Rapid: Individual Calculations February 2015
 Guerrero, Ever  Total change: -18.60  Rating chartPersonal card
 IRT Torneo Ajedrez Activo Feria de Cali 2014 ELITE Cali COL 2014-12-26
RcRownchangeKK*chgGame
 2107 2079 0.00 2 -0.93 20 -18.60 
  Vanegas, Jhonny 2147 COL0.001-0.4120-8.20 
  Navia, Edwin Adrian f2066 COL0.001-0.5220-10.40 

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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