Event: Walker Shield

PDF Excel

Opponent	Rating	Result
Ray Rennells	1285	1 - 0
Michael Doyle	1383	0 - 1
Zeno Burns	1165	1 - 0
William Horsford	903	1 - 0
Don Richards	1402	1 - 0
Roy F Dawson	1180	0 - 1
Daniel Allen	1188	½ - ½

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

1329 = (8506 + 400 * (4 - 2)) / 7)