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Ballistic coefficient

Index Ballistic coefficient

In ballistics, the ballistic coefficient (BC) of a body is a measure of its ability to overcome air resistance in flight. [1]

85 relations: Aberdeen Proving Ground, Acceleration, Algebra, Ammunition, Analog computer, Artificiality, Atmosphere, Atmospheric entry, Ballistic pendulum, Ballistics, Benjamin Robins, Bernoulli differential equation, Calculus, Caliber, Computer, Density, Density of air, Direct fire, Doppler radar, Drag (physics), Drag coefficient, Euler method, External ballistics, Factor graph, Formula, Francesco Siacci, Galileo Galilei, Gravity of Earth, Gun chronograph, Imperial units, Intercontinental ballistic missile, International System of Units, Isaac Newton, James Monroe Ingalls, Johann Bernoulli, John Keill, Krupp, Leonhard Euler, Logarithm, Low Earth orbit, Metric system, Niccolò Fontana Tartaglia, Ogive, Olin Corporation, Ordnance Corps (United States Army), Parabola, Pound (mass), Precession, Projectile, Projectile motion, ..., Proportionality (mathematics), Radius, Rifling, Royal Artillery, Sectional density, Sierra Bullets, Speed of sound, Sphere, Spheroid, Spitzer (bullet), Trajectory, Variable (mathematics), Velocity, Very-low-drag bullet, Wadcutter, Weight, World War I, World War II, .25-06 Remington, .260 Remington, .270 Winchester, .284 Winchester, .30-06 Springfield, .308 Winchester, .338 Lapua Magnum, .408 Cheyenne Tactical, .416 Barrett, .50 BMG, 6.5-284 Norma, 6.5×47mm Lapua, 6.5×55mm Swedish, 6.5mm Creedmoor, 6.5mm Grendel, 6mm BR, 6mm PPC. Expand index (35 more) »

Aberdeen Proving Ground

Aberdeen Proving Ground (APG) (sometimes erroneously called Aberdeen Proving Grounds) is a United States Army facility located adjacent to Aberdeen, Maryland (in Harford County).

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Acceleration

In physics, acceleration is the rate of change of velocity of an object with respect to time.

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Algebra

Algebra (from Arabic "al-jabr", literally meaning "reunion of broken parts") is one of the broad parts of mathematics, together with number theory, geometry and analysis.

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Ammunition

Ammunition (informally ammo) is the material fired, scattered, dropped or detonated from any weapon.

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Analog computer

An analog computer or analogue computer is a form of computer that uses the continuously changeable aspects of physical phenomena such as electrical, mechanical, or hydraulic quantities to model the problem being solved.

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Artificiality

Artificiality (also called factitiousness, or the state of being artificial or man-made) is the state of being the product of intentional human manufacture, rather than occurring naturally through processes not involving or requiring human activity.

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Atmosphere

An atmosphere is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body.

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Atmospheric entry

Atmospheric entry is the movement of an object from outer space into and through the gases of an atmosphere of a planet, dwarf planet or natural satellite.

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Ballistic pendulum

A ballistic pendulum is a device for measuring a bullet's momentum, from which it is possible to calculate the velocity and kinetic energy.

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Ballistics

Ballistics is the field of mechanics that deals with the launching, flight, behavior, and effects of projectiles, especially bullets, unguided bombs, rockets, or the like; the science or art of designing and accelerating projectiles so as to achieve a desired performance.

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Benjamin Robins

Benjamin Robins (170729 July 1751) was a pioneering British scientist, Newtonian mathematician, and military engineer.

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Bernoulli differential equation

In mathematics, an ordinary differential equation of the form: is called a Bernoulli differential equation where n is any real number and n \ne 0 and n \ne 1.

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Calculus

Calculus (from Latin calculus, literally 'small pebble', used for counting and calculations, as on an abacus), is the mathematical study of continuous change, in the same way that geometry is the study of shape and algebra is the study of generalizations of arithmetic operations.

