Individual Calculations April 2009
 Sgouros, Apostolos  Total change: 3.90  Rating chartPersonal card
 Bikou Cup 1st Division Attica - Local Clubs GRE 2008-11-16
RcRownchangeKK*chgGame
 1942 2003 2.00 3 0.26 15 3.90 
  Korres, Evangelos 2066 GRE0.5010.09151.35 
  Tourkolias, Dimitrios 1851 GRE0.501-0.2015-3.00 
  Athanasiou, Georgios 1910 GRE1.0010.37155.55 

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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