Event: Internal Rapidplay Jan2

PDF Excel

Opponent	Rating	Result
Tashil Lankapura	1162	0 - 1
Laura Holdforth	1237	1 - 0
Matthew Rowett	1585	1 - 0

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

1461 = (3984 + 400 * (2 - 1)) / 3)