Event: League Division 1

PDF Excel

Opponent	Rating	Result
Oliver Gill	2239	1 - 0
Mate Ther	2210	0 - 1
Patrick Joseph	1908	0 - 1
Jonathon Day	1756	1 - 0
Mark R Priest	0	0 - 1
Peter JE Ackley	2030	0 - 1
Mark W White	1996	1 - 0

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

1677 = (12139 + 400 * (3 - 4)) / 7)