Individual Calculations August 2012
 Prevenios, Mihail  Total change: -15.15  Rating chartPersonal card
 16th open SOP - SMAOK over 1900 rating Pagkrati Athens GRE 2012-05-08
RcRownchangeKK*chgGame
 2003 1906 0.50 4 -1.01 15 -15.15 
  Georgilakis, K 2065 GRE0.001-0.2915-4.35 
  Kourkoulos-Arditis, Stamatis 2174 GRE0.001-0.1715-2.55 
  Malliaros, Stavros 1918 GRE0.5010.02150.30 
  Efthimiou, Georgios 1856 GRE0.001-0.5715-8.55 

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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