Event: NSDCA Division 3

Opponent Rating Result
S Ali Arshad 1181 1 - 0
Pawel Stanny 1385 0 - 1
Steve Ballantyne 1365 ½ - ½
Lukas Hancock 1550 0 - 1
Douglas J Barnett 1519 0 - 1
Ewan Corden 1124 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1154 = (8124 + 400 * (1 - 4)) / 6)

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