Event: 4-Board Division 1

Opponent Rating Result
David P Thrun 97 1 - 0
F Hal Jorna 118 0 - 1
John Scotter 115 1 - 0
Steve Hughes 92 0 - 1
Steve Donoghue 75 1 - 0
John Burton 81 1 - 0
Michael C Hackett 115 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

156 = (693 + 400 * (4 - 3)) / 7)

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