Event: Division 3

PDF Excel

Opponent	Rating	Result
Anthony Giles	1764	0 - 1
Edward Upsdell	1619	1 - 0
Graham Robertson	1624	1 - 0
Paul Edwards	1798	1 - 0
Robert Hopkins	1324	0 - 1
Jonathan Bedingham	1372	1 - 0
Jonathan Taylor	1547	½ - ½

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

1693 = (11048 + 400 * (4 - 2)) / 7)