Rapid: Individual Calculations January 2013
 Perifanis, Georgios  Total change: -10.00  Rating chartPersonal card
 Individual Rapid of Attica 2012 - ESSNA Athens GRE 2012-12-02
RcRownchangeKK*chgGame
 1852 2145 4.50 6 -0.50 20 -10.00 
  Giannoulis, Dionisios 1745  * GRE1.0010.08201.60 
  Dimopoulos, Nikolaos 1931 GRE0.001-0.7720-15.40 
  Lentzos, Ioanis 1745  * GRE1.0010.08201.60 
  Lazaridis-Elmaloglou, Lazaros 1860 GRE0.501-0.3420-6.80 
  Alexiadis, Hristos 1810 GRE1.0010.12202.40 
  Lappas, Konstantinos 2019 GRE1.0010.33206.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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