineer that I know of uses the Point Mass method or an extension of it.Ballistics calculations and formulas for small arms. Drag Function Conversion. Convert a ballistic coefficient from one drag function to another. ….

Kestrel® 5700 Ballistics Weather Meter with Hornady® 4DOF®. Combining complete onsite environmental measurements with the precise trajectory solutions of the integrated Hornady 4DOF ® ballistics solver, this rugged all-in-one handheld unit delivers the convenience you want and the accuracy you need for long-range success under any conditions.Bulletproof jackets are crucial protective gear used by law enforcement officers, military personnel, and security professionals. These jackets are designed to provide effective sh...With a vast library of nearly 5,000 projectiles and factory loads, rangefinder, range log, and head-up display, Ballistic is a complete mobile companion for hunting or at the range. Ballistic's world renowned JBM ballistics engine delivers the gold standard in calculations that other applications compare themselves to. iPad-Specific Features:JBM Ballistics (JBM), based in Las Cruces, NM, has provided free online ballistics info for the past 15 years. JBM Ballistics’ sophisticated algorithms deliver … You can, but not very accurately. If you look at the bullet drop for two bullets, one with a BC of 0.5 and the other with a BC of 0.55, you'll find that the bullet drops at 300 yards with a muzzle velocity of 3000 f/s and a 100 yard zero, are -10.9" and -10.7" respectively. So if you can shoot groups less than 0.2" at 300 yards, have at it. So, for these six loads, we fired five-round groups from a benchrest at 50, 100, 150, and 200 yards. We zeroed our rifle at 50 yards, so that's our starting point. At 100 yards, the subsonic loads dropped more than 7 inches. The Stinger has about 50% more velocity and it only dropped two inches. Moving out to 150, the gulf between the fastest ...If you haven't ever used any ballistics programs, you should rectify that problem before purchasing one. The free ones are adequate for most situations that a beginner should be shooting in. The one that I prefer is JBM JBM - Calculations - Trajectory It is very powerful and about as accurate as any other up to 1500 yards. So many things happen ...JBM Ballistics. This is the new home of JBM's online ballistics resources. Much of this will look familiar to you -- just use the links to the left to find what you're looking for. Ballistics calculations and formulas for small arms.All of the JBM trajectory calculators allow the user to select the drop, windage and lead (if applicable) units. Drop units are either a length such as inches or centimeters or an angle such as milliradians (mils), inches/100 yards, cm/100 meters, etc. The length is a user input value.More about Ballistic Advanced JBM Ballistics Calculator. Ballistic Advanced JBM Ballistics Calculator is available for users with the operating system iOS 7.0 or later, and it is available in English. The program version is 6.2.3 and it has been updated on 2/08/2017.Since we added this app to our catalog in 2017, it has already achieved 1 ... Jmb ballistics, This book, among other things, includes software and experimentally measured ballistic coefficients for 175 bullets. The bullets have been added to the JBM Bullet Library using the G7 drag function bullets measured by Bryan are denoted by " (Litz)" in the description. The G7 coefficients should give better calculations than the G1 coefficients ..., 53. Dec 22, 2010. #2. Brian Litz measured the ballistic coefficients of many different long range type bullets and he published the results in his book "Applied Ballistics for Long Range Shooting". He goes into great detail about all of the "why's" and "how's" in the book. The BC's that he measured are what you are seeing in JBM and Shooter., This is done by measuring the drag of the standard bullet. This standard bullet has a ballistic coefficient (BC) of 1.0. Other bullets of the same shape but different size have different ballistic coefficients. The drag function and BC are then used to calculate the drag coefficient and therefore the drag on a bullet of similar shape to the ..., JBM has been providing free online ballistics calculators and info for approximately fifteen years. During that time JBM has written custom ballistics software for a number of different platforms including desktop workstations and embedded processors and microcontrollers. If there is something you think we can do for you, please don't hesitate to ask. We can be …, JBM Ballistic Calculators Popular, free online calculators. Uses both the G1 and G7 models, has calculators for drag and stability and more. The Modified Point Mass Trajectory calculator has the ability to calculate spin drift, aerodynamic jump and Coriolis, but a great deal of data input is required that may not be readily availble. ..., Check out the JBM ballistics website for working out your BC. There is a fantastic calculator there that calculates BC based off of bullet dimensions. I think it's called the "Twist and Drag" calculator. It will output a map of BC values across the different velocity ranges. Beyond that, you can use those numbers to convert across several Drag ..., JBM is working on some iOS applications including a ballistics calculator. There are currently no plans to support Android systems. IDPA Classifier A simple iOS application for entering and tracking IDPA classifier progress., 2913 posts · Joined 2010. #3 · Mar 14, 2013. If you want to get to understand ballistics better, the book by Bryan Litz that Adam mentions is a great resource. If you want to play with ballistics in Excel to better understand it, have a look at this: BfX Home. And here are some other recommendations: JBM - Software., Sniper's Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper's Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics. Threads. 