Individual Calculations November 2009
 Vera Siguenas, Deivy  Total change: 25.65  Rating chartPersonal card
 Selectivo Nacional Absoluto y Femenino Sub 20 Lima PER 2009-09-17
RcRownchangeKK*chgGame
 2061 2260 7.00 7 1.71 15 25.65 
  Ordinola Capcha, Juan 2051 PER1.0010.23153.45 
  Bedoya Rosales, Luis 2063 PER1.0010.25153.75 
  Aliaga Fernandez, Ingrid Y wf2140 PER1.0010.34155.10 
  Chiarot, Cesar 2024 PER1.0010.20153.00 
  Mamani, Joan Franco 2060 PER1.0010.24153.60 
  Chumpitaz, Ann wf2017 PER1.0010.20153.00 
  Estrada, Santiago 2069 PER1.0010.25153.75 

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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