Event: Division 5

PDF Excel

Opponent	Rating	Result
Frank De Vocht	1438	1 - 0
Charlie Ashton	0	1 - 0
Arnold Berman	1637	0 - 1
Andy Coleman	0	1 - 0
Nicholas Woods	1299	1 - 0

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

1115 = (4374 + 400 * (4 - 1)) / 5)