Individual Calculations April 2023
 Reis, Virginia Lagrange M.  Total change: -0.40  Rating chartPersonal card
 Aberto do Brasil XII Memorial Bobby Fischer Joao Pessoa PB BRA 2023-03-17
RcRownchangeKK*chgGame
 1669 1676 1.00 2 -0.02 20 -0.40 
  Camara, Jose Arruda 1879 BRA0.001-0.2420-4.80 
  Santos, Gildemar De Oliveira 1458 BRA1.0010.22204.40 

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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