Event: Division 4

PDF Excel

Opponent	Rating	Result
Roland Robson	1504	0 - 1
David Collinson	1306	0 - 1
Penny A Wood	1453	½ - ½
Charlie Corden	1317	1 - 0
Matthew Allen	1627	1 - 0
Trevor Reece	1304	1 - 0
Chris Willett	1368	1 - 0
Stephen Gill	1208	1 - 0
Nigel Morris	1583	1 - 0

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

1586 = (12670 + 400 * (6 - 2)) / 9)