Event: Division 1

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Opponent Rating Result
Edmund C Player 207 1 - 0
Aarnavh Trivedi 170 1 - 0
Oliver J Lenton 154 1 - 0
Kevin R Clark 183 0 - 1
Norman A Hutchinson 173 1 - 0
Ian J Wallis 171 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

443 = (1058 + 400 * (5 - 1)) / 6)

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Opponent Rating Result
Aarnavh Trivedi 170 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

570 = (170 + 400 * (1 - 0)) / 1)