Event: HDCA Summer League Section 1

PDF Excel

Opponent	Rating	Result
Derek A Sheppard	135	½ - ½
Andrew D Bettley	148	½ - ½
John Thackray	166	½ - ½

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

150 = (449 + 400 * (0 - 0)) / 3)