Individual Calculations January 2009
 Levicki, Jeffrey P  Total change: -16.25  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 1904 1940 1.00 3 -0.65 25 -16.25 
  Botham, C Paul 2036 ENG0.001-0.3725-9.25 
  Van Der Westhuizen, Charles 1798 RSA0.001-0.6925-17.25 
  Gibbs, Daniel C 1877 ENG1.0010.412510.25 

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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