Individual Calculations June 2013
 Tzavaras, Spyridon  Total change: -2.70  Rating chartPersonal card
 March Chess League 2013 - Senior Division ASOP DIAS Athens - Petroupoli GRE 2013-03-30
RcRownchangeKK*chgGame
 1417 1238 1.00 4 -0.09 30 -2.70 
  Mourtzouni, Maria 1447 GRE0.001-0.2330-6.90 
  Kouta, Vasiliki 1313 GRE1.0010.603018.00 
  Vlassopoulos, Nikos 1395 GRE0.001-0.2930-8.70 
  Hondrovasilopoulos, Ioannis 1512 GRE0.001-0.1730-5.10 

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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