I finally got a decent day to take the akitas out into the woods with me for some chronographing. So here are some results, a mix of hand loads and factory for anybody who cares. I'll update the thread when I get chance to do more testing.

First: The tool.



Sunny, 35 degrees, 1200 feet elevation, Barometer 29.60, Humidity 75%

All strings are 10 rounds, fired at 15 feet from device.

Nosler 80gr BTHP 25.1gr TAC

Avg: 2542
SD: 57.3
Spread:129
Kinetic Energy: 1148


Sierra 77gr BTHP 22.0gr AR COMP

Avg: 2427
SD: 43.8
Spread: 136
Kinetic Energy: 1008


HPR 75gr BTHP

Avg: 2549
SD: 44.1
Spread: 93
Kinetic Energy: 1082


HSM 55gr FMJ 5.56

Avg: 3001
SD: 42.7
Spread: 138
Kinetic Energy: 1100


Herters steel case 55gr FMJ

Avg: 2817
SD: 53.4
Spread: 130
Kinetic Energy: 970


PMC 55gr FMJ

Avg: 2755
SD: 97.2
Spread: 275
Kinetic Energy: 927


55gr SP 26.0 gr Varget

Avg: 2366
SD: 41.2
Spread: 117
Kinetic Energy: 684