Event: Division Two

PDF Excel

Opponent	Rating	Result
Geoffrey Marchant	178	0 - 1
Roy A Lawrence	155	½ - ½
Shahab U Quraishi	173	0 - 1
Robert J Wallman	149	0 - 1
Paul B Sharratt	140	1 - 0
Mike Hadley	150	1 - 0
Chris Chadwick	181	0 - 1
Raymond Carpenter	157	0 - 1

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

10 = (1283 + 400 * (2 - 5)) / 8)