Virg,

Go to this page of Varmint Al's

http://varmintal.com/17hmr.htm

If you go down about 10 charts/graph down, there is a Trajectory comparison charts comparing all the rimfire loads together.

To all gunmaker critics-
"It is not the critic who counts; not the man who points out how the strong man stumbles, or where the doer of deeds could have done them better. The credit belongs to the man who is actually in the arena.."- Teddy Roosevelt