Individual Calculations July 2021
 Londono Lopez, Donaldo  Total change: 82.17  Rating chartPersonal card
 Final Nacional Sub18 Absoluto 2021 Medellin COL 2021-06-16
RcRownchangeKK*chgGame
 1836 2001 4.50 7 -0.26 33 -8.58 
  Ortiz Lopera, Miguel Angel 1601  * COL1.0010.08332.64 
  Lopez Rayo, Isabella wc1723 COL0.501-0.3333-10.89 
  Hernandez, Jeronimo 2007 COL0.5010.01330.33 
  Pedraza Aldana, Alexandra 1601  * COL1.0010.08332.64 
  Castano, Saray 1601  * COL1.0010.08332.64 
  Ospina, Santiago 1947 COL0.501-0.0833-2.64 
  Soto, Miguel Angel f2371 COL0.001-0.1033-3.30 
 * 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)
 
 IRT Homenaje a Hernan Pelaez Pereira COL 2021-06-20
RcRownchangeKK*chgGame
 1955 2001 5.50 7 1.65 33 54.45 
  Abreu Balza, Alan Jeremias 1601  * VEN1.0010.08332.64 
  Rodriguez Valencia, Sebastian 1821 COL1.0010.26338.58 
  Nunez V, Gustavo Eduardo f2257 COL0.5010.313310.23 
  Benavides, Ricardo 1810 COL1.0010.25338.25 
  Gallego, Julian Andres f2175 COL1.0010.733324.09 
  Nieto, Agustin 2110 COL0.001-0.3533-11.55 
  Lopez, Jorge Hernan c1909 COL1.0010.373312.21 
 * 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)
 
 Final Nal Amateur Presencial Sub-2300 Bogota COL 2021-06-23
RcRownchangeKK*chgGame
 2062 2001 4.00 7 1.10 33 36.30 
  Munoz, Julian Andres c2180 COL1.0010.733324.09 
  Herrera, Juan Sebastian f2236 COL0.5010.29339.57 
  Campos Gomez, Manuel 2009 COL1.0010.513316.83 
  Jimenez, Joseph c1655 COL0.001-0.8933-29.37 
  Lopez Ramirez, David Santiago c2011 COL0.5010.01330.33 
  Carrillo Parra, Miguel Alfredo c2141 COL1.0010.693322.77 
  Gonzalez Lopez, Nicolas Mateo 2200 COL0.001-0.2433-7.92 

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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