Individual Calculations July 2010
 Pires, Igor Tiago Duarte  Total change: 3.90  Rating chartPersonal card
 52 CNE - 2a Divisao - Serie B various POR 2010-03-06
RcRownchangeKK*chgGame
 1833 1876 2.50 4 0.26 15 3.90 
  Cordeiro, Vitor Louro 1825 POR0.001-0.5715-8.55 
  Mendes, Carlos Alberto De Sous 1799 POR1.0010.39155.85 
  Sousa, Joao Francisco Silva E 1871 POR0.501-0.0115-0.15 
  Andias, Joao Pedro Menezes 1838 POR1.0010.45156.75 

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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