Events

No active events.

Add an event.

Event: Withnall Trophy

PDF   Excel   
Opponent Rating Result
Robert L West 93 ½ - ½
David J Barker 102 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

298 = (195 + 400 * (1 - 0)) / 2)

   Back