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Caliber

In guns, particularly firearms, caliber or calibre is the approximate internal diameter of the gun barrel, or the diameter of the projectile it shoots.

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Computer

A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.

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Density

The density, or more precisely, the volumetric mass density, of a substance is its mass per unit volume.

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Density of air

The density of air ρ (Greek: rho) (air density) is the mass per unit volume of Earth's atmosphere.

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Direct fire

Direct fire refers to the launching of a projectile directly at a target within the line-of-sight of the firer.

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Doppler radar

A Doppler radar is a specialized radar that uses the Doppler effect to produce velocity data about objects at a distance.

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Drag (physics)

In fluid dynamics, drag (sometimes called air resistance, a type of friction, or fluid resistance, another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid.

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Drag coefficient

In fluid dynamics, the drag coefficient (commonly denoted as: \scriptstyle C_\mathrm d\,, \scriptstyle C_\mathrm x\, or \scriptstyle C_\mathrm w\) is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water.

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Euler method

In mathematics and computational science, the Euler method (also called forward Euler method) is a first-order numerical procedure for solving ordinary differential equations (ODEs) with a given initial value.

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External ballistics

External ballistics or exterior ballistics is the part of ballistics that deals with the behavior of a projectile in flight.

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Factor graph

A factor graph is a bipartite graph representing the factorization of a function.

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Formula

In science, a formula is a concise way of expressing information symbolically, as in a mathematical formula or a chemical formula.

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Francesco Siacci

Francesco Siacci (20 April 1839 – 31 May 1907), an Italian mathematician, ballistician, and officer in the Italian army, was born in Rome, Italy.

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Galileo Galilei

Galileo Galilei (15 February 1564Drake (1978, p. 1). The date of Galileo's birth is given according to the Julian calendar, which was then in force throughout Christendom. In 1582 it was replaced in Italy and several other Catholic countries with the Gregorian calendar. Unless otherwise indicated, dates in this article are given according to the Gregorian calendar. – 8 January 1642) was an Italian polymath.

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Gravity of Earth

The gravity of Earth, which is denoted by, refers to the acceleration that is imparted to objects due to the distribution of mass within Earth.

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Gun chronograph

A gun chronograph is an instrument used to measure the velocity of a projectile fired by a gun.

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Imperial units

The system of imperial units or the imperial system (also known as British Imperial or Exchequer Standards of 1825) is the system of units first defined in the British Weights and Measures Act of 1824, which was later refined and reduced.

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Intercontinental ballistic missile

An intercontinental ballistic missile (ICBM) is a guided ballistic missile with a minimum range of primarily designed for nuclear weapons delivery (delivering one or more thermonuclear warheads).

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International System of Units

The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.

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Isaac Newton

Sir Isaac Newton (25 December 1642 – 20 March 1726/27) was an English mathematician, astronomer, theologian, author and physicist (described in his own day as a "natural philosopher") who is widely recognised as one of the most influential scientists of all time, and a key figure in the scientific revolution.

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James Monroe Ingalls

James Monroe Ingalls (January 25, 1837 – May 1, 1927) was an American soldier and an authority on ballistics.

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Johann Bernoulli

Johann Bernoulli (also known as Jean or John; – 1 January 1748) was a Swiss mathematician and was one of the many prominent mathematicians in the Bernoulli family.

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John Keill

John Keill (1 December 1671 – 31 August 1721) was a Scottish mathematician, academic and author who was an important disciple of Isaac Newton.

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Krupp

The Krupp family (see pronunciation), a prominent 400-year-old German dynasty from Essen, became famous for their production of steel, artillery, ammunition, and other armaments.

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Leonhard Euler

Leonhard Euler (Swiss Standard German:; German Standard German:; 15 April 170718 September 1783) was a Swiss mathematician, physicist, astronomer, logician and engineer, who made important and influential discoveries in many branches of mathematics, such as infinitesimal calculus and graph theory, while also making pioneering contributions to several branches such as topology and analytic number theory.

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Logarithm

In mathematics, the logarithm is the inverse function to exponentiation.

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Low Earth orbit

A low Earth orbit (LEO) is an orbit around Earth with an altitude of or less, and with an orbital period of between about 84 and 127 minutes.

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Metric system

The metric system is an internationally adopted decimal system of measurement.

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Niccolò Fontana Tartaglia

Niccolò Fontana Tartaglia (1499/1500, Brescia – 13 December 1557, Venice) was a Venetian mathematician, engineer (designing fortifications), a surveyor (of topography, seeking the best means of defense or offense) and a bookkeeper from the then-Republic of Venice (now part of Italy).

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Ogive

An ogive is the roundly tapered end of a two-dimensional or three-dimensional object.

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Olin Corporation

The Olin Corporation is an American manufacturer of ammunition, chlorine, and sodium hydroxide.

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Ordnance Corps (United States Army)

The United States Army Ordnance Corps, formerly the United States Army Ordnance Department, is a Sustainment branch of the United States Army, headquartered at Fort Lee, Virginia.

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Parabola

In mathematics, a parabola is a plane curve which is mirror-symmetrical and is approximately U-shaped.

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Pound (mass)

The pound or pound-mass is a unit of mass used in the imperial, United States customary and other systems of measurement.

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Precession

Precession is a change in the orientation of the rotational axis of a rotating body.

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Projectile

A projectile is any object thrown into space (empty or not) by the exertion of a force.

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Projectile motion

Projectile motion is a form of motion experienced by an object or particle (a projectile) that is thrown near the Earth's surface and moves along a curved path under the action of gravity only (in particular, the effects of air resistance are assumed to be negligible).

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Proportionality (mathematics)

In mathematics, two variables are proportional if there is always a constant ratio between them.

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Radius

In classical geometry, a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length.

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Rifling

In firearms, rifling is the helical groove pattern that is machined into the internal (bore) surface of a gun's barrel, for the purpose of exerting torque and thus imparting a spin to a projectile around its longitudinal axis during shooting.

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Royal Artillery

The Royal Regiment of Artillery, commonly referred to as the Royal Artillery (RA) and colloquially known as "The Gunners", is the artillery arm of the British Army.

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Sectional density

Sectional density is the ratio of an object's mass to its cross-sectional area with respect to a given axis.

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Sierra Bullets

Founded in 1947 in California, Sierra Bullets is an American manufacturer of bullets intended for firearms.

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Speed of sound

The speed of sound is the distance travelled per unit time by a sound wave as it propagates through an elastic medium.

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Sphere

A sphere (from Greek σφαῖρα — sphaira, "globe, ball") is a perfectly round geometrical object in three-dimensional space that is the surface of a completely round ball (viz., analogous to the circular objects in two dimensions, where a "circle" circumscribes its "disk").

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Spheroid

A spheroid, or ellipsoid of revolution, is a quadric surface obtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid with two equal semi-diameters.

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Spitzer (bullet)

The spitzer bullet, also commonly referred to as a spire point bullet, is primarily a small arms ballistics development of the late 19th and early 20th century, driven by military desire for aerodynamic bullet designs that will give a higher degree of accuracy and kinetic efficiency, especially at extended ranges.

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Trajectory

A trajectory or flight path is the path that a massive object in motion follows through space as a function of time.

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Variable (mathematics)

In elementary mathematics, a variable is a symbol, commonly an alphabetic character, that represents a number, called the value of the variable, which is either arbitrary, not fully specified, or unknown.

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Velocity

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time.

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Very-low-drag bullet

The very-low-drag bullet (VLD) is primarily a small arms ballistics development of the 1980s–1990s, driven by shooters' desire for bullets that will give a higher degree of accuracy and kinetic efficiency, especially at extended ranges.

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Wadcutter

A wadcutter is a special-purpose flat-fronted bullet specifically designed for shooting paper targets, usually at close range and at subsonic velocities typically under approximately 900 ft/s (274 m/s).

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Weight

In science and engineering, the weight of an object is related to the amount of force acting on the object, either due to gravity or to a reaction force that holds it in place.

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World War I

World War I (often abbreviated as WWI or WW1), also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.

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World War II

World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.

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.25-06 Remington

The.25-06 Remington had been a wildcat cartridge for half a century before being standardized by Remington in 1969.

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.260 Remington

The.260 Remington (also known as 6.5-08 A-Square) cartridge was introduced by Remington in 1997.

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.270 Winchester

The.270 Winchester (or 6.8×64mm) was developed by Winchester Repeating Arms Company in 1923 and unveiled in 1925 as a chambering for their bolt-action Model 54.

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.284 Winchester

The.284 Winchester is an example of a commercially unsuccessful cartridge that has enjoyed a resurgence due to interest from long-range competitive shooters.

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.30-06 Springfield

The.30-06 Springfield cartridge (pronounced "thirty-aught-six" or "thirty-oh-six"), 7.62×63mm in metric notation and called ".30 Gov't '06" by Winchester, was introduced to the United States Army in 1906 and later standardized; it remained in use until the early 1980s.

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.308 Winchester

The.308 Winchester (pronounced: "three-oh-eight") is a rimless, bottlenecked rifle cartridge and is the commercial cartridge from which the 7.62×51mm NATO round was derived.

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.338 Lapua Magnum

The.338 Lapua Magnum (8.6×70mm or 8.58×70mm) is a rimless, bottlenecked, centerfire rifle cartridge.

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.408 Cheyenne Tactical

The.408 Cheyenne Tactical designated 408 Chey Tac (10.36×77mm) by the C.I.P. is a specialized rimless, bottlenecked, centerfire cartridge for military long-range sniper rifles that was developed by Dr.

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.416 Barrett

The.416 Barrett or 10.6×83mm centerfire rifle cartridge is a proprietary bottlenecked centrefire rifle cartridge designed in 2005.

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.50 BMG

The.50 Browning Machine Gun (.50 BMG, 12.7×99mm NATO and designated as the 50 Browning by the C.I.P.) is a cartridge developed for the Browning.50 caliber machine gun in the late 1910s.

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6.5-284 Norma

The 6.5-284 Norma originated as a wildcat cartridge based on the.284 Winchester cartridge necked down to 6.5 mm.

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6.5×47mm Lapua

6.5×47mm Lapua (or 6.5×47mm) is a rifle cartridge that was developed specifically for 300–1000 meter competition by ammunition maker Nammo Lapua and the Swiss rifle manufacturer Grünig & Elmiger AG in 2005.

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6.5×55mm Swedish

The 6.5×55mm (designated as the 6.5×55 Swedish by the SAAMI and 6,5 × 55 SE by the C.I.P.) is a first-generation smokeless powder rimless bottlenecked rifle cartridge.

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6.5mm Creedmoor

The 6.5mm Creedmoor, designated 6.5 Creedmoor by SAAMI, 6,5 Creedmoor by the C.I.P. or 6.5 CM or 6.5 CRDMR for short, is a centerfire rifle cartridge introduced by Hornady in 2007http://bulletin.accurateshooter.com/2007/11/hornady-introduces-new-65-creedmoor-cartridge/ as a modification of the.30 TC, which was based on the.308 Winchester.

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6.5mm Grendel

The 6.5mm Grendel (6.5×39mm) is an intermediate cartridge designed by Arne Brennan, Bill Alexander, and Janne Pohjoispää as a low recoil, high accuracy, 200–800 yard cartridge specifically for the AR-15.

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6mm BR

The 6mm BR is a centerfire cartridge created for benchrest shooting.

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6mm PPC

The 6mm PPC (Palmisano & Pindel Cartridge), or 6 PPC as it is more often called, is a centerfire rifle cartridge used almost exclusively for benchrest shooting.

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Ballistics coefficient.

References

[1] https://en.wikipedia.org/wiki/Ballistic_coefficient

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