Event: NSDCA Division 3

Opponent Rating Result
Joe Moxon 1558 ½ - ½
Colin Abell 1518 1 - 0
Lee Spackman 1443 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1773 = (4519 + 400 * (2 - 0)) / 3)

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