Event: NCCA League Division 4

PDF Excel

Opponent	Rating	Result
Diana Vallverdu	1300	0 - 1
Dennis G Driscoll	1339	1 - 0
Reggie Sexton	1400	0 - 1
Saroosh Irani	1092	1 - 0

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

1283 = (5131 + 400 * (2 - 2)) / 4)