Individual Calculations January 2013
 Alfaro, William  Total change: 0.75  Rating chartPersonal card
 Centroamericano Por Equipos Panama PAN 2012-11-21
RcRownchangeKK*chgGame
 2076 2166 2.50 4 0.05 15 0.75 
  Mathews, Bryan c2056 PAN1.0010.35155.25 
  Sanchez, Jose 1900 ESA0.501-0.3215-4.80 
  Velasquez, Hector f2186 HON0.5010.03150.45 
  Juarez, Gustavo f2162 GUA0.501-0.0115-0.15 

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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