Individual Calculations June 2017
 Leon Sandoval, Johan  Total change: 10.60  Rating chartPersonal card
 I Torneo Mixto de Maestros Ruben Dario, 2017 Managua NCA 2017-05-06
RcRownchangeKK*chgGame
 1870 1734 3.50 9 0.53 20 10.60 
  Garcia, Antonio (nca) 1946 NCA0.5010.27205.40 
  Moraga, Maria 1684 NCA0.501-0.0720-1.40 
  Medrano, Maria Luisa 1635 NCA0.501-0.1420-2.80 
  Mendieta, Kathya wf1930 NCA0.5010.25205.00 
  Alarcon, Pamela 1849 NCA0.5010.16203.20 
  Flores, Manuel 2019 NCA0.001-0.1620-3.20 
  Sanchez, Steven 1990 NCA0.001-0.1920-3.80 
  Mejia, Donaldo 1917 NCA0.001-0.2620-5.20 
  Granados Diaz, Maria Esther wm1860 NCA1.0010.672013.40 

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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