Individual Calculations January 2011
 Valdes, Leonardo  Total change: -21.10  Rating chartPersonal card
 JAVH McGregor de Ajedrez ITT Bogota COL 2010-12-03
RcRownchangeKK*chgGame
 2091 2390 5.50 9 -2.11 10 -21.10 
  Blandon, Luis Guillermo 2003 COL0.501-0.4110-4.10 
  Velandia, Oscar Ricardo 1990  * COL1.0010.08100.80 
  Otalora, Carlos Eduardo 2064 COL0.501-0.3710-3.70 
  Montoya, Rafael 2099 COL1.0010.15101.50 
  Duran Vega, Sergio 2153 CRC0.501-0.3010-3.00 
  Almanza, Rafael Andres 2148 COL1.0010.20102.00 
  Nunez V, Gustavo Eduardo f2217 COL0.001-0.7310-7.30 
  Alvarez, Amaury 2131 COL0.001-0.8210-8.20 
  Tautiva, Cristian Camilo 2012 COL1.0010.09100.90 
 * 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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