Event: Individual Challenge 2022-3

Opponent Rating Result
Charlie G Swinson 1160 0 - 1
Harvey Murray-Smith 1458 0 - 1
Peter Hiscock 1198 ½ - ½
Harry James 1311 ½ - ½
Ewan F Corden 1124 ½ - ½
David A Hallen 1490 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1090 = (7741 + 400 * (0 - 3)) / 6)

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