Date: 4/7/2020
Date Loaded: 4/6/2020
Temp: 70
Wind: SW
Gun: CZ 75B 5.21" Barrel 1:9.7" Twist
Suppressor: Octane 9
Bullet: Berrys Bullets 9mm .356" 147 gr RN
Bullet Weight: 147
Powder: Vihtavuori N320
Primer: Sellier & Bellot Small Pistol
COAL: 1.1480"
Trim Length:
Headstamp: Mixed
# Times Fired: 2
| Velocity (FPS) | ||||||||||
| Shot Number | ||||||||||
| 1 | 2 | 3 | 4 | 5 | Mean | Std. Dev. | Power Factor (PF) | Notes | ||
| Pwdr Charge (gr) | 2.8 | 689 | 758 | 746 | 760 | 758 | 742.2 | 30.252 | 109.103 | Jam |
| 2.9 | error | 799 | 799 | 798 | 794 | 797.5 | 2.38 | 117.233 | ||
| 3 | 758 | 826 | 823 | 828 | 821 | 811.2 | 29.861 | 119.246 | ||
| 3.1 | 760 | 850 | 849 | 821 | 833 | 822.6 | 37.004 | 120.922 | ||
| 3.2 | 819 | 870 | 870 | 874 | 867 | 860 | 23.054 | 126.42 |
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Date: 4/11/2020
Date Loaded: 4/10/2020
Temp: 50
Wind: SW 9MPH
Gun: CZ 75B 5.21" Barrel 1:9.7" Twist
Suppressor: Octane 9
Bullet: Berrys Bullets 9mm .356" 147 gr RN
Bullet Weight: 147
Powder: Vihtavuori N320
Primer: Sellier & Bellot Small Pistol
COAL: 1.1480"
Trim Length:
Headstamp: Mixed
# Times Fired: 2
| Velocity (FPS) | ||||||||||
| Shot Number | ||||||||||
| 1 | 2 | 3 | 4 | 5 | Mean | Std. Dev. | Power Factor (PF) | Notes | ||
| Pwdr Charge (gr) | 3.3 | 825 | 886 | 884 | 896 | 882 | 874.6 | 28.245 | 128.566 | |
| 3.4 | 846 | 892 | 913 | 899 | 901 | 890.2 | 25.84 | 130.859 | ||
| 3.5 | 873 | 928 | 920 | 918 | 918 | 911.4 | 21.859 | 133.976 | ||
| 3.6 | 930 | 939 | 938 | 953 | 953 | 942.6 | 10.114 | 138.562 |
