Event: Division 3

PDF Excel

Opponent	Rating	Result
Graham Strickland	1463	1 - 0
Jim Rowlands	1387	0 - 1
Barry Raynes	1604	0 - 1
Luke Coles	1203	1 - 0
Greig A Sweetland	1809	0 - 1
Michael Stinchcombe	1391	0 - 1
Ben Searle	1465	1 - 0
Andrew Hewitt	1679	½ - ½

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

1450 = (12001 + 400 * (3 - 4)) / 8)