Individual Calculations May 2013
 Ferreira, Victor Manuel  Total change: 25.20  Rating chartPersonal card
 Nacional de Veteranos 2013 Fatima POR 2013-03-23
RcRownchangeKK*chgGame
 1865 2019 6.50 7 1.68 15 25.20 
  Santos, Amadeu Solha 1647 POR1.0010.10151.50 
  Alves, Fernando Pereira Ribeir 1833 POR1.0010.26153.90 
  Bray, Jose Manuel 1923 POR1.0010.37155.55 
  Lavrador, Rodolfo M Mascarenhas 1989 POR0.501-0.0415-0.60 
  Mendes, Alberto Correa 1810 POR1.0010.23153.45 
  Santos, Julio 1974 POR1.0010.44156.60 
  Lopes, Carlos Correia 1882 POR1.0010.32154.80 

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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