Event: Martin Cath Trophy

PDF Excel

Opponent	Rating	Result
Ian L Snape	2161	½ - ½
Roy Batchelor	1844	½ - ½
Peter R Wood	1941	½ - ½

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

1982 = (5946 + 400 * (0 - 0)) / 3)