Rapid: Individual Calculations May 2023
 Zanella, Catia Pia  Total change: -15.80  Rating chartPersonal card
 CISF 2023 - CR TOSCANA PRATO ITA 2023-04-02
RcRownchangeKK*chgGame
 1227 1582 1.00 2 -0.79 20 -15.80 
  Francesconi, Maria Iolanda 1222 ITA0.001-0.9020-18.00 
  Perfilyeva, Svetlana 1232 RUS1.0010.11202.20 

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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