Individual Calculations May 2010
 Papadatos, Ioannis  Total change: -3.15  Rating chartPersonal card
 2010 Attica Preliminary Team A' Division Attica GRE 2010-01-10
RcRownchangeKK*chgGame
 2037 2170 2.50 4 -0.21 15 -3.15 
  Korlotsidis, Spyridon 1967 GRE0.501-0.2615-3.90 
  Lemos, Nikolaos 2037 GRE1.0010.32154.80 
  Kagas, Konstantinos 2082 GRE0.501-0.1215-1.80 
  Koerant, Fillipos 2061 GRE0.501-0.1515-2.25 

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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