Speer Gold Dot 230gr JHP
- Cartridge
- .45 ACP
- Bullet weight
- 14.90 g
- Reference velocity
- 291 m/s
- Muzzle energy
- 631 J
Specification
The load, and the figures its drawing is made from
IdentityWho makes it, and what it is for.
- Designation
- 53962
- Maker
- Speer
- Country of origin
- United States
- Introduced
- 1998
- Military load
- No
- Widely available
- Yes
ProjectileThe figures the drawing and the solver start from.
- Bullet type
- JHP
- Cartridge
- .45 ACP
- Bullet diameter
- 11.48 mm
- Bullet weight
- 14.9 g (229.9 gr)
- Sectional density
- 0.162
- Ballistic coefficient (G1)
- 0.155
- Reference velocity
- 291 m/s (955 ft/s)
- Reference barrel
- 127 mm
- Velocity retention exponent
- 0.29
Ballistics
Downrange, solved
Solved at the reference barrel of 127 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
- 631 J
- Effective range
- 165 m
- Momentum
- 4.34 kg m/s
- Taylor knockout factor
- 14.1
- Hatcher relative stopping power
- 74
- Energy density
- 614.8 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 | 291 m/s | 631 J | 0 cm | 0 s | 0.85 |
| 50 m | 270 m/s | 543 J | 15.6 cm | 0.179 s | 0.79 |
| 100 m | 253 m/s | 476 J | 67.2 cm | 0.37 s | 0.74 |
| 200 m | 223 m/s | 370 J | 307.6 cm | 0.792 s | 0.65 |
| 300 m | 198 m/s | 293 J | 788.5 cm | 1.268 s | 0.58 |
| 400 m | 177 m/s | 234 J | 1592.1 cm | 1.802 s | 0.52 |
| 500 m | 158 m/s | 186 J | 2825 cm | 2.4 s | 0.46 |
| 600 m | 141 m/s | 147 J | 4627.2 cm | 3.071 s | 0.41 |
| 800 m | 110 m/s | 91 J | 10738.8 cm | 4.679 s | 0.32 |
| 1000 m | 86 m/s | 55 J | 22251.1 cm | 6.735 s | 0.25 |
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/speer-gold-dot-230' \ --header 'X-API-Key: your_key'