Individual Calculations April 2009
 Apostolou, Athanasios  Total change: 0.00  Rating chartPersonal card
 2009 Indiv. Youth Champ. of Attica - Boys U 16 Nikea - Athens GRE 2008-12-23
RcRownchangeRpKK*chgGame
 1683 0 0.50 4 0.00 1361   0.00 
  Kountardas, Panagiotis 1772 GRE0.0010.00 0.00 
  Sourlantzis, Dimitrios 1566 GRE0.5010.00 0.00 
  Terzakis, Athanasios 1629 GRE0.0010.00 0.00 
  Stefanis, Alexandros 1765 GRE0.0010.00 0.00 

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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