Event: Division 3

PDF Excel

Opponent	Rating	Result
David Britton	127	½ - ½
Stuart Wallace	121	½ - ½
Martin G Fletcher	92	½ - ½
Robert Smart	85	1 - 0
Benedict Weis	104	1 - 0
David Bradley	96	1 - 0
unknown unknown	115	½ - ½
Alan Smith	131	0 - 1

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

209 = (871 + 400 * (3 - 1)) / 8)