Event: Holmfirth Pod Chess League

PDF Excel

Opponent	Rating	Result
Dean Hepworth	103	1 - 0
Daniel Czerniuch	75	1 - 0
Dave Colledge	142	½ - ½

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

373 = (320 + 400 * (2 - 0)) / 3)