Individual Calculations February 2014
 Diaz Perez, Ariel  Total change: -16.20  Rating chartPersonal card
 Rogelio Ortega 2013 La Habana CUB 2013-12-20
RcRownchangeKK*chgGame
 2122 2054 3.00 10 -1.08 15 -16.20 
  Macia Velazquez, Marlies 2157 CUB0.001-0.3615-5.40 
  Brito Valdes, Santiago Jose 2099 CUB0.5010.06150.90 
  Aguilar Ginarte, Jose Antonio 2119 CUB0.001-0.4115-6.15 
  Martin Rosabal, Jorge Carlos 2122 CUB0.001-0.4115-6.15 
  Ramos Rodriguez, Pedro Ivan 2112 CUB0.001-0.4215-6.30 
  Macia Velazquez, Marlies 2157 CUB0.001-0.3615-5.40 
  Brito Valdes, Santiago Jose 2099 CUB0.5010.06150.90 
  Aguilar Ginarte, Jose Antonio 2119 CUB0.001-0.4115-6.15 
  Martin Rosabal, Jorge Carlos 2122 CUB1.0010.59158.85 
  Ramos Rodriguez, Pedro Ivan 2112 CUB1.0010.58158.70 

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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