Event: Rapid Play

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Opponent Rating Result
Martin Newton 1419 1 - 0
Martin Newton 1419 1 - 0
Peter Holman 1626 0 - 1
Peter Holman 1630 0 - 1
Voitek Martynowicz 0 1 - 0
Voitek Martynowicz 0 0 - 1
Ethan Andrew 1350 0 - 1
Ethan Andrew 1350 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1099 = (8794 + 400 * (4 - 4)) / 8)

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