Event: BCL Division 2

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Opponent Rating Result
James Goodman 1500 1 - 0
Dominic Watson 1726 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1613 = (3226 + 400 * (1 - 1)) / 2)

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Opponent Rating Result
David Craigen 1400 0 - 1
Qasim Zaidi 1250 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

925 = (2650 + 400 * (0 - 2)) / 2)