Event: WMA Spring League Division 2

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Opponent	Rating	Result
Praveen Joy	70	1 - 0
Daniel C Robinson	70	1 - 0
James Munns	0	1 - 0
Christopher J Evans	56	1 - 0
David Scriven	0	1 - 0
Warrick Scaife	1530	1 - 0
Neil J Owen	0	½ - ½
Praveen Joy	70	1 - 0
Daniel C Robinson	70	1 - 0
James Munns	0	1 - 0
David Scriven	0	1 - 0
Warrick Scaife	1530	1 - 0
Neil J Owen	0	1 - 0
Christopher J Evans	56	1 - 0

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

618 = (3452 + 400 * (13 - 0)) / 14)