Individual Calculations September 2013
 Concepcion Lopez, Juan Miguel  Total change: -9.15  Rating chartPersonal card
 PBCC Torneo de Verano 2013 Aguadilla PUR 2013-07-17
RcRownchangeKK*chgGame
 1823 1847 1.00 3 -0.61 15 -9.15 
  Izuzquiza Gonzalez, Javier 2016 PUR0.001-0.2815-4.20 
  Sepulveda Carrero, Jaime 1713 PUR0.501-0.1815-2.70 
  Gonzalez, Esteban 1740 PUR0.501-0.1515-2.25 

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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