Individual Calculations July 2009
 Coda, Carlos  Total change: 3.15  Rating chartPersonal card
 XL Abierto de Mar del Plata Mar del Plata, Buenos Aires ARG 2009-04-05
RcRownchangeKK*chgGame
 2038 2165 3.50 5 0.21 15 3.15 
  Gonzalez, Victor Daniel 1977 ARG1.0010.26153.90 
  Duarte, Leonardo m2349 ARG0.001-0.2615-3.90 
  Crespo, Eugenio 2004 ARG1.0010.29154.35 
  Martin, Luis 1873 ARG1.0010.15152.25 
  Di Giannantonio, Nino f1989 ARG0.501-0.2315-3.45 

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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