Event: Division 1

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Opponent Rating Result
Chris Davison 2227 ½ - ½
Szymon Palucha 2122 ½ - ½
Michael Harris 2346 0 - 1
Julia Volovich 2128 ½ - ½
Richard JD Tozer 2382 0 - 1
Dan Waller 2141 0 - 1
Richard JD Tozer 2371 0 - 1
Chris Davison 2202 1 - 0
Michael Harris 2327 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2072 = (20246 + 400 * (1 - 5)) / 9)

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Opponent Rating Result
Anas Ibn Saifullah 2037 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2037 = (2037 + 400 * (0 - 0)) / 1)