Event: Division 4

PDF Excel

Opponent	Rating	Result
Roger W Walker	126	0 - 1
Clive N Ferry	129	0 - 1
Neville Layhe	126	½ - ½
Stephen J Emmerton	127	½ - ½
Roger W Walker	127	½ - ½
Neville Layhe	126	0 - 1
Grenville Cross	104	1 - 0
Peter FK Evans	85	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

69 = (950 + 400 * (2 - 3)) / 8)