Individual Calculations January 2014
 Castro Bello, Carlos Javier  Total change: -47.10  Rating chartPersonal card
 Festival Centroamericano y Caribe Sub 12 San Jose CRC 2013-12-10
RcRownchangeKK*chgGame
 1766 1924 0.50 3 -1.57 30 -47.10 
  Ramirez Gonzalez, Mauricio 1722 VEN0.001-0.7630-22.80 
  Cervantes Landeiro, Thalia 1958 CUB0.001-0.4530-13.50 
  Capeles Mendoza, Jomar c1619 PUR0.501-0.3630-10.80 

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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