Bbassi: Those 52 grain Bergers are indeed great bullets not only for Coyotes but for Rock Chucks and Prairie Dogs as well.
Whenever I get a new Varmint Rifle in caliber 220 Swift I go to IMR 4064 first off, powder wise for load development!
Five of my nine current Swift Varminters prefer IMR 4064 powder.
Don't overlook this fine powder.
Hold into the wind
VarmintGuy