Event: Norfolk Team Blitz-Championship

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Opponent	Rating	Result
Hazel Bowler	1929	1 - 0
David E McLean	1777	1 - 0
Jeff R Dawson	1893	1 - 0
Jaden Jermy	2101	1 - 0
William Bradley	1507	1 - 0
David J Twitchell	1877	1 - 0
Paul P Smith	2081	1 - 0

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

2281 = (13165 + 400 * (7 - 0)) / 7)