Event: Div1

PDF Excel

Opponent	Rating	Result
Maurice J Hill	147	½ - ½
Dragoljub Sudar	163	½ - ½
Geoffrey D Brown	146	1 - 0
Alex Webster	160	0 - 1
Maurice J Hill	147	½ - ½
Martin Cobham	149	½ - ½
Steven J Burke	172	½ - ½
Steve B Housley	151	½ - ½
John Crawley	93	1 - 0
David Williams	159	½ - ½
Derek A Jarvis	178	½ - ½
Hambel M Willow	133	½ - ½

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

183 = (1798 + 400 * (2 - 1)) / 12)