Event: WMA Autumn League Division 2

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Opponent	Rating	Result
Colin Woodall	1419	½ - ½
David Howles	1600	1 - 0
Simon Berry	1600	½ - ½
AS Whitten	1600	1 - 0
Fred Biles	1493	1 - 0
John Green	1445	1 - 0
Hok Chiu	1344	0 - 1
Colin Woodall	1419	½ - ½
David Howles	1600	1 - 0
Simon Berry	1600	0 - 1
AS Whitten	1600	½ - ½
Fred Biles	1493	½ - ½
John Green	1445	0 - 1
Hok Chiu	1344	1 - 0

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

1586 = (21002 + 400 * (6 - 3)) / 14)