Individual Calculations May 2012
 Istok, Bela  Total change: -2.85  Rating chartPersonal card
 2nd league SVK gr.C Various SVK 2011-10-08
RcRownchangeKK*chgGame
 2149 1932 0.50 3 -0.19 15 -2.85 
  Frink, Ferenc f2250 HUN0.001-0.1315-1.95 
  Csolto, Tibor 2128 SVK0.001-0.2515-3.75 
  Sulko, Jan 2070 SVK0.5010.19152.85 

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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