TexasCHLforum.com

I use freeware called PointBlank. I think you might like it. After you work up your load and take your Chrony readings input your data. It will calculate your trajectory, muzzle energy, recoil and Taylor Knockout Factor. You can save to the database and pull it up any time you need the data.

2/3 down the page http://www.stevespages.com/page8b.htm