Event: WMA Spring League Division 1

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Opponent	Rating	Result
Patrick D Reid	2035	1 - 0
Rob Sutton	0	1 - 0
Henrik Stepanyan	2372	½ - ½
Eric Gibbon	0	1 - 0
Stephen V Woodhouse	1916	1 - 0
Gary Boswell	0	1 - 0
Patrick D Reid	2035	1 - 0
Rob Sutton	0	1 - 0
Henrik Stepanyan	2372	0 - 1
Eric Gibbon	0	1 - 0
Stephen V Woodhouse	1916	1 - 0
Gary Boswell	0	1 - 0

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

1354 = (12646 + 400 * (10 - 1)) / 12)