Event: IM Brown

PDF Excel

Opponent	Rating	Result
Toby Conyers-Kelly	74	1 - 0
Bien Cuaresma	139	1 - 0
Stuart M Johnson	117	1 - 0
Stephen Forbes	115	½ - ½
Chris Roche	119	1 - 0
Vivien Webster	128	1 - 0
Ian M Thackray	114	½ - ½

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

401 = (806 + 400 * (5 - 0)) / 7)