Individual Calculations May 2013
 Melo, Silvio Sa De  Total change: -1.95  Rating chartPersonal card
 IV Memorial Bobby Fischer Joao Pessoa/PB BRA 2013-03-15
RcRownchangeKK*chgGame
 1836 1903 1.00 2 -0.13 15 -1.95 
  Teixeira, Alexandre Cesar Fernand 1573 BRA1.0010.12151.80 
  De Lima, Carlos Alexandre 2098 BRA0.001-0.2515-3.75 

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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