Event: Division 3

PDF Excel

Opponent	Rating	Result
Tim Twentyman	115	0 - 1
Alberto Gissi	119	1 - 0
Colin Abell	115	1 - 0
Peter Shaw	108	1 - 0
Harry Gardiner	131	0 - 1
MW Copeland	115	0 - 1
Alberto Gissi	119	½ - ½
Ellen Scattergood	91	1 - 0

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

164 = (913 + 400 * (4 - 3)) / 8)