Event: Division Two

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Opponent Rating Result
John L Seppings 189 0 - 1
Richard Porter 157 ½ - ½
Fazal Rabbi 150 1 - 0
John L Seppings 189 ½ - ½
Richard Porter 157 ½ - ½
Jimmy Choo 0 ½ - ½
Nick Burton 155 ½ - ½
Richard L Bowman 162 1 - 0
Mark R Stollery 0 1 - 0
Graeme Hall 140 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

250 = (1299 + 400 * (4 - 1)) / 10)

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