Event: Division 5

PDF Excel

Opponent	Rating	Result
David Pritchard	1549	½ - ½
David Pritchard	1513	0 - 1
John Thomas	1342	1 - 0
Daniel Atcheson	1531	1 - 0
Andrew Hardy	1475	1 - 0
Andrew Hardy	1534	1 - 0
Albert Griffiths	1364	1 - 0

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

1701 = (10308 + 400 * (5 - 1)) / 7)