Event: Hepolite (Rapidplay)

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Opponent	Rating	Result
Kieran L Link	1504	½ - ½
Kieran L Link	1504	1 - 0
Amandeep Singh	1229	0 - 1
Amandeep Singh	1229	0 - 1
Rik Panesar	1664	1 - 0
Rik Panesar	1664	1 - 0
Patrick Jagger	1619	0 - 1
Patrick Jagger	1619	½ - ½
Dennis Palframan	1429	0 - 1
Dennis Palframan	1429	1 - 0

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

1489 = (14890 + 400 * (4 - 4)) / 10)