Individual Calculations February 2019
 Girvalakis, Spyridon  Total change: -5.60  Rating chartPersonal card
 2nd Christmas open S Bikos - D Maragkoudakis Memorial 2018 Athens GRE 2018-12-22
RcRownchangeKK*chgGame
 1732 1925 4.00 6 -0.14 20 -2.80 
  Vrailas, Marios 1525  * GRE1.0010.08201.60 
  Kouinelis, Thomas 1525  * GRE1.0010.08201.60 
  Eftimakis, Dimitros 2066 GRE0.001-0.3120-6.20 
  Vassis, Anastasios 1525  * GRE1.0010.08201.60 
  Grigoriadis, Mihail 2227 GRE0.001-0.1520-3.00 
  Soukarie, Zorz 1525  * GRE1.0010.08201.60 
 * 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)
 
 New Year's 2019 open Chess Square A Mitsakos Memorial Athens GRE 2019-01-01
RcRownchangeKK*chgGame
 1856 1925 5.00 9 -0.14 20 -2.80 
  Georgitsi, Sofia 1525  * GRE1.0010.08201.60 
  Konstantinidis, Dimitrios Gk 1588 GRE1.0010.12202.40 
  Kotronias, Vasilios g2325  * GRE0.001-0.0820-1.60 
  Megaloudis, Petros 1525  * GRE1.0010.08201.60 
  Fanourgakis, Konstantinos 1679 GRE1.0010.19203.80 
  Nemtsas, Hristoforos 1913 GRE1.0010.48209.60 
  Markantonaki, Haritomeni wf2122 GRE0.001-0.2520-5.00 
  Papadimitriou, Loukas 1970 GRE0.001-0.4420-8.80 
  Finokaliotis, Georgios 2057 GRE0.001-0.3220-6.40 
 * 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)
 

 

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