Event: Margate Rapid-Play

PDF Excel

Opponent	Rating	Result
Patrick Burns	174	0 - 1
Ian A Hames	151	0 - 1
Leon A Garfield	102	0 - 1
Zeno Burns	76	1 - 0
Clive J Le Baigue	111	0 - 1

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

-117 = (614 + 400 * (1 - 4)) / 5)