Event: Derbyshire Individual

PDF Excel

Opponent	Rating	Result
Justin Smith	0	1 - 0
Edward T Bromilow	0	½ - ½
Maurice J Hill	0	1 - 0
David Williams	0	1 - 0
Andrew Toothill	0	1 - 0
John C Tompson	0	½ - ½
Martin Pettinger	0	1 - 0
John C Tompson	0	1 - 0

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

300 = (0 + 400 * (6 - 0)) / 8)