Event: Winter Club Div 2

PDF Excel

Opponent	Rating	Result
Pawel Stanny	1308	1 - 0
Nigel Gardner	1383	0 - 1
Nigel Gardner	1383	½ - ½
Julian M Bulbeck	1503	½ - ½
Kobus Nienaber	1435	½ - ½

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

1402 = (7012 + 400 * (1 - 1)) / 5)