Individual Calculations March 2015
 Athanasiadis, Andr  Total change: 8.20  Rating chartPersonal card
 2015 Team Championship TESSDE POA Preveza GRE 2015-01-31
RcRownchangeKK*chgGame
 2021 2053 1.50 2 0.41 20 8.20 
  Papageorgiou, Ioannis 1960 GRE1.0010.37207.40 
  Spirliadis, Achileas 2081 GRE0.5010.04200.80 

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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