Event: HDCA Online Team Competition

PDF Excel

Opponent	Rating	Result
John Thackray	0	½ - ½
J Gerry Johnstone	1619	0 - 1
John Thackray	1946	1 - 0
Graham Lee	1609	1 - 0
Joseph Catto	0	1 - 0

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

1195 = (5174 + 400 * (3 - 1)) / 5)