Event: Hillingdon Div 2

Opponent Rating Result
Trevor Bates 1563 ½ - ½
David Housego 1343 ½ - ½
Neville T Rowden 1279 0 - 1
Jim I Wrigglesworth 1443 ½ - ½
Daniel Evans 1554 1 - 0
Gregory Barseghyan 0 0 - 1
David Websdale 1451 0 - 1
Bharath Jayakumar 1431 0 - 1
Ian K Cross 1722 ½ - ½
Ian K Cross 1723 0 - 1
Ashok Shah 1198 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1228 = (14707 + 400 * (2 - 5)) / 11)

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