Individual Calculations September 2009
 Silva, Natalia  Total change: 0.60  Rating chartPersonal card
 Primer Olimpiada del Mercosur 2009 Mar del Plata ARG 2009-06-20
RcRownchangeKK*chgGame
 2128 1992 1.00 3 0.04 15 0.60 
  Amed, Stephanie wf2166 ARG0.001-0.2715-4.05 
  Feliciano, Vannesa wf2112 BRA0.001-0.3415-5.10 
  Fernandez, Florencia 2105 ARG1.0010.65159.75 

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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