Event: Division 5

Opponent Rating Result
David M Rose 101 0 - 1
Joshua T Brown 76 0 - 1
Steve Ballantyne 87 0 - 1
Richard G Martin 62 1 - 0
Edward P Day 48 1 - 0
Martin J Chadwick 60 0 - 1
S Ali Arshad 58 1 - 0
Jamie D Jones 40 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

67 = (532 + 400 * (4 - 4)) / 8)

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Opponent Rating Result
Jamie D Jones 40 1 - 0
Philip Wright 69 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

55 = (109 + 400 * (1 - 1)) / 2)