Event: Hargreaves Shield

PDF Excel

Opponent	Rating	Result
Paul Carfrae	1747	½ - ½
Samuel Marsden	1742	0 - 1
Mats Nordgren	1670	0 - 1

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

1453 = (5159 + 400 * (0 - 2)) / 3)