Event: Burton one-hour tournament

PDF Excel

Opponent	Rating	Result
Vinod M Fernando	2038
Roger Bird	0
Edmund M. Jones	1756
Anushka M. Ramawickrama	1679	0 - 1
Joe Parker	1475
Trevor C Bould	1998
Graeme Drayton	1323	1 - 0
Piotr Natoniewski	1438
Ryan L. Smith	1868

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

1501 = (3002 + 400 * (1 - 1)) / 2)