Individual Calculations October 2021
 Kyriakopoulos, Charalampos  Total change: 6.40  Rating chartPersonal card
 15th team under 12 championship of ESSTH-CHALK 2021 Thessaloniki GRE 2021-09-16
RcRownchangeKK*chgGame
 1134 1093 1.50 3 0.16 40 6.40 
  Margaritis, Ioannis M 1227 GRE0.001-0.3240-12.80 
  Farmakis, Ioannis K 1115 GRE0.5010.03401.20 
  Tzontas, Konstantinos 1060 GRE1.0010.454018.00 

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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