Event: Div1

PDF Excel

Opponent	Rating	Result
Daniel JS Sullivan	167	½ - ½
Ray J Forey	170	1 - 0
Simon N Gilmore	188	½ - ½
Steven J Burke	175	½ - ½
David Latham	190	½ - ½
Anthony L Natt	169	½ - ½
John E Shannon	182	½ - ½
Richard D Westwood	190	½ - ½
Simon R Edwards	178	½ - ½
Sohrab Panday	165	½ - ½
John Molyneux	196	½ - ½

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

215 = (1970 + 400 * (1 - 0)) / 11)