Event: Silver Rook

PDF Excel

Opponent	Rating	Result
John G Taylor	1487	½ - ½
Suhrith Yerabati	1306	0 - 1
Andrii Huk	1830	0 - 1
Koby Dickson	1431	0 - 1

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

1214 = (6054 + 400 * (0 - 3)) / 4)