Individual Calculations July 2010
 Corcoran, Gary  Total change: -41.25  Rating chartPersonal card
 Four Nations Chess League (4NCL) Various ENG 2009-10-24
RcRownchangeKK*chgGame
 1907 1942 0.00 3 -1.65 25 -41.25 
  Wagner, Guy 1904 WLS0.001-0.5525-13.75 
  Andreev, Peter 1895 ENG0.001-0.5725-14.25 
  Livesey, R Nigel 1921 ENG0.001-0.5325-13.25 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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