Event: Division 3

PDF Excel

Opponent	Rating	Result
Rob Davies	1337	0 - 1
Ray Firman	1148	1 - 0
Peter F Saunders	1316	0 - 1
Vikram K Banerjee	1522	0 - 1
Mark Webb	1362	0 - 1
Michael Duerinckx	0	1 - 0
Mike Angel	1579	1 - 0

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

1123 = (8264 + 400 * (3 - 4)) / 7)