Federal HST 165gr JHP
- Cartridge
- .40 S&W
- Bullet weight
- 10.69 g
- Reference velocity
- 344 m/s
- Muzzle energy
- 633 J
Specification
The load, and the figures its drawing is made from
IdentityWho makes it, and what it is for.
- Designation
- P40HST2
- 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
- 10.69 g (165.0 gr)
- Sectional density
- 0.147
- Ballistic coefficient (G1)
- 0.118
- Reference velocity
- 344 m/s (1129 ft/s)
- Reference barrel
- 102 mm
- Velocity retention exponent
- 0.29
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
- 633 J
- Effective range
- 176 m
- Momentum
- 3.68 kg m/s
- Taylor knockout factor
- 8.0
- Hatcher relative stopping power
- 33
- Energy density
- 1387.0 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 | 344 m/s | 633 J | 0 cm | 0 s | 1.00 |
| 50 m | 296 m/s | 470 J | 12.2 cm | 0.158 s | 0.86 |
| 100 m | 268 m/s | 385 J | 55.2 cm | 0.336 s | 0.78 |
| 200 m | 227 m/s | 275 J | 270 cm | 0.742 s | 0.66 |
| 300 m | 195 m/s | 202 J | 728.8 cm | 1.219 s | 0.57 |
| 400 m | 168 m/s | 150 J | 1542.5 cm | 1.773 s | 0.49 |
| 500 m | 144 m/s | 111 J | 2867.7 cm | 2.418 s | 0.42 |
| 600 m | 123 m/s | 81 J | 4929 cm | 3.17 s | 0.36 |
| 800 m | 89 m/s | 42 J | 12700.5 cm | 5.089 s | 0.26 |
| 1000 m | 63 m/s | 21 J | 29613.2 cm | 7.77 s | 0.18 |
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-165' \ --header 'X-API-Key: your_key'