Event: IM Brown Shield

PDF Excel

Opponent	Rating	Result
John Hipshon	1732	½ - ½
Tom Key	1604	½ - ½
Dominic Gallagher	1722	½ - ½
Norman G Andrews	1556	½ - ½
Steve Collins	1371	1 - 0
Steve A Spencer	1593	1 - 0
Simon Skinner	1612	½ - ½

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

1713 = (11190 + 400 * (2 - 0)) / 7)