Event: Library Rapidplay January

PDF Excel

Opponent	Rating	Result
Freya Hind	704	0 - 1
Charles Hind	1073	1 - 0
Tarryn Tinkler	0	1 - 0
Rhys Orton	1232	½ - ½

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

852 = (3009 + 400 * (2 - 1)) / 4)