Event: Division 2

PDF Excel

Opponent	Rating	Result
Alan J Nelder	1635	0 - 1
Stephen G Wootton	1647	1 - 0
Tim R Poole	1738	0 - 1
Maurice J Hill	1772	½ - ½
Alexandra Arlachova	1617	0 - 1
Nigel Wright	1681	1 - 0
Grenville Wollerton	1723	0 - 1

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

1573 = (11813 + 400 * (2 - 4)) / 7)