Event: Hillingdon Div 1

PDF Excel

Opponent	Rating	Result
Steven F Coles	2072	½ - ½
Anthony R Fulton	2046	½ - ½
David C Okike	2262	½ - ½
David C Okike	2243	0 - 1
Mark Winterbotham	1896	0 - 1
Steven F Coles	2075	0 - 1
John Tobisch	1873	½ - ½

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

1895 = (14467 + 400 * (0 - 3)) / 7)