Event: A Division

PDF Excel

Opponent	Rating	Result
Andrew Killick	155	½ - ½
Andrew M Smith	165	½ - ½
Kevin J Wilson	160	0 - 1
Nicholas Tavoularis	203	½ - ½
Bernard Price	153	½ - ½
Stephen W MacCormack	146	½ - ½
Richard J Harris	140	½ - ½
Brian Whitaker	107	1 - 0

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

154 = (1229 + 400 * (1 - 1)) / 8)