Event: South Cheshire Shield

PDF Excel

Opponent	Rating	Result
Peter Shaw	111	0 - 1
David J Barker	110	½ - ½
Les Hall	90	0 - 1
Peter FK Evans	90	0 - 1
Harry Gardiner	105	0 - 1

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

-219 = (506 + 400 * (0 - 4)) / 5)