Event: Durham League Division B

PDF Excel

Opponent	Rating	Result
Vaughan Davison	1622	0 - 1
Felix Watts	1401	0 - 1
Joe McGinnis	1543	0 - 1
Sam Ball	1429	0 - 1
Lucas Novick	0	1 - 0
Stephen J Hall	1855	0 - 1
John Reddington	1517	1 - 0
Richard Kuby	1446	1 - 0

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

1252 = (10813 + 400 * (3 - 5)) / 8)