Event: Online League Season 2, Division 1

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Opponent	Rating	Result
Peter Micklethwaite	2013	1 - 0
Andrew Butterworth	0	1 - 0
Mark S Allison	1983	0 - 1
Oskar A Hackner	2425	0 - 1
Paul Fletcher	1930	1 - 0
Oskar A Hackner	2425	1 - 0

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

1929 = (10776 + 400 * (4 - 2)) / 6)