Event: WMA Spring League Division 1

PDF Excel

Opponent	Rating	Result
Julian H Summerfield	1820	1 - 0
Ray A Collett	0	1 - 0
Neil J Owen	0	0 - 1
Joseph Dance	0	1 - 0
Julian H Summerfield	1820	0 - 1
Ray A Collett	0	½ - ½
Neil J Owen	0	1 - 0
Joseph Dance	0	0 - 1

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

505 = (3640 + 400 * (4 - 3)) / 8)