Individual Calculations March 2019
 Santos, Ana Maria Pereira  Total change: 6.40  Rating chartPersonal card
 Open de Portugal 2019 - Cidade de Lisboa Lisboa POR 2019-02-02
RcRownchangeKK*chgGame
 1772 1563 2.50 8 0.32 20 6.40 
  Fernandes, Alberto Manuel 1963  * POR0.001-0.0820-1.60 
  Horta, Antonio Jose Simoes 1887 POR1.0010.872017.40 
  Fernandez Montero, Francisco M. 1963  * ESP0.001-0.0820-1.60 
  Goncalves, Gabriel Sobral 1845 POR0.001-0.1620-3.20 
  Serafim Junior, Arnor 1876 BRA0.5010.36207.20 
  Nass, Sara 1815 NOR0.001-0.1920-3.80 
  Yushko, Igor 1389 UKR0.001-0.7320-14.60 
  Aizpurua Zufiria, Inaki 1434 ESP1.0010.33206.60 
 * 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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