Event: Summer Rapid-Play

PDF Excel

Opponent	Rating	Result
Ian McGibbon	1218	1 - 0
Jonathan Verden	1431	1 - 0
Dominic Ginger	1510	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1520 = (4159 + 400 * (2 - 1)) / 3)