I would assume the word perfect would make it a bit more precise than just a hit at that range, but a hit is still impressive at extreme distances if legs and other body parts aren't blown off.
3 perfect shots...
Elk 500 yards, shot through the shoulder;
Sako Deluxe 300 Weatherby with Nosler 180 grain Balistic Tip bullet, Swarovski Z-6 3-18X50 scope with BR reticle...
Antelope 650 yards, shot through the heart;
Sako Deluxe in 300 Weatherby with 195 grain Hornady Spire point bullet, Schmidt and Bender 4-16X50 Scope with Varmint reticle...
Mule deer 800 yards, shot through the lungs;
Weatherby 30-378 with 200 grain Accubond bullet, Schmidt and Bender 4-16X50 Scope with Varmint reticle...