Individual Calculations May 2010
 Ibarra Chami, Luis Fernand  Total change: 6.80  Rating chartPersonal card
 Abierto Mexicano 2010 Monterrey, N. L. MEX 2010-03-30
RcRownchangeKK*chgGame
 2296 2423 6.50 9 0.68 10 6.80 
  Carreras Mendiolea, Paulin wf2023  * MEX1.0010.08100.80 
  Leon Cazares, Gustavo 2099 MEX1.0010.13101.30 
  Gongora Montes, Benjamin m2206 MEX1.0010.22102.20 
  Cordova, Emilio g2564 PER1.0010.69106.90 
  Hernandez Guerrero, Gilber g2533 MEX0.5010.15101.50 
  Mitkov, Nikola g2499 MKD0.001-0.4010-4.00 
  Gutierrez Carmona, Juan Al 2205 MEX1.0010.22102.20 
  Estrada Nieto, Julian m2299 MEX0.501-0.1710-1.70 
  Gonzalez Arroyo, Lenin c2237 MEX0.501-0.2410-2.40 
 * 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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