Event: D&DCL Div 1

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Opponent	Rating	Result
Ralph MA Allen	1835	1 - 0
Peter JE Ackley	2073	½ - ½
Richard Anderson	1916	1 - 0
Tomasz D Adamski	1749	1 - 0
John Potter	2134	½ - ½
Peter JE Ackley	2081	½ - ½
Andy Townsend	1886	1 - 0
Ranjit Nath	1759	1 - 0

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

2179 = (15433 + 400 * (5 - 0)) / 8)