RE: Ballistics for 300 grain Hornady SST
Here is one of the loads I shoot in my Magbolt, 26" barrel with 130gr of Pyro pellets.
Name: 45 Cal, Hornady SST, 300 grn
Ballistic Coeff: 0.250
Bullet Weight: 300
Velocity: 1945
Target Distance: 158
Scope Height: 1.500
Temperature: 40
Altitude: 500
Ballistic Data
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Range Elevation Velocity Energy ETA Drop Max Y 10mph Wind Deflect
0 yds -1.50 in1945 fps 2520 fpe 0.000 sec 0.00 in -1.50 in -0.00 in
25 yds 0.61 in 1869 fps 2326 fpe 0.039 sec 0.29 in -0.53 in 0.09 in
50 yds 2.09 in 1795 fps 2147 fpe 0.080 sec1.21 in -0.29 in 0.55 in
75 yds 2.89 in 1724 fps 1980 fpe 0.123 sec 2.82 in 0.14 in 1.33 in
100 yds 2.94 in 1655 fps1825 fpe 0.168 sec5.17 in 0.77 in 2.42 in
125 yds 2.21 in 1588 fps 1680 fpe 0.214 sec 8.30 in 1.63 in 3.79 in
150 yds 0.67 in 1523 fps 1545 fpe 0.262 sec12.24 in 2.74 in 5.41 in
175 yds-1.82 in 1461 fps 1421 fpe 0.312 sec 17.14 in 4.14 in 7.44 in
200 yds -5.36 in 1402 fps 1309 fpe 0.365 sec 23.08 in 5.86 in 9.88 in
225 yds-10.05 in 1347 fps 1208 fpe 0.420 sec 30.16 in 7.95 in12.75 in
Typical groups of around 1.5" at 100 yards and under 4" at 200 yards. Hope this helps.