Individual Calculations January 2016
 Apergis, Iosif  Total change: -18.80  Rating chartPersonal card
 PS Peristeriou open Oct 2015 Peristeri GRE 2015-10-31
RcRownchangeKK*chgGame
 1163 1233 2.50 5 -0.47 40 -18.80 
  Tzavara, Eleni 1141 GRE1.0010.374014.80 
  Lola, Dafni 1066 GRE0.501-0.2240-8.80 
  Tzavaras, Spyridon 1247 GRE0.001-0.4840-19.20 
  Ilia, Anastasia 1180 GRE0.001-0.5740-22.80 
  Tzavaras, Konstantinos 1181 GRE1.0010.434017.20 

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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