Individual Calculations February 2015
 Vargas, Rogelio  Total change: 12.20  Rating chartPersonal card
 Semi Final. Panama 2014 Panama PAN 2014-11-28
RcRownchangeKK*chgGame
 1787 1710 1.00 1 0.61 20 12.20 
  Samaniego, Milciades 1787 PAN1.0010.612012.20 

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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