Event: LONGBRIDGE GREEN 45/30

PDF Excel

Opponent	Rating	Result
Stephen V Woodhouse	1888
Gavin Cartwright	1846
Robert Davies	1744
Ian M Truscott	1612	1 - 0
Stephen V Woodhouse	1888
Gavin Cartwright	1846
Robert Davies	1744
Ian M Truscott	1618

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

2012 = (1612 + 400 * (1 - 0)) / 1)