Individual Calculations October 2021
 Zervos, Lazaros  Total change: 3.60  Rating chartPersonal card
 48th Team Championship A Category - South Athens GRE 2021-09-07
RcRownchangeKK*chgGame
 2055 2036 3.50 7 0.18 20 3.60 
  Patriarheas, Georgios 1964 GRE1.0010.40208.00 
  Bardis, Harilaos-Panagiotis 1849 GRE1.0010.26205.20 
  Kouvidis, Ioannis 2040 GRE0.001-0.4920-9.80 
  Karousos-Theodorakis, Nikolaos f2259 GRE0.5010.28205.60 
  Nikolaidis, Konstantinos f2199 GRE0.5010.22204.40 
  Nikolaou, Spiridon 2184 GRE0.001-0.3020-6.00 
  Ornithopoulos, Nikolaos 1893 GRE0.501-0.1920-3.80 

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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