Individual Calculations October 2021
 Kazakos, Fotis  Total change: -6.00  Rating chartPersonal card
 2021 National youth open U8 finals Patra GRE 2021-08-30
RcRownchangeKK*chgGame
 1158 1028 0.50 2 -0.15 40 -6.00 
  Lampos, Charalampos 1185 GRE0.5010.21408.40 
  Nteneketzis, Paraskevas 1130 GRE0.001-0.3640-14.40 

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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