Event: MCA U6000

Opponent Rating Result
Bob Amos 1630 1 - 0
Graeme R Solomon 1652 ½ - ½
Mike D Barrett 1550 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1877 = (4832 + 400 * (2 - 0)) / 3)

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