Rapid: Individual Calculations August 2013
 Bletsios, Dionisios  Total change: -3.40  Rating chartPersonal card
 2nd Rapid Tournament Karditsa 2012 Karditsa GRE 2013-06-29
RcRownchangeKK*chgGame
 1906 1784 0.50 2 -0.17 20 -3.40 
  Pappas, Mihail 1930 GRE0.001-0.3020-6.00 
  Mellios, Athanasios 1882 GRE0.5010.13202.60 

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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