Event: Division 4

PDF Excel

Opponent	Rating	Result
Neville Layhe	126	½ - ½
Caroline L Mountford	119	1 - 0
Derek H Northage	105	½ - ½
Andrew Mowat	130	½ - ½
Grenville Cross	104	0 - 1
Roger W Walker	127	½ - ½
Andrew Mowat	130	0 - 1
Derek H Northage	105	0 - 1

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

18 = (946 + 400 * (1 - 3)) / 8)