Event: Division 3

PDF Excel

Opponent	Rating	Result
Matthew Hammond	1786	0 - 1
Tony C Norris	1599	0 - 1
Ainsley Killey	1598	0 - 1
Matthew Hammond	1784	0 - 1
Simon Gathern	1565	0 - 1
John H Sleggs	1521	½ - ½
David Horton	1227	1 - 0
John H Sleggs	1511	1 - 0

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

1424 = (12591 + 400 * (2 - 5)) / 8)