Made it out to the range today and had some interesting results.
Rifle = Howa action, 25" Chanlynn 1x8 med palma barrel, Dead Air Sandman S suppressor
Cartridge = ADG brass (4x fired, no anneal), CCI 200 primers, IMR 4166, COAL of 2.86" (mag length)
Atmospherics = 5550', 78*, bright sun, 3-5mph...