Event: Division 3

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Opponent	Rating	Result
Kevin N Bendall	1645	½ - ½
Paul Broadley	1606	½ - ½
Tim Jelfs	1815	0 - 1
Mark Tarnavskyi	1669	0 - 1
Louis Wigley	1628	1 - 0
Lynne Fursman	1615	0 - 1
Zack Norris	1964	0 - 1
Richard J West	1651	0 - 1
Tony C Norris	1640	½ - ½

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

1515 = (15233 + 400 * (1 - 5)) / 9)