Event: Division 2

PDF Excel

Opponent	Rating	Result
Chris Budd	121	0 - 1
Maurice J Hill	150	½ - ½
Chris Hill	147	½ - ½
Robert H Willoughby	125	0 - 1
Simon Scott	135	½ - ½

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

-24 = (678 + 400 * (0 - 2)) / 5)