Event: Silver Rook

PDF Excel

Opponent	Rating	Result
William Pinder	116	0 - 1
Sylvan Clarke	82	1 - 0
Steve Gombocz	93	0 - 1
Jonathan Moreton	112	0 - 1
Peter Gray	112	0 - 1
Ranyl W Hughes	89	½ - ½
Jael De Sousa Muachikape	127	0 - 1

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

-124 = (731 + 400 * (1 - 5)) / 7)