Event: Silver Rook

PDF Excel

Opponent	Rating	Result
Neil Griffiths	1564	1 - 0
Bryn Cocking	1463	1 - 0
Diane Dickson	1177	1 - 0

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

1801 = (4204 + 400 * (3 - 0)) / 3)