Individual Calculations May 2017
 Leal Cortes, Diego Fernando  Total change: -19.60  Rating chartPersonal card
 Campeonato Nacional Amateur 2017 Sub2000 Absoluto Bogota COL 2017-03-02
RcRownchangeKK*chgGame
 1807 1882 2.00 5 -0.98 20 -19.60 
  Borbon, Oscar 1953 COL0.5010.10202.00 
  Restrepo, Hugo 1707 COL0.001-0.7320-14.60 
  Casagua, Misael 1955 COL0.001-0.4020-8.00 
  Reyes Mahecha, Fernando 1716 COL0.501-0.2220-4.40 
  Dabraccio, Guillermo 1704 COL1.0010.27205.40 

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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