Event: North Norfolk Rapidplay (25|10)

PDF Excel

Opponent	Rating	Result
Alan F Page	1759	½ - ½
David P Jones	1346	1 - 0
Adam Blackbourn	1517	0 - 1

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

1541 = (4622 + 400 * (1 - 1)) / 3)