Event: Division 5

PDF Excel

Opponent	Rating	Result
Simon Parham	1238	0 - 1
Kenneth B Heath	1169	1 - 0
Alan Johnson	892	1 - 0
Vincent Barker	1161	0 - 1
Alan Shaw	1200	0 - 1

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

1052 = (5660 + 400 * (2 - 3)) / 5)