Individual Calculations May 2020
 Lopez Parra, Carlos Alberto  Total change: 11.60  Rating chartPersonal card
 Campeonato Nacional Amateur 2020 Categoria Sub1700 Paipa COL 2020-02-26
RcRownchangeKK*chgGame
 1632 1570 3.50 7 0.58 20 11.60 
  Trujillo, Luis Angel 1697 COL1.0010.672013.40 
  Rey Serrano, Jorge Enrique 1661 COL1.0010.622012.40 
  Rojas Mendoza, Joun Sun 1627 COL0.5010.08201.60 
  Acero Vargas, Cristian Camilo 1689 COL1.0010.662013.20 
  Nino Cotrina, Edison 1597 COL0.001-0.4620-9.20 
  Siaucho, Pastor E 1651 COL0.001-0.3920-7.80 
  Ramos Ortiz, Carlos Alberto 1501 COL0.001-0.6020-12.00 

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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