256 Winchester Magnum


Firearm :
Barrel :
Twist:
Optics:
Distance :
Shots :
Bullet Type :
Bullet Diam :
Bullet Mfg :
Marlin 1894sc
22"
1:16"
24X
50y
10
FN
.257"
Hornady

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Powder Weight /Velocity Data for the 60gr Hornady FN

 PW vs Vel graph for 256 Win Mag with 
60gr Hndy FN
Graph produced by "RCBS.Load"

 

GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data

                        256 Winchester Magnum                         60gr    FN
PR: WSR       CM: Win       TempF: 52       OAL: 1.575"
        PT          PW   Vel   SD   GS 
AA1680 14.0 1907.9 27.0 2.2
  15.0 2109.0 34.5 1.62
  16.0 2283.1 39.9 1.41
  17.0 2453.7 30.2 2.0
  18.0 2564.4 29.9 1.93
 
                        256 Winchester Magnum                         60gr    FN
PR: WSR       CM: Win       TempF: 52       OAL: 1.575"
        PT          PW   Vel   SD   GS 
H4227 12.0 1548.7 18.4 1.80
  13.0 1699.9 19.6 1.73
  14.0 1885.6 23.0 2.5
  15.0 2065.4 15.7 1.81
  16.0 2237.9 28.3 1.47
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         60gr    FN
PR: WSR       CM: Win       TempF: 52       OAL: 1.575"
        PT          PW   Vel   SD   GS 
LilGun 10.0 1940.6 35.7 1.68
  11.0 2104.1 18.3 1.85
  12.0 2305.3 30.6 1.55
  13.0 2499.7 19.3 2.1
  14.0 2671.4 32.5 1.77
 
                        256 Winchester Magnum                         60gr    FN
PR: WSR       CM: Win       TempF: 52       OAL: 1.575"
        PT          PW   Vel   SD   GS 
RL10 15.0 1821.6 61.1 1.78
  16.0 2006.2 23.9 1.10
  17.0 2135.1 11.6 1.28
  18.0 2302.4 20.9 1.67
  19.0 2457.3 16.3 1.44
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 

Group Size vs Velocity Plot for the 60gr Hornady FN
 
 Group Size graph for 256 Win Mag with 60gr Hndy FN

 

Graph produced by "RCBS.Load"