Just judging by "straightest shooting" (whatever thats supposed to mean, I assume flattest trajectory) and energy at 500 yards to rank calibers is ignorant.
Also Hornady's chart is a bad one to use for something like this since not all calibers are offered in their 'superformance' ammo.
"Most people can't hit a flock of circus tents at those ranges." - P.O. Ackley