Without a laser range finder, Reece estimated distance by one of the ways he’d been taught almost twenty years before. He used a map study. Actual distance to target, five hundred and fifty yards, altitude, temperature, velocity, bore height, ballistic coefficient of the .300 Win Mag Barnes TTSX, elevated at a thirty-five degree incline; 2 mil adjustment for a 39.5 inch drop. Wind approximately five miles an hour. Full value; 8.5-inch hold right.