Event: Eton Rapidplay 2019

Opponent Rating Result
David McIntosh 135 1 - 0
Edward Gray 164 1 - 0
Peter Carroll 162 1 - 0
Edison Xu 171 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

558 = (632 + 400 * (4 - 0)) / 4)

   Back