Event: Division 2

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Opponent	Rating	Result
Christopher S Tipper	1735	0 - 1
Christopher J Knight	1675	½ - ½
Stefan Savic	1800	0 - 1
Lewis Jeffrie	1400	0 - 1
Paul Gibson	1670	0 - 1
Quentin Jacquemard	1548	0 - 1

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

1305 = (9828 + 400 * (0 - 5)) / 6)