Individual Calculations August 2021
 Alexandri, Vasiliki  Total change: 30.40  Rating chartPersonal card
 23rd open Heraklion Attikis - Athens Challenge 2021 Athens GRE 2021-06-26
RcRownchangeKK*chgGame
 1461 1339 4.00 8 0.96 40 38.40 
  Synetos, Dionysios 1739  * GRE0.001-0.0840-3.20 
  Mavrogeorgos, Ilias 1051 GRE1.0010.16406.40 
  Dimanoudis, Petros 1690 GRE0.5010.394015.60 
  Merkos, Thomas 1739  * GRE0.5010.424016.80 
  Sideris, Theodoros 1739  * GRE0.001-0.0840-3.20 
  Samouridis, Vasileios 1068 GRE1.0010.17406.80 
  Mertoglou, Konstantinos 1477 GRE0.001-0.3140-12.40 
  Giannopoulos, Vasileios 1183 GRE1.0010.294011.60 
 * 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)
 
 National youth u18 girls Chania GRE 2021-07-15
RcRownchangeKK*chgGame
 1317 1339 4.00 8 -0.20 40 -8.00 
  Daniilidi, Dimitra Lydia 1423 GRE0.001-0.3840-15.20 
  Giannoulaki, Ermofili 1194 GRE0.001-0.6940-27.60 
  Chasouraki, Chrysi 1336 GRE0.5010.00400.00 
  Aggeletou, Fereniki 1145 GRE1.0010.254010.00 
  Kontogianni, Vasiliki (vivian) 1138 GRE0.501-0.2640-10.40 
  Apostolidou, Eleni 1478 GRE0.5010.19407.60 
  Vakali, Athina 1385 GRE1.0010.564022.40 
  Karavitaki, Antonia 1436 GRE0.5010.13405.20 

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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