Event: SCCU Under 14 / U1700 league

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Opponent	Rating	Result
Yiwen Ding	1542	½ - ½
Luke Freeman	1530	½ - ½
Shlok Parakh	0	0 - 1
Sujan Nargund	1594	½ - ½
Igor Aleksandrov	1559	0 - 1
Riya Aude Barbier-Ramaiah	1506	0 - 1
Druha Chandrashekhar	1518	1 - 0
David J Varghese	1481	0 - 1

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

1191 = (10730 + 400 * (1 - 4)) / 8)