Event: Division 2

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Opponent Rating Result
Clive Bellinger 1660 1 - 0
Colin L Ellis 1483 1 - 0
Melvin Steele 1599 0 - 1
James Pepperell 1200 1 - 0
Richard Roberts 1550 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1658 = (7492 + 400 * (3 - 1)) / 5)

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Opponent Rating Result
Ben Viner 1254 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1654 = (1254 + 400 * (1 - 0)) / 1)