Event: Walker Shield

PDF Excel

Opponent	Rating	Result
James Cole	1479	½ - ½
Clive J Le Baigue	1490	0 - 1
Zeno Burns	1196	½ - ½
Zeno Burns	1196	0 - 1
Ray Rennells	1272	½ - ½
William Horsford	1075	½ - ½
Graeme Boxall	1422	½ - ½

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

1190 = (9130 + 400 * (0 - 2)) / 7)