Event: Division 2 West

PDF Excel

Opponent	Rating	Result
Oliver Sells	0	0 - 1
Stoyan Djouklev	0	0 - 1
Nigel Mills	1572	1 - 0

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

391 = (1572 + 400 * (1 - 2)) / 3)