Event: NCCA League Division 1

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Opponent Rating Result
Vivash Samarakoon 2145 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2145 = (2145 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
Stephen LA Orton 2116 1 - 0
Roy Hughes 2091 1 - 0
David E Hall 1911 0 - 1
Stephen Livermore 1749 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2067 = (7867 + 400 * (2 - 1)) / 4)