Individual Calculations May 2012
 Kristjansson, Olafur  Total change: -4.80  Rating chartPersonal card
 Icelandic Team Championship 2011-2012 1 div Round 5-7 Selfoss ISL 2012-03-02
RcRownchangeKK*chgGame
 2247 2194 1.00 3 -0.32 15 -4.80 
  Thorsteinsson, Thorsteinn f2245 ISL0.5010.07151.05 
  Asbjornsson, Ingvar 2035 ISL0.501-0.2115-3.15 
  Gretarsson, Hjorvar Steinn m2460 ISL0.001-0.1815-2.70 

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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