Event: Division 3

PDF Excel

Opponent	Rating	Result
Glenn S Bourne	1458	0 - 1
Eamonn G Howard	1321	½ - ½
Jonathan Cartwright	1577	1 - 0
Simon Curtis	1371	1 - 0
Rhys Perry	1519	0 - 1
David Horton	1190	1 - 0
Petras Predko	1405	1 - 0

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

1520 = (9841 + 400 * (4 - 2)) / 7)