Event: Div2

PDF Excel

Opponent	Rating	Result
Ranjit Nath	150	0 - 1
Antony A Clare	166	1 - 0
Aditya Munshi	177	0 - 1
Peter Brace	133	1 - 0
Andre Cockburn	111	1 - 0

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

227 = (737 + 400 * (3 - 2)) / 5)