Event: Easter Rapidplay

PDF Excel

Opponent	Rating	Result
Adam Edwards	0	1 - 0
Toefl Lankapura	1555	0 - 1
Michael J Creaney	1661	0 - 1
Zhuoyi Lin	991	0 - 1
Neil Sotheby	1152	0 - 1

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

832 = (5359 + 400 * (1 - 4)) / 5)