Welcome aboard bart!! The Hornady factory ammo is good for 2050fps MV according to John Taffin's test of the .500 Handi, the trajectory listed below is calculated, but gives you an idea of what ~3" high at 100yd or 150yd zero will give you.
Tim
Trajectory for Hornady .500 dia. 350 gr. XTP-Mag at 2050 Feet per Second At an Elevation Angle of: 0 degrees
Ballistic Coefficients of: 0.145 0.145 0.145 0.145 0.145
Velocity Boundaries (Feet per Second) of: 1000 1000 1000 1000
Wind Direction is: 0.0 o'clock and a Wind Velocity of: 0.0 Miles per hour
Wind Components are (Miles per Hour): DownRange: 0.0 Cross Range: 0.0 Vertical: 0.0
Altitude: 0 Feet with a Standard Atmospheric Model.
Temperature: 59 F
Data Printed in English Units
Range Velocity Energy Momentum Drop Bullet Path Wind Drift Time of Flight
(Yards) (Ft/Sec) (Ft/Lbs) (Lb-Sec) (inches) (inches) (inches) (Seconds)
0 2050.0 3265.4 3.19 0.0 -1.5 0.0 0.000000000
25 1918.6 2860.3 2.98 -0.27 0.55 0.0 0.037818823
50 1792.7 2497.1 2.79 -1.13 2.01 0.0 0.078261986
75 1672.8 2174.3 2.60 -2.67 2.8 0.0 0.121576784
100 1559.7 1890.2 2.42 -4.98 2.8 0.0 0.168016456
125 1454.1 1643.1 2.26 -8.19 1.92 0.0 0.217829582
150 1357.1 1431.1 2.11 -12.43 0.0 0.0 0.271236676
175 1269.7 1252.7 1.97 -17.85 -3.1 0.0 0.328398486
200 1193.3 1106.4 1.85 -24.62 -7.54 0.0 0.389368660
225 1128.6 989.7 1.75 -32.91 -13.51 0.0 0.454045399
250 1075.5 898.7 1.67 -42.91 -21.19 0.0 0.522175711