Event: Division 3

PDF Excel

Opponent	Rating	Result
Stephen D Blewitt	156	0 - 1
Derek Cosens	133	0 - 1
Roland Rattray	128	1 - 0
John Wright	0	0 - 1
Alexander Miller	143	0 - 1
Richard Barrowclough	127	½ - ½
Asanka Amarasinghe	0	0 - 1

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

-130 = (687 + 400 * (1 - 5)) / 7)