Individual Calculations April 2008
 Ozeren, Kemal J  Total change: 5.25  Rating chartPersonal card
 4NCL 2007/8 part 2 Various ENG 2007-09-15
RcRownchangeKK*chgGame
 2259 2312 1.50 2 0.35 15 5.25 
  Walker, Martin G f2262 ENG0.501-0.0715-1.05 
  Kwiatkowski, Feliks J c2255 ENG1.0010.42156.30 

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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