Event: Calderdale League 2024-25

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Opponent	Rating	Result
Leo A Keely	1924	0 - 1
Dave Colledge	1719	0 - 1
Mark Ormerod	1621	0 - 1
Adam Smith	1612	0 - 1
Bien Cuaresma	1714	0 - 1
Deborah Colbran Espada	1483	1 - 0
Christopher Marsden	1676	½ - ½
Mohammed Rohman	1581	½ - ½

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

1466 = (13330 + 400 * (1 - 5)) / 8)