Individual Calculations April 2018
 Marquez, Juan Diego  Total change: 49.60  Rating chartPersonal card
 Campeonato Nacional Amateur 2018 Sub2000 Bogota COL 2018-02-15
RcRownchangeKK*chgGame
 1867 1902 4.50 6 1.24 40 49.60 
  Munoz Guzman, German 1729 COL1.0010.274010.80 
  Casagua, Misael c1981 COL0.5010.11404.40 
  Borbon, Oscar 1991 COL0.001-0.3840-15.20 
  Cruz Beltran, Andres 1714 COL1.0010.264010.40 
  Madariaga Reyes, Nain 1962 COL1.0010.584023.20 
  Perez Lujan, Mateo 1826 COL1.0010.404016.00 

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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