Event: Division 1

PDF Excel

Opponent	Rating	Result
Calum Salmons	181	0 - 1
Duncan R Badham	152	1 - 0
Bernard Cafferty	176	0 - 1
R Alan Barton	178	0 - 1
Rakesh Nair	161	½ - ½
Alec Hedger	158	½ - ½
Chris Jones	186	0 - 1
Graham Ewens	148	1 - 0

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

68 = (1340 + 400 * (2 - 4)) / 8)