472,659., Ballistics calculations and formulas for small arms. Power Factor. Calculate Power Factor from muzzle velocity, bullet diameter and bullet weight., Ballistics calculations and formulas for small arms. Trajectory (Simplified) Calculate a trajectory from bullet, velocity, firearm and atmospheric parameters., Bluffdale, UT. Jul 9, 2020. #1. I did a drop table for my 6.5 creedmoor and then went out and shot it at 300 yards. According to my velocity, correct BC, and other pertinent info it says my drop at 300 yards should be 12.9 inches. It is actually 10.5 inches., Ballistics calculations and formulas for small arms. Recoil Terms Input Data Bullet Weight The weight of the bullet., Drag Function Array Conversion. Convert multiple ballistic coefficients and find the best new drag function. Explanation of terms. Drag Function [?] Velocity Units [?] Caliber (0.100 to 2.000 in) [0.308] [?], So, for these six loads, we fired five-round groups from a benchrest at 50, 100, 150, and 200 yards. We zeroed our rifle at 50 yards, so that's our starting point. At 100 yards, the subsonic loads dropped more than 7 inches. The Stinger has about 50% more velocity and it only dropped two inches. Moving out to 150, the gulf between the fastest ..., Applied Ballistics for Long Range Shooting Bryan Litz, Applied Ballistics LLC, 2009. Lots of good information here including accurate measurements of G7 BCs for a number of long range bullets and a ballistics software CD. Ballistic of the Future, J. M. J. Kooy and J. W. H. Uytenbogaart, McGraw-Hill Book Company, Inc., JBM Ballistics has partnered with RIANOV to provide integrated ballistics solutions, including the M06 passive ranging calculator, the SOLO calculator and the CSI. The CSI is a new digital angle indicator giving both cant and slope (or cosine of slope)., It's also much more. With a vast library of nearly 5,000 projectiles and factory loads, rangefinder, range log, and head-up display, Ballistic is a complete mobile companion for hunting or at the range. Ballistic's world renowned JBM ballistics engine delivers the gold standard in calculations that other applications compare themselves to., Weight: 3.1 oz. (88 grams) Display: LCD with Graphics - 16 Character x 3 Row. User Interface: 5 Button Keypad. Operating Temperature Range: -25°F to 140°F. Altitude Range: -1,600 feet to 29,600 feet (-300m to 9,000m) Barometric Pressure Resolution: 0.01InHg. Optical Ranging: >5,000 Yards. , JBM Ballistics has partnered with RIANOV to provide integrated ballistics solutions, including the M06 passive ranging calculator, the SOLO calculator and the CSI. The CSI is a new digital angle indicator giving both cant and slope (or cosine of slope). RIANOV™ CSI unit mounted to Remington 700 , DOS ballistics program from Tioga Engineering, Pennsylvania. You can contact them at P.O. Box 913, Wellsboro, PA, 16901, (505) 724-3533 (thanks Don!) $24. Trajectory Plot. Shareware exterior ballistics software, $10 Registration Fee. There is also a group size calculator, also $10., 10 May 2010 -- Add JLK bullets. 3 May 2010 -- Complete update of website for announcement of BallistiComp. 15 March 2010 -- Modified point mass calculations to include changes in atmosphere when shooting uphill and downhill. 11 January 2010 -- Fixed humidity output units and updated bullet library. 16 November 2009 -- Fixed a drop units bug in ..., This book, among other things, includes software and experimentally measured ballistic coefficients for 175 bullets. The bullets have been added to the JBM Bullet Library using the G7 drag function bullets measured by Bryan are denoted by " (Litz)" in the description. The G7 coefficients should give better calculations than the G1 coefficients ..., There is anecdotal evidence that (1) plastic-tip or hollow-base bullets may have larger errors, and (2) the velocity correction above 3600 ft/sec may predict faster twists than needed. Improvement must await new twist-stability factor data. Don Miller 2862 Waverly Way Livermore, CA 94551 [email protected]., The Leatherwood ART Scope Trajectory Cam needs to be set to the correct cam setting for your caliber and rifle. This video goes over how to use JBM Ballistic..., The Ballistic: Advanced Edition app operates using the JBM ballistics engine and has a library of almost 5,000 different commercial and military projectiles and factory loads from leading manufacturers. The app can calculate for atmospheric conditions, Coriolis effect and gyroscopic spin and provides ballistic charts in which the user can ..., Ballistic Coefficient The calculated ballistic coefficient for the selected drag function. Atmospheric Density The calculated density of the air. Far Velocity The calculated velocity at the end of the measured distance. Speed of Sound The calculated speed of sound., The Ballistic Edge is further enhanced by the data in the huge Ballistic Library, home to over 5,400 projectiles and factory loads. The Library is updated regularly to include new offerings. The Library and the JBM ballistics engine go to work the second a shooter begins to build his or her own Ballistic Bullet Profile. That Profile contains ..., The JBM IDPA classifier application is a simple application for IDPA classifier practice. It allows the user to enter classifier times and points down and calculates the current classification. It includes the abbreviated classifer, the standard classifier and the pistol caliber carbine classifier., JBM has a pretty good listing for many calibers. JBM Ballistics bullet lengths But it doesn't have some of the common off the shelf AR15 ammo. Here is a few I have sampled, pulling the bullet out of the cartridge (Hornady "hammer" looking device). 0.962" 75g Hornady Frontier 5.56 HPBT Match 0.945" 75g Tula .223 HPBT (steel case, bimetal jacket), The velocity of the bullet as either (1) measured at some distance from the muzzle or (2) as estimated from reloading data. The on-line ballistics page can correct for the distance to chronograph. (The velocity lost traveling to the chronograph.) Nose Length. , Pyongyang says it conducted a successful test of a hydrogen bomb to launch on a missile. This is a developing story, last updated on Sept 3 at 3:37am ET. North Korea said on Sunday..., The Ballistic App matches the world-renowned JBM ballistics engine, with its own proprietary library of over 5,400 different commercial and military projectiles and factory loads from leading ...