Individual Calculations July 2009
 Martins, Jose Felix Perez  Total change: -25.35  Rating chartPersonal card
 II IRT Memorial Djalma Baptista Caiafa Rio de Janeiro/RJ BRA 2009-05-01
RcRownchangeKK*chgGame
 2166 2311 4.50 9 -1.69 15 -25.35 
  Cunha, Eduardo Arruda f2287 BRA0.001-0.5315-7.95 
  Rangel, Daniel 1999 BRA0.501-0.3615-5.40 
  Oliveira, Fernando Ventura 2148 BRA0.501-0.2215-3.30 
  Vieira, Icaro Antonio 2241 BRA1.0010.40156.00 
  Sobrinho, Pericles Duarte 2148 BRA0.501-0.2215-3.30 
  Martins, Julio Perez 2212 ESP0.001-0.6415-9.60 
  Vaz, Daniel Rodrigues 2075 POR1.0010.20153.00 
  Medeiros Jr, Jorge Luiz Cabral f2201 BRA0.501-0.1515-2.25 
  Petrenko, Willy 2187 BRA0.501-0.1715-2.55 

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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