Event: ED Walker Shield Open

Opponent Rating Result
Peter McKay 1597 1 - 0
Dominic Leigh 1692 1 - 0
Jonathan Sams 1814 0 - 1
Ryan McGrane 1501 1 - 0
Nicholas Webb 1757 ½ - ½
Richard Kuby 1439 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1833 = (9800 + 400 * (4 - 1)) / 6)

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