Event: Division 2

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Opponent	Rating	Result
Stephen R Cooper	1422	0 - 1
Dante Doros	1403	½ - ½
David Griffin	1493	½ - ½
Lewis Walker	0	½ - ½
Christopher Dickson	1441	0 - 1
Steffen ARMSTRONG	1317	½ - ½
Callum Rhind	0	1 - 0
Seb Wilford	1068	1 - 0

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

1018 = (8144 + 400 * (2 - 2)) / 8)