Load Ballistics
Load: #852
Powder: 15.0 gr 2400
Bullet: 255.0 gr Midstates LSWC
Brass: FC
Primer: Win WLP
Ruger Velocity: - fps, Count: - , ES: -
Ruger Group: #838, Velocity: 913 fps, Count: 4, ES: 21, Group Size (in): -, 4 shots @ 25.0 yds
Ruger Chronograph Velocities: 912,905,907,926
S&W Group: #798, Velocity: 786 fps, Count: 4, ES: 66, Group Size (in): -, 4 shots @ 25.0 yds
S&W Chronograph Velocities: 815,781,797,749
Load: #853
Powder: 16.0 gr 2400
Bullet: 255.0 gr Midstates LSWC
Brass: FC
Primer: Win WLP
Ruger Velocity: - fps, Count: - , ES: -
Ruger Group: #839, Velocity: 1004 fps, Count: 5, ES: 86, Group Size (in): -, 5 shots @ 25.0 yds
Ruger Chronograph Velocities: 961,964,1047,1036,1014
S&W Group: #799, Velocity: 928 fps, Count: 4, ES: 53, Group Size (in): -, 4 shots @ 25.0 yds
S&W Chronograph Velocities: 921,918,909,962
Load: #854
Powder: 17.0 gr 2400
Bullet: 255.0 gr Midstates LSWC
Brass: FC
Primer: Win WLP
Ruger Group: #840, Velocity: 1056 fps, Count: 3, ES: 127, Group Size (in): -, 3 shots @ 25.0 yds
Ruger Chronograph Velocities: 984,1111,1074
Load: #856
Powder: 18.0 gr 2400
Bullet: 255.0 gr Midstates LSWC
Brass: Win
Primer: Win WLP
Ruger Group: #842, Velocity: 1200 fps, Count: 3, ES: 17, Group Size (in): -, 3 shots @ 25.0 yds
Ruger Chronograph Velocities: 1200,1208,1191
Performance
Loads: #852-#856
Revolver: Smith & Wesson .45 Colt, Model 25
Rest: Mechanical Revolver Vise
Groups 25 yds: 2.5" (5 shots)
Plots of Velocity by Powder Charge
Loads: #852-#856