Event: Division 3 East

PDF Excel

Opponent	Rating	Result
Matthew Timbrell	119	½ - ½
Paul Humphreys	126	0 - 1
Matthew Timbrell	119	0 - 1
Adrian Bond	84	1 - 0
Nigel Crucefix	85	½ - ½

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

27 = (533 + 400 * (1 - 2)) / 5)