Individual Calculations January 2009
 Quist, Sven Roy  Total change: -0.60  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2325 2137 0.50 2 -0.04 15 -0.60 
  Martin, Andrew D m2425 ENG0.5010.34155.10 
  Zeidler, Sven P 2224 WLS0.001-0.3815-5.70 

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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