Event: September 2024 Rapid Billingham Synthonia

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Opponent	Rating	Result
Brian Whitaker	1639	½ - ½
Alex Costello	1502	0 - 1
Bernie Callaghan	1456	0 - 1

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

1266 = (4597 + 400 * (0 - 2)) / 3)