Event: Walker Shield

PDF Excel

Opponent	Rating	Result
Graeme Boxall	1422	0 - 1
Jack Evans	1400	0 - 1
John Dickie	1375	1 - 0
Kenneth Keeler	1419	1 - 0
Lawrence Nash	1250	0 - 1
Joshua Hayhoe	1072	0 - 1
Joshua Hayhoe	1072	0 - 1
Brian W Williamson	1318	1 - 0

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

1191 = (10328 + 400 * (3 - 5)) / 8)