Individual Calculations May 2023
 Chatziiordanis, Omiros  Total change: 0.00  Rating chartPersonal card
 2023 Youth Championship of ESSTH-CHALK U12 open Thessaloniki GRE 2023-04-07
RcRownchangeRpKK*chgGame
 1258 0 0.00 2 0.00 458   0.00 
  Marinidis, Stavros 1405 GRE0.0010.00 0.00 
  Karakotsios, Loukas Georgios 1110 GRE0.0010.00 0.00 

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)
 
 1st Spring tournament N Propontida A group N Kallikratia GRE 2023-04-20
RcRownchangeRpKK*chgGame
 1272 0 0.50 5 0.00 906   0.00 
  Tziotzios, Dimitrios 1505 GRE0.0010.00 0.00 
  Chalatziouka, Eleni 1328 GRE0.0010.00 0.00 
  Sonovidou, Ioanna 1190 GRE0.0010.00 0.00 
  Sioumis, Antonios 1204 GRE0.5010.00 0.00 
  Stefanou, Anastasios 1134 GRE0.0010.00 0.00 

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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