Rapid: Individual Calculations October 2021
 Cadeirinhas, David Eduardo Louro  Total change: -24.80  Rating chartPersonal card
 CN Amador Semi-Rapidas 2020-201 - U2000 Evora POR 2021-09-12
RcRownchangeKK*chgGame
 1746 1884 1.50 4 -1.24 20 -24.80 
  Morais, Mario Martins Freitas 1762 POR1.0010.33206.60 
  Fonte Santa, Jose 1697 POR0.001-0.7420-14.80 
  Faryma, Matviy 1779 POR0.001-0.6420-12.80 
  Silva, Tiago Alexandre Pinho D 1744 POR0.501-0.1920-3.80 

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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