Event: BCL Division 2

Opponent Rating Result
George Griffiths 1456 0 - 1
Dominic Watson 1684 ½ - ½
John McNamara 1587 1 - 0
Damanjeet Singh 1945 1 - 0
George Griffiths 1456 0 - 1
Nigel Collins 1505 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1606 = (9633 + 400 * (2 - 2)) / 6)

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Opponent Rating Result
George Griffiths 1456 0 - 1
Robert Wilson 1417 0 - 1
Sumit Bhalla 1421 1 - 0
Michael Page 1446 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1435 = (5740 + 400 * (2 - 2)) / 4)