Event: Division 2 West

PDF Excel

Opponent	Rating	Result
Utibe Effiong	129	0 - 1
Nigel Mills	127	0 - 1
Mark R Baker	133	½ - ½

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

-137 = (389 + 400 * (0 - 2)) / 3)