Event: NSDCA VMS Division

Opponent Rating Result
Julian Bulbeck 1503 0 - 1
Michael Keenan 1195 0 - 1
Nigel Gardner 1383 ½ - ½
George Bulbeck 1503 0 - 1
Oskar Jarzynski 1150 ½ - ½
Michael Keenan 1195 0 - 1
Neil Hankey 1060 1 - 0
Reinhard Haack 1263 0 - 1
Richard G Martin 1090 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1127 = (11342 + 400 * (2 - 5)) / 9)

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Opponent Rating Result
Reinhard Haack 1263 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

863 = (1263 + 400 * (0 - 1)) / 1)