Event: Internal Long Play 2021-22

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Opponent	Rating	Result
Rob Harrison	1653	0 - 1
Keith Davies	1408	1 - 0
William H Partridge	1582	1 - 0
Jaimie Wilson	2196	0 - 1
Jamie J Wood	1634	1 - 0
Rob Harrison	1675	1 - 0
Alan Matthews	1401	1 - 0

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

1821 = (11549 + 400 * (5 - 2)) / 7)