Rapid: Individual Calculations November 2017
 Ospina, Santiago  Total change: -5.20  Rating chartPersonal card
 IRT Departamental Pre Juegos J.A Activo Antioquia 2017 Medellin COL 2017-10-29
RcRownchangeKK*chgGame
 1789 1564 1.50 7 -0.26 20 -5.20 
  Chirivi C, Angie Lizeth 1964  * COL0.001-0.0820-1.60 
  Maldonado, Hector 1959 COL0.001-0.0820-1.60 
  Medina, Julio C. 1869 COL0.5010.36207.20 
  Quintero Gonzalez, Francisco 1550 COL1.0010.48209.60 
  Zuniga, Eddy Andres 1929 COL0.001-0.1020-2.00 
  Varela, Maria De Los Angeles 1723 COL0.001-0.2920-5.80 
  Lopez Gonzalez, Carlos Andres 1530 COL0.001-0.5520-11.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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