Event: MID En Passant Cup

PDF Excel

Opponent	Rating	Result
James Hart Dyke	1730	1 - 0
Marc A Bryant	1628	0 - 1
Robert Cox	1425	1 - 0
David R Heath	1748	0 - 1
David A Page	1803	1 - 0
William Cobb	1688	1 - 0
Tyrone R Jefferies	1555	½ - ½

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

1768 = (11577 + 400 * (4 - 2)) / 7)