Event: James Essinger Trophy - Summer Swiss

PDF Excel

Opponent	Rating	Result
Kenneth Keeler	1419	0 - 1
John L Clarke	1394	1 - 0
Chris F Stampe	1800
Bob Wallace	1387	0 - 1

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

1267 = (4200 + 400 * (1 - 2)) / 3)