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Hornady American Gunner 140gr BTHP

Drawing of the Hornady American Gunner 140gr BTHP bullet
Cartridge
6.5 Creedmoor
Bullet weight
9.07 g
Reference velocity
820 m/s
Muzzle energy
3049 J

Specification

The load, and the figures its drawing is made from

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IdentityWho makes it, and what it is for.

Designation
81482
Maker
Hornady
Country of origin
United States
Introduced
2016
Military load
No
Widely available
Yes

ProjectileThe figures the drawing and the solver start from.

Bullet type
BTHP
Cartridge
6.5 Creedmoor
Bullet diameter
6.71 mm
Bullet weight
9.07 g (140.0 gr)
Sectional density
0.287
Ballistic coefficient (G1)
0.58
Ballistic coefficient (G7)
0.285
Reference velocity
820 m/s (2690 ft/s)
Reference barrel
610 mm
Velocity retention exponent
0.14

Ballistics

Downrange, solved

Solved at the reference barrel of 610 mm from the G1 coefficient and the load's velocity retention. A different barrel gives a different curve.

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0 m820 m/s

0225450675900501 m0501002003004005006008001000

At the muzzle

What leaves the barrel

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MuzzleThe solver’s figures at the reference barrel, where the curve starts.

Muzzle energy
3049 J
Effective range
501 m
Momentum
7.44 kg m/s
Taylor knockout factor
14.2
Hatcher relative stopping power
111
Energy density
8597.6 J/cm²

Downrange

Point by point

The same solution as the chart, at each distance the solver reports.

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DistanceVelocityEnergyDropTime of flightMach
0 m820 m/s3049 J0 cm0 s2.39
50 m813 m/s2999 J1.8 cm0.061 s2.37
100 m806 m/s2949 J7.4 cm0.123 s2.35
200 m793 m/s2849 J30.2 cm0.248 s2.31
300 m779 m/s2749 J69.1 cm0.375 s2.27
400 m764 m/s2650 J125.1 cm0.505 s2.23
500 m750 m/s2551 J199.1 cm0.637 s2.19
600 m735 m/s2452 J292.1 cm0.772 s2.14
800 m705 m/s2255 J540.2 cm1.049 s2.06
1000 m674 m/s2058 J880.1 cm1.34 s1.96

API

The call that returns this record

The same fields, in the same units, from the same endpoint the page reads.

curl --request GET \  --url 'https://api.gunspec.io/v1/ammunition/hornady-american-gunner-140' \  --header 'X-API-Key: your_key'