Individual Calculations September 2021
 De Freitas, Fabio Ruiz  Total change: 12.60  Rating chartPersonal card
 III IRT Imperio do Xadrez de Jacarei U2200 STD Sao Jose dos Campos SP BRA 2021-08-21
RcRownchangeKK*chgGame
 1763 1618 2.00 4 0.63 20 12.60 
  Dias, Anderson Tatsch 2018  * BRA0.001-0.0820-1.60 
  Katsuyama, Eric Shih 1253 BRA1.0010.10202.00 
  Ohara, Matheus Kendi 1762 BRA1.0010.692013.80 
  Silva, Kaua Marques f2018  * BRA0.001-0.0820-1.60 
 * 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)
 

 

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