Event: Division 1

PDF Excel

Opponent	Rating	Result
Anthony Sadler	1835	½ - ½
David R Thomas	1912	½ - ½
Joshua Pink	2040	0 - 1
Jon M Griffiths	1817	½ - ½
Julian H Summerfield	1808	0 - 1
Oliver Harrison	1677	1 - 0
Darren H Whitmore	1854	0 - 1

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

1735 = (12943 + 400 * (1 - 3)) / 7)