Event: Division 1

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Opponent Rating Result
Terry Johnes 0 1 - 0
Alexander Burke 1242 0 - 1
Bryony Eccleston 1551 1 - 0
Prakruti Padaki 0 1 - 0
Michael Oszczyk 1713 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

981 = (4506 + 400 * (3 - 2)) / 5)

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Opponent Rating Result
Philip Armstrong 1975 0 - 1
Graham Peters 1238 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1407 = (3213 + 400 * (0 - 1)) / 2)