Individual Calculations February 2018
 Porfiriadis, Sotirios  Total change: -13.60  Rating chartPersonal card
 2018 Team Championship ESSTH-CHALK - POA rounds 1-3 ESSTH-CHALK GRE 2018-01-14
RcRownchangeKK*chgGame
 2196 2262 0.50 2 -0.68 20 -13.60 
  Argiroudis, Stamatis 2255 GRE0.001-0.5120-10.20 
  Milovanovic, Ninoslav 2136 SRB0.501-0.1720-3.40 

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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