Event: Division 3

PDF Excel

Opponent	Rating	Result
Alan R Griffiths	1837	0 - 1
Danny Graham	1604	0 - 1
Philip Erentz	0	1 - 0
Nigel D Marshall	1555	1 - 0
Eddie Jones	1300	½ - ½
Gavin Dow	1420	1 - 0
Tomasz D Adamski	1706	0 - 1

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

1346 = (9422 + 400 * (3 - 3)) / 7)