Event: Division 1

PDF Excel

Opponent	Rating	Result
Chris M Strong	144	1 - 0
Andrew F Footner	181	0 - 1
Chris M Strong	144	0 - 1
Chris S Purry	147	0 - 1
Fernando Felicio	182	0 - 1
Oliver W Howell	161	0 - 1
Alibek Jaisinbayev	0	½ - ½

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

-92 = (959 + 400 * (1 - 5)) / 7)