Event: 6-Board Division 2

PDF Excel

Opponent	Rating	Result
John Thompson	101	0 - 1
David P Thrun	79	½ - ½
Steve J Thrower	101	0 - 1

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

-173 = (281 + 400 * (0 - 2)) / 3)