Event: Open

PDF Excel

Opponent	Rating	Result
Henrik Stepanyan	2374	0 - 1
Bruce L Baer	2127	0 - 1
Andrew C Southall	1914	½ - ½
Donald J Mason	2181	0 - 1
Athar Ansari	2091	0 - 1
Henrik Stepanyan	2374	1 - 0
Bruce L Baer	2127	½ - ½
Andrew C Southall	1914	½ - ½
Donald J Mason	2181	0 - 1
Athar Ansari	2091	½ - ½

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

1977 = (21374 + 400 * (1 - 5)) / 10)