Individual Calculations March 2011
 Leal Cortes, Diego Fernando  Total change: -20.75  Rating chartPersonal card
 IRT Distrital Open Mayores Bogota COL 2011-02-03
RcRownchangeKK*chgGame
 2041 1871 0.00 3 -0.83 25 -20.75 
  Santos Morales, Natalia Andrea 2006 COL0.001-0.3225-8.00 
  Quintero, Raul 2091 COL0.001-0.2225-5.50 
  Salcedo, Jackeline wf2027 COL0.001-0.2925-7.25 

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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