Event: Northamptonshire Silver King League Division 2

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Opponent	Rating	Result
Ethan Rowe	1781	½ - ½
Antonio Mura	1763	1 - 0
Andrew Foulds	1823	0 - 1
Kenny (Kehinde) Gbolade	1709	1 - 0
Richard N Ellis	1993	1 - 0
John Masefield	1552	1 - 0
Arrow Morris	1611	1 - 0

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

1976 = (12232 + 400 * (5 - 1)) / 7)