Event: Summer Tournament 2019

PDF Excel

Opponent	Rating	Result
Laith Hayali	141	0 - 1
John T Harvey	112	1 - 0
Barry Scales	1154	1 - 0
Ashok Shah	50	0 - 1
Greg J Breed	146	0 - 1
Robert Parsons	133
Jim I Wrigglesworth	102	1 - 0
Brendan Barry	102	1 - 0

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

315 = (1807 + 400 * (4 - 3)) / 7)