Individual Calculations May 2012
 Billett, Stephen J  Total change: 20.10  Rating chartPersonal card
 e2e4 High Wycombe Intermediate March 2012 High Wycombe ENG 2012-03-16
RcRownchangeKK*chgGame
 1712 1671 2.00 3 0.67 30 20.10 
  Wright, Jonathan 1829 ENG1.0010.713021.30 
  Gibbs, Daniel C 1788 ENG0.001-0.3430-10.20 
  Winter, Malcolm J 1520 ENG1.0010.30309.00 

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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