Event: 400 League

PDF Excel

Opponent	Rating	Result
Mike Hoyes	80	1 - 0
Andrew Nettleship	92	1 - 0
Colin Creighton	100	1 - 0
Patrick Guest	80	1 - 0
Ivan Basarab-Horwath	111	1 - 0
John HT Eddershaw	95	0 - 1
Philip Dexter	80	1 - 0
Philip Dexter	80	0 - 1

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

290 = (718 + 400 * (6 - 2)) / 8)