Event: 4th Cornwall Online League

PDF Excel

Opponent	Rating	Result
Gary Trudeau	0	1 - 0
Lloyd Retallick	0	1 - 0
Robin FG Kneebone	0	1 - 0
Simon Jenkins	0	1 - 0

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

400 = (0 + 400 * (4 - 0)) / 4)