A closed system consists of 4 objects. Initially, object A has 179 J of energy, object B has 186 J of energy, object C has 126 J of energy, and object D has 163 J of energy. After 278 s have passed, object A has 118 J of energy, object B has 60 J of energy, and object C has 6 J of energy. How much energy does object D have?