Event: Division B

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Opponent	Rating	Result
Colin R Ramage	1892	0 - 1
Keith S Jones	1761	½ - ½
Graham J Kershaw	1672	0 - 1
Robin J Oakley	1760	½ - ½
Rajyeshwar Mathompat	1601	0 - 1
Andrew Morrell	1736	½ - ½
Kestutis Gudovijus	1287	½ - ½

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

1501 = (11709 + 400 * (0 - 3)) / 7)