Event: Baum Trophy

PDF Excel

Opponent	Rating	Result
Mark D McWilliams	1425	1 - 0
Mark R A Murrell	1885	0 - 1
Mark D McWilliams	1425	0 - 1
Mark R A Murrell	1885	0 - 1

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

1455 = (6620 + 400 * (1 - 3)) / 4)