Event: Division Three

PDF Excel

Opponent	Rating	Result
Ray Bettam	1551	1 - 0
Anthony P Mulrey	1000	1 - 0
Matthew Little	1634	0 - 1
Chris M Cox	1607	0 - 1
Richard Evans	1628	0 - 1
John H Loynes	1448	½ - ½
Jacob Barker	1581	½ - ½

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

1436 = (10449 + 400 * (2 - 3)) / 7)