Event: Division 3

PDF Excel

Opponent	Rating	Result
Michael R Elgin	1489	0 - 1
Oliver Martin	1415	0 - 1
John Pye	1678	0 - 1

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

1127 = (4582 + 400 * (0 - 3)) / 3)