Individual Calculations May 2023
 Ryabukhin, Roman  Total change: 77.60  Rating chartPersonal card
 CN Jovens 2022-23 - U16 Elvas POR 2023-04-02
RcRownchangeKK*chgGame
 1685 1835 6.50 7 1.94 40 77.60 
  Reis, Joao Afonso 1435  * POR1.0010.08403.20 
  Nalivaiko, Maksim 1581 FID1.0010.19407.60 
  Almeida, Pedro Bastos 1624 POR1.0010.23409.20 
  Goncalves, Lucas Jordao 1950 POR1.0010.664026.40 
  Reis, Pedro Rafael Melo 1352 POR1.0010.05402.00 
  Guia, Artur Solovyov Eloy 2022 POR1.0010.744029.60 
  Afonso, Joao Pedro 1828 POR0.501-0.0140-0.40 
 * 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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