Event: Ringwood Rapidplay Open

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Opponent	Rating	Result
Jane Richmond	2054	0 - 1
Stephen O'Toole	1724	0 - 1
Dennis Stokes-Carter	1841	½ - ½
Stephen M Pollyn	1766	½ - ½
Matthew Deacon	1584	½ - ½
Reenen J Du Toit	1893	0 - 1

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

1610 = (10862 + 400 * (0 - 3)) / 6)