Event: Division 4

PDF Excel

Opponent	Rating	Result
Kian Chan	90	0 - 1
Barry T Redburn	120	½ - ½
Michael J Harper	121	½ - ½
Clement Owusu	101	0 - 1
Chris A Fraser	121	0 - 1
Simon Parham	72	1 - 0
Robert H Willoughby	125	0 - 1
Andrew Watson	115	½ - ½

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

-42 = (865 + 400 * (1 - 4)) / 8)