Event: Hillingdon Div 2

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Opponent Rating Result
Alex Lushpa 1660 1 - 0
Phil S Humphry 1391 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1926 = (3051 + 400 * (2 - 0)) / 2)

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Opponent Rating Result
Robert Parsons 1739 ½ - ½
Mary Helen Deans 1673 0 - 1
Arthur Cann 1435 ½ - ½
David A Stott 1457 1 - 0
Yashvardhan Veeturi 1430 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1467 = (7734 + 400 * (1 - 2)) / 5)