Event: Bedfordshire Individual Championship

PDF Excel

Opponent	Rating	Result
Alexander Potts	1698	1 - 0
Robert Whiteside	1932	1 - 0
Brian J Valentine	1922	½ - ½
Peter Hunt	1981	1 - 0
Michael T Botteley	1928	0 - 1
Graham E Borrowdale	2006	0 - 1

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

1978 = (11467 + 400 * (3 - 2)) / 6)