Event: D&DCL Div 1

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Opponent	Rating	Result
Simon N Gilmore	189	½ - ½
Sam Clayton	124	½ - ½
Andrew Stevens	154	½ - ½
David Williams	162	½ - ½
Andrew Robins	139	½ - ½
Steve Bracey	148	½ - ½
Michael D Johnson	170	½ - ½
Andrew J Mort	163	½ - ½
Adam Routledge	0	½ - ½
Ranjit Nath	157	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

141 = (1406 + 400 * (0 - 0)) / 10)