Event: Division 2

PDF Excel

Opponent	Rating	Result
Grenville Wollerton	135	½ - ½
Graham I Ladds	150	½ - ½
Graham I Ladds	150	½ - ½
Graham Johnson	121	½ - ½
Chris Budd	121	0 - 1
Graham Neil	122	0 - 1
Ben Mason	143	1 - 0
Mike Herbert	130	½ - ½
Norman J Davies	122	½ - ½
Graham Neil	122	½ - ½

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

92 = (1316 + 400 * (1 - 2)) / 10)