Event: Division 2

PDF Excel

Opponent	Rating	Result
Mike Peers	1429	0 - 1
Ian Boddington	1331	1 - 0
Peter Rose	1512	0 - 1

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

1291 = (4272 + 400 * (1 - 2)) / 3)