Event: NSDCA Division 4

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Opponent	Rating	Result
S Ali Arshad	1171	0 - 1
Christopher Brian	1206	0 - 1
Peter Kanalos	1164	1 - 0
Theo Reilly	800	1 - 0
Jack Haspell	1000	1 - 0
Steve Ballantyne	1361	0 - 1
Owen Frodsham	1074	0 - 1
Daniel J McLaren	1350	0 - 1
Carl Thornhill	1100	0 - 1

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

1003 = (10226 + 400 * (3 - 6)) / 9)