Some Sport Pistol chrono numbers
I was looking for about a 128 130 PF load
Mixed range brass, 5" 9mm 1911, S+B SP, charges as thrown after setting measure
String: 1
Date: 8/26/2018
Time: 11:17:44 AM
Grains: 124
Hi Vel: 1016
Low Vel: 1001
Ave Vel: 1008
Ext Spread: 15
Std Dev: 6
4.0 Sport Pistol 124 RMR MPR JHP 1.08
Velocity Power Factor Ft/Lbs
1010 125.24 280.845
1001 124.124 275.862
1011 125.364 281.401
1016 125.984 284.191
1002 124.248 276.413
so 4gr was not quite enough
(note, this is a high mileage barrel probably 40K rounds on it)
String: 2
Date: 8/26/2018
Time: 11:19:12 AM
Grains: 124
Hi Vel: 1059
Low Vel: 1021
Ave Vel: 1037
Ext Spread: 38
Std Dev: 13
4.2 Sport Pistol 124 RMR MPR JHP 1.08
Velocity Power Factor Ft/Lbs
1059 131.316 308.756
1033 128.092 293.781
1040 128.96 297.776
1036 128.464 295.49
1021 126.604 286.995
4.2gr of Sport Pistol got me there and seemed to shoot well for me.
Here are Alliant' sport pistol data, MAX loads, reduce 10% to start
I liked Sport Pistol, but I still like WSF better.