Individual Calculations February 2013
 Kouta, Antonia  Total change: -14.40  Rating chartPersonal card
 2012 ESSNA Team championship under 12 - "Dimitris Siametis" Attica GRE 2012-11-04
RcRownchangeKK*chgGame
 1334 1395 1.00 1 0.42 30 12.60 
  Kasioumis, Vasilios 1334 GRE1.0010.423012.60 

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 Christmas Open 2012 - Skakistiki Epikoinonia - A' Group Athens GRE 2012-12-23
RcRownchangeKK*chgGame
 1741 1379 0.00 3 -0.32 30 -9.60 
  Hrisanthopoulos, Dimitrios 1779  * GRE0.001-0.0830-2.40 
  Karousos-Theodorakis, Nikolaos 1666 GRE0.001-0.1630-4.80 
  Sideris, Theodoros 1779  * GRE0.001-0.0830-2.40 
 * 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)
 
 2nd Christmas tournament of Nikaia - B' Group Athens - Nikaia GRE 2013-01-02
RcRownchangeKK*chgGame
 1375 1395 1.00 3 -0.58 30 -17.40 
  Ioannidis, Georgios Alexandros 1548 GRE0.001-0.3030-9.00 
  Kouta, Vasiliki 1289 GRE0.501-0.1430-4.20 
  Papakonstantinou, Georgios 1289 GRE0.501-0.1430-4.20 

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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