Event: Division 2

PDF Excel

Opponent	Rating	Result
Glyn D Valentine	145	0 - 1
Geoff Laurence	149	0 - 1
Malcolm A Roberts	137	½ - ½
Hambel M Willow	133	1 - 0
Stephen J Emmerton	131	1 - 0
Paul G Clifford	120	½ - ½
Sandra G Blackburn	120	½ - ½

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

134 = (935 + 400 * (2 - 2)) / 7)