Revolver, .45 Colt, Power Pistol, 185XTP


Load Ballistics


Load: #885
Powder: 8.0 gr Power Pistol
Bullet: 185.0 gr Hornady HP/XTP451
Brass:  Starline
Primer: Fed 150
Ruger Group: #870, Velocity: 755 fps, Count: 5, ES: 50, Group Size (in): 2.70, 5 shots @ 25.0 yds
Ruger Chronograph Velocities: 731,771,749,743,781
Ruger Group: #893, Velocity: 800 fps, Count: 6, ES: 76, Group Size (in): 2.20, 6 shots @ 25.0 yds
Ruger Chronograph Velocities: 762,838,808,799,813,779
S&W Group: #918, Velocity: 686 fps, Count: 1, ES: 0, Group Size (in): 5.25, 1 shots @ 50.0 yds
S&W Chronograph Velocities: 686

Load: #882
Powder: 9.0 gr Power Pistol
Bullet: 185.0 gr Hornady HP/XTP451
Brass:  Win
Primer: Fed 150
Ruger Group: #871, Velocity: 808 fps, Count: 6, ES: 186, Group Size (in): 1.50, 5 shots @ 25.0 yds
Ruger Chronograph Velocities: 785,932,820,746,787,778
S&W Group: #915, Velocity: 731 fps, Count: 4, ES: 99, Group Size (in): 9.50, 4 shots @ 50.0 yds
S&W Chronograph Velocities: 698,686,756,785

Performance

Load: #885
Revolver: Ruger .45 Colt, Blackhawk 7.5" bbl
Rest: Mechanical Revolver Vise
Group Size (in): 2.70, 5 shots @ 25.0 yds
Group Size (in): 2.20, 6 shots @ 25.0 yds

Load: #882
Revolver: Ruger .45 Colt, Blackhawk 7.5" bbl
Rest: Mechanical Revolver Vise
Group Size (in): 1.50, 6 shots @ 25.0 yds

Plots of Velocity by Powder Charge



abcdefhiklmnopqrstuvwxyzPowder Charge (grains)Velocity (f/s)01002003004005006007008009001,0001,1001,200012345678910111213141516171819202.71.55.29.52.2Ruger Velocity25yd Group SizeS&W Velocity50yd Group SizeRuger Velocity25yd Group Size.45 Colt, Bullet: 185.0gr HP/XTP451Powder: PowerPistol, Brass: Starline, Primer: Fed 150FusionCharts XT Trial