Event: Division 2

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Opponent	Rating	Result
James W Nichols	1641	0 - 1
Tom Rosenberg	1811	0 - 1
Michael W Minshall	1470	0 - 1
Ted Korolchuk	1692	0 - 1
Jared Kennedy	1777	0 - 1
John G Paton	1569	½ - ½
Jon White	1635	0 - 1
Chris J Edwards	1653	0 - 1

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

1306 = (13248 + 400 * (0 - 7)) / 8)