Event: League Division 3

PDF Excel

Opponent	Rating	Result
S Neil Bolton	1391	0 - 1
Ian D Strickland	1613	0 - 1
Andy Baker	1321	1 - 0
David Halpin	1201	1 - 0
Philip May	1284	½ - ½

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

1362 = (6810 + 400 * (2 - 2)) / 5)