Event: Rapid Play

Opponent Rating Result
Nick P Stead 2065 0 - 1
Nick P Stead 2065 0 - 1
Stuart MacDonald 1788 0 - 1
Stuart MacDonald 1788 0 - 1
Liam Goodwin 0 1 - 0
Liam Goodwin 0 0 - 1
Martin Newton 1379 ½ - ½
Martin Newton 1379 1 - 0
Gavin Johnstone 1336 1 - 0
Gavin Johnstone 1336 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1234 = (13136 + 400 * (3 - 5)) / 10)

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