Individual Calculations February 2018
 Petraki, Argiro  Total change: 55.60  Rating chartPersonal card
 20th National Youth under 18 Championsip 2018 - girls Chania GRE 2018-01-02
RcRownchangeKK*chgGame
 1631 1608 5.50 9 1.39 40 55.60 
  Skaraki, Georgia 1208  * GRE1.0010.08403.20 
  Tsivelekidou, Evgenia 1974 GRE0.001-0.1040-4.00 
  Orfanaki, Kalliopi 1229 GRE1.0010.09403.60 
  Hrysogelou, Athanasia-Panagiota 1795 GRE1.0010.744029.60 
  Galani, Dimitra 1533 GRE1.0010.404016.00 
  Pramateftaki, Loukia 1732 GRE0.001-0.3340-13.20 
  Karavitaki, Evaggelia 1733 GRE0.5010.17406.80 
  Kalyva, Kyriaki 1799 GRE1.0010.754030.00 
  Stratigi, Evangelia 1673 GRE0.001-0.4140-16.40 
 * 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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