Event: Rapid Play

PDF Excel

Opponent	Rating	Result
Martin Newton	1401	1 - 0
Martin Newton	1401	1 - 0
Paul A Chaplin	1355	0 - 1
Paul A Chaplin	1355	0 - 1

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

1378 = (5512 + 400 * (2 - 2)) / 4)