Event: Hillingdon Div 2

PDF Excel

Opponent	Rating	Result
Simon Healeas	1855	0 - 1
Martin L Loat	1630	0 - 1
Alex Lushpa	1581	0 - 1
Daniel Evans	1577	0 - 1
Ian W Salisbury	1860	0 - 1
Peter D Walters	1992	½ - ½
Austin Ivan	1789	1 - 0
Ian W Salisbury	1845	0 - 1
Robert Parsons	1752	½ - ½

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

1542 = (15881 + 400 * (1 - 6)) / 9)