Event: Rapidplay League

PDF Excel

Opponent	Rating	Result
Philip Armstrong	174	1 - 0
Philip Armstrong	174	1 - 0
James Carrington	151	1 - 0
James Carrington	151	1 - 0

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

563 = (650 + 400 * (4 - 0)) / 4)