Event: Lewisham Summer Cup

PDF Excel

Opponent	Rating	Result
Calogero Tona	1348	1 - 0(def)
Matthew Helsby	1293	0 - 1
Anthony Foreman	1535	½ - ½

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

1214 = (2828 + 400 * (0 - 1)) / 2)