Individual Calculations September 2011
 Atalaia, Manuel Ferreira Da Cost  Total change: -6.90  Rating chartPersonal card
 Distrital de Santarem 2011 Torres Novas POR 2011-05-15
RcRownchangeKK*chgGame
 1902 1665 0.50 3 -0.23 30 -6.90 
  Ribeiro, Hugo Eduardo Santos 1999 POR0.5010.383011.40 
  Dias, Jose Oliveira Gaspar 1641 POR0.001-0.5330-15.90 
  Costa, Paulo 2065  * POR0.001-0.0830-2.40 
 * 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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