Event: MCA Division 2

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Opponent	Rating	Result
Ben Ellington	1705	½ - ½
Steven E Gerrard	1705	½ - ½
Ken D Jones	1698	½ - ½
Ian Paul Stephens	1833	½ - ½
Mike J O'Mahony	1810	0 - 1
Tom EC Webb	1653	½ - ½
Anthony J Pimblett	1758	0 - 1
Marek Korsinskij	1758	½ - ½
Ron Harrison	0	0 - 1

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

1413 = (13920 + 400 * (0 - 3)) / 9)