Trajectory chart

[eastwind]

This is what I'm looking for for black powder inline muzzle loaders. Any links or sites posted would be most appreciated. Thanks in advance.

 

[sail32]

Try the 3rd edition of Lyman's Cast Bullet Handbook.

The back has trajectories for lead .45 and .50 caliber bullets.

 

[bat119]

A bullet propelled by BP or smokeless will have the same trajectory
You need to know:
the bullets BC (ballistic coefficient) eg. 240 sabot bullet = .155
Muzzel velocity 50 cal about 1800 fps
max range 300 yards
Interval 50 yards
sight in distance 75 yards
Enter these numbers into this calculator
http://www.handloads.com/calc/index.html