Event: Division RP1

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Opponent	Rating	Result
Colin Purdon	2049	1 - 0
Martin J Wallman	1793	0 - 1
Timothy J Davis	1766	½ - ½
Iain Reeve	1530	1 - 0
Michael J Lord	1556	1 - 0
Colin Purdon	2049	0 - 1
Martin J Wallman	1793	1 - 0
Timothy J Davis	1766	½ - ½
Iain Reeve	1530	1 - 0
Michael J Lord	1556	1 - 0

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

1899 = (17388 + 400 * (6 - 2)) / 10)