Event: Hillingdon Div 3

PDF Excel

Opponent	Rating	Result
Michael J Smith	1264	0 - 1
David JR Walker	1178	0 - 1
Gerry Stonehouse	1181	0 - 1
Thomas Crouch	0	1 - 0
Patrick P Sartain	1501	0 - 1
Matthieu Fulhaber	1500	0 - 1
Finian Pearce	817	1 - 0

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

892 = (7441 + 400 * (2 - 5)) / 7)