Event: Friendly Development League

PDF Excel

Opponent	Rating	Result
Natalie Haydock	1337	0 - 1
Graeme Vickers	1449	½ - ½
Matthew Finnigan	1104	0 - 1

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

1030 = (3890 + 400 * (0 - 2)) / 3)