Individual Calculations February 2018
 Kokkalis, Grigorios  Total change: 6.80  Rating chartPersonal card
 2018 International Chess Tournament White Tower 40 years - A group Thessaloniki GRE 2018-01-02
RcRownchangeKK*chgGame
 1685 1475 2.00 9 -0.43 40 -17.20 
  Stefan, Victor 1875  * GRE0.001-0.0840-3.20 
  Lagaras, Stylianos 1815 GRE0.001-0.1240-4.80 
  Tsolakos, Panagiotis 1814 GRE0.5010.384015.20 
  Leftheriotis, Alexandros 1875  * GRE0.001-0.0840-3.20 
  Dritsas, Stavros Nikolaos 1459 GRE0.001-0.5240-20.80 
  Tsirli, Evaggelia 1438 GRE1.0010.454018.00 
  Giakoustidis, Spiros-Avgerinos 1786 GRE0.001-0.1440-5.60 
  Mihailidou, Magdalini 1708 GRE0.001-0.2140-8.40 
  Giannopoulou, Anastasia 1395 GRE0.501-0.1140-4.40 
 * 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)
 
 2018 Team Championship ESSTH-CHALK - POA rounds 1-3 ESSTH-CHALK GRE 2018-01-14
RcRownchangeKK*chgGame
 1548 1475 1.00 1 0.60 40 24.00 
  Karamanis, Ioannis-Marios 1548 GRE1.0010.604024.00 

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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