Individual Calculations May 2013
 Valli, Americo  Total change: 1.35  Rating chartPersonal card
 44 Abierto Internacional. Mar del Plