Federal HST 180gr JHP
- Cartridge
- .40 S&W
- Bullet weight
- 11.66 g
- Reference velocity
- 308 m/s
- Muzzle energy
- 553 J
Specification
The load, and the figures its drawing is made from
IdentityWho makes it, and what it is for.
- Designation
- P40HST1
- Maker
- Federal Premium
- Country of origin
- United States
- Introduced
- 2002
- Military load
- No
- Widely available
- Yes
ProjectileThe figures the drawing and the solver start from.
- Bullet type
- JHP
- Cartridge
- .40 S&W
- Bullet diameter
- 10.16 mm
- Bullet weight
- 11.66 g (179.9 gr)
- Sectional density
- 0.161
- Ballistic coefficient (G1)
- 0.125
- Reference velocity
- 308 m/s (1010 ft/s)
- Reference barrel
- 102 mm
- Velocity retention exponent
- 0.28
Ballistics
Downrange, solved
Solved at the reference barrel of 102 mm from the G1 coefficient and the load's velocity retention. A different barrel gives a different curve.
At the muzzle
What leaves the barrel
MuzzleThe solver’s figures at the reference barrel, where the curve starts.
- Muzzle energy
- 553 J
- Effective range
- 167 m
- Momentum
- 3.59 kg m/s
- Taylor knockout factor
- 7.8
- Hatcher relative stopping power
- 29
- Energy density
- 1212.7 J/cm²
Downrange
Point by point
The same solution as the chart, at each distance the solver reports.
| Distance | Velocity | Energy | Drop | Time of flight | Mach |
|---|---|---|---|---|---|
| 0 m | 308 m/s | 553 J | 0 cm | 0 s | 0.90 |
| 50 m | 278 m/s | 450 J | 14.4 cm | 0.171 s | 0.81 |
| 100 m | 255 m/s | 380 J | 63.4 cm | 0.359 s | 0.74 |
| 200 m | 219 m/s | 279 J | 301.1 cm | 0.783 s | 0.64 |
| 300 m | 190 m/s | 210 J | 797.7 cm | 1.275 s | 0.55 |
| 400 m | 165 m/s | 158 J | 1663.9 cm | 1.842 s | 0.48 |
| 500 m | 143 m/s | 118 J | 3053.7 cm | 2.495 s | 0.42 |
| 600 m | 123 m/s | 88 J | 5184.1 cm | 3.251 s | 0.36 |
| 800 m | 90 m/s | 48 J | 13022.5 cm | 5.153 s | 0.26 |
| 1000 m | 66 m/s | 25 J | 29528.7 cm | 7.759 s | 0.19 |
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/federal-hst-180' \ --header 'X-API-Key: your_key'