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luv2safari, Congrats on your new 9.3x62! It has become one of my favorite cartridges. It sounds like you're off to a very good start with it. Here's some of my load data that you may find useful. Both loads shoot to the same point of impact at 100 yards with my rifle. The Prvi bullets make for less expensive practice ammo. (As usual, the standard caution applies about reducing the powder charge and working up in your rifle.) Date: April 2, 2005 Cartridge: 9.3x62 Firearm: CZ 550 American Scope: Leupold VX-II 1-4x Barrel Length: 23.6" (60 cm) Bullet: Prvi Partizan Bullet Weight: 285 gr (18.5g) Powder: RL-15 Powder Weight: 59.0 grs Case Make: Graf Primer: WLR (not magnum) C.O.L.: 3.29" Chronograph Shot# Velocity fps 1 ___ 2,390 2 ___ 2,415 3 ___ 2,394 4 ___ 2,405 5 ___ 2,422 6 ___ 2,423 7 ___ 2,399 8 ___ 2,401 9 ___ 2,417 (Only 9 shots in this test string instead of 10 as I forgot to turn the chronograph on for the first shot!!) Summary Average Velocity: 2,407 fps Average Energy: 3,667 ft lbs High Velocity: 2,423 fps Low Velocity: 2,390 fps Extreme Spread: 33 fps Standard Deviation: 12 fps Coefficient of Var.: 0.50 % --------------------------- Date: April 23, 2005 Cartridge: 9.3x62 Firearm: CZ 550 American Scope: Leupold VX-II 1-4x Barrel Length: 23.6" (60 cm) Bullet: Woodleigh RN Bullet Weight: 286 gr (18.5g) Powder: RL-15 Powder Weight: 58.0 grs Case Make: Graf Primer: WLR (not magnum) C.O.L.: 3.29" Chronograph Shot# Velocity fps 1 __ 2,372 2 __ 2,395 3 __ 2,406 4 __ 2,400 5 __ 2,409 6 __ 2,378 7 __ 2,386 8 __ 2,410 9 __ 2,385 10 _ 2,390 Summary Average Velocity: 2,393 fps Average Energy: 3,638 ft lbs High Velocity: 2,410 fps Low Velocity: 2,372 fps Extreme Spread: 38 fps Standard Deviation: 12 fps Coefficient of Var. 0.50 % (Coefficient of Variation = std deviation / average velocity -- Just a handy ratio for comparing one load to another.) This is the load I used in South Africa during August 2005. See the thread Back from RSA - photos for some of the results. -Bob F. |