Event: Summer Rapidplay

PDF Excel

Opponent	Rating	Result
Ollie Walton	1290	1 - 0
Michael J Creaney	1652	0 - 1
Sachin Saggar	0	0 - 1

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

847 = (2942 + 400 * (1 - 2)) / 3)