Blitz: Individual Calculations February 2023
 Correia, Rafael Da Silva  Total change: 15.60  Rating chartPersonal card
 Xadrez com Musica 2003 Guimaraes POR 2022-12-26
RcRownchangeKK*chgGame
 1727 1382 1.00 4 0.39 40 15.60 
  Tieres, Cristiano Rodrigues Da Si 1961 POR0.001-0.0240-0.80 
  Rocha, Miguel Feio Guimaraes 1709 POR0.001-0.1340-5.20 
  Demyanchuk, Sergey 1760 POR0.001-0.0940-3.60 
  Ribeiro, Joana 1476 POR1.0010.634025.20 

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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