Event: Division Two

PDF Excel

Opponent	Rating	Result
Nick Burton	155	0 - 1
Chris S Edwards	130	0 - 1
Robert Broadbent	157	0 - 1
Robert Broadbent	157	0 - 1
Brian Yarker	132	1 - 0
Gary Corcoran	133	0 - 1
Stuart M Johnson	110	1 - 0
Ian Goater	0	1 - 0
Graham N Redmond	144	½ - ½

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

35 = (1118 + 400 * (3 - 5)) / 9)