Event: 2020/21 RAPIDPLAY no. 2 - Division 1

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Opponent	Rating	Result
Glenn Cross	1762	0 - 1
Keith Allen	1986	0 - 1
John Costello	1772	1 - 0
Zahed Miah	1786	1 - 0
Glenn Cross	1779	1 - 0
Keith Allen	2017	0 - 1
John Costello	1774	1 - 0
Zahed Miah	1786	1 - 0(def)

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

1897 = (12876 + 400 * (4 - 3)) / 7)