Event: WMA Autumn League Division 1

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Opponent	Rating	Result
Neil J Owen	1926	0 - 1
Perry Walker	1600	1 - 0
Edward P Small	1870	1 - 0
Stephen D Mellor	2082	0 - 1
Geoffrey Marchant	2016	1 - 0
Kevin Hurney	2002	0 - 1
Matthew A Holmes	1782	1 - 0
Neil J Owen	1926	½ - ½
Perry Walker	1600	1 - 0
Edward P Small	1870	1 - 0
Stephen D Mellor	2082	1 - 0
Geoffrey Marchant	2016	½ - ½
Kevin Hurney	2002	1 - 0
Matthew A Holmes	1782	0 - 1

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

2011 = (26556 + 400 * (8 - 4)) / 14)