Individual Calculations February 2013
 Oliveira, Maria Ines  Total change: -7.80  Rating chartPersonal card
 Torneio de Natal da EB23 Joao de Meira Guimaraes POR 2012-12-07
RcRownchangeKK*chgGame
 1818 1962 4.00 7 -0.52 15 -7.80 
  Dias, Carlos Manuel 1562  * POR0.501-0.4215-6.30 
  Oliveira, Maria Alice Ramos Ma 1562  * POR1.0010.08151.20 
  Novais, Carlos Joao Fernandes 1996 POR1.0010.55158.25 
  Silva, Luis Neves Da 2176 POR0.001-0.2315-3.45 
  Melo, David 1616 POR1.0010.11151.65 
  Bolhari, Orfeh 2149 IRI0.001-0.2615-3.90 
  Ribeiro, Bruno Rafael Leite 1666 POR0.501-0.3515-5.25 
 * 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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