256 Winchester Magnum


Firearm :
Barrel :
Twist:
Optics:
Distance :
Shots :
Bullet Type :
Bullet Diam :
Bullet Mfg :
Marlin 1894sc
22"
1:16"
24X
50y
10
86gr SP
.257"
Remington

Powder Weight /Velocity Data for the 86gr Rem SP

 PW vs Vel graph for 256 Win Mag with 
86gr Rem SP
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                         86gr    SP
PR: WSR       CM: Win       TempF: 56       OAL: 1.775"
        PT          PW   Vel   SD   GS 
AA1680 11.0 1337.4 25.8 1.20
  12.0 1416.4 28.6 1.05
  13.0 1532.3 23.8 1.76
  14.0 1682.3 27.8 1.26
  15.0 1835.4 27.2 2.10
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 50       OAL: 1.775"
        PT          PW   Vel   SD   GS 
AA2015 15.0 1703.8 25.4 1.51
  16.0 1811.8 33.1 1.62
  17.0 1942.2 21.6 2.2
  18.0 2080.7 21.8 1.55
  19.0 2183.9 22.2 1.66
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
BnchMrk 16.0 1669.3 27.9 2.1
  17.0 1807.7 30.5 1.48
  18.0 1947.7 22.1 1.21
  19.0 2072.3 22.8 2.5
  20.0 2199.3 28.4 1.51
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
H322 16.0 1808.9 40.3 1.38
  17.0 1951.1 24.7 2.1
  18.0 2052.3 30.7 2.3
  19.0 2199.3 23.4 1.96
  20.0 2337.6 30.7 1.53
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 50       OAL: 1.775"
        PT          PW   Vel   SD   GS 
H335 17.0 1787.4 29.1 1.03
  18.0 1863.6 21.9 2.1
  19.0 1969.2 11.4 1.16
  20.0 2064.7 29.2 1.61
  21.0 2150.5 26.3 1.85
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
I3031 15.0 1490.0 31.6 1.80
  16.0 1611.9 44.3 1.67
  17.0 1774.7 34.8 1.69
  18.0 1918.8 51.9 6
  19.0 2029.1 32.4 1.29
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 50       OAL: 1.775"
        PT          PW   Vel   SD   GS 
LilGun 8.0 1382.0 36.8 2.1
  9.0 1591.0 25.0 1.88
  10.0 1739.6 16.2 1.77
  11.0 1915.0 17.2 2.2
  12.0 2087.5 18.9 1.17
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
RL10 14.0 1605.9 38.5 2.4
  15.0 1729.9 28.0 2.1
  16.0 1873.4 23.0 1.78
  17.0 2006.3 36.6 1.92
  18.0 2142.2 25.6 1.42
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 56       OAL: 1.775"
        PT          PW   Vel   SD   GS 
RL7 13.0 1494.7 39.4 1.49
  14.0 1667.0 47.3 1.25
  15.0 1797.3 46.8 2.02
  16.0 1918.7 24.7 1.20
  17.0 2092.5 38.1 1.94
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 50       OAL: 1.775"
        PT          PW   Vel   SD   GS 
Varget 15.0 1192.6 39.7 3.0
  16.0 1376.7 42.7 3.5
  17.0 1492.4 28.1 1.57
  18.0 1688.9 46.3 3.2
  19.0 1816.1 51.0 2.7
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 56       OAL: 1.775"
        PT          PW   Vel   SD   GS 
VVn120 10.0 1250.1 19.3 1.84
  11.0 1359.4 23.1 1.17
  12.0 1525.4 29.3 1.95
  13.0 1694.0 18.6 1.67
  14.0 1865.7 38.3 1.71
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 56       OAL: 1.775"
        PT          PW   Vel   SD   GS 
VVn130 12.0 1239.2 20.5 1.21
  13.0 1392.1 21.1 .79
  14.0 1571.6 38.5 1.98
  15.0 1759.6 32.7 1.46
  16.0 1921.1 40.0 1.80
 
GMDR assumes NO liability for mishaps of any kind resulting from the use or misuse of this data
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
VVn133 13.0 1288.3 51.0 1.59
  14.0 1433.8 26.8 .95
  15.0 1613.1 49.4 1.86
  16.0 1731.5 19.0 1.56
  17.0 1910.1 24.0 .94
 
                        256 Winchester Magnum                         86gr    SP
PR: WSR       CM: Win       TempF: 54       OAL: 1.775"
        PT          PW   Vel   SD   GS 
VVn135 16.0 1532.6 47.8 .89
  17.0 1758.9 27.1 1.04
  18.0 1944.6 33.6 2.2
  19.0 2090.2 28.3 1.60
  20.0 2217.0 30.8 1.58
 
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 86gr Rem SP
 
 Group Size graph for 256 Win Mag with 86gr Rem SP

 

Graph produced by "RCBS.Load"