Event: NSDCA Division 4

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Opponent Rating Result
S Ali Arshad 1171 ½ - ½
Philip Grocott 1415 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1293 = (2586 + 400 * (0 - 0)) / 2)

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Opponent Rating Result
Gwyn Price 978 1 - 0
Benjamin Juan 687 1 - 0
Ian Mullin 1238 ½ - ½
Nigel Hancock 1119 1 - 0
Esme A Shiers 1016 0 - 1
Raymond F Rhodes 1227 1 - 0
Timothy Cox 1250 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1188 = (7515 + 400 * (4 - 2)) / 7)