Event: DHCC New Year 2023 Online Rapidplay

PDF Excel

Opponent	Rating	Result
Geoffrey D Brown	0	0 - 1
Ethan Fenton	0	1 - 0
David Watson	0	0 - 1
John M Oughton	0	1 - 0
Chris N Ross	0	0 - 1

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

-80 = (0 + 400 * (2 - 3)) / 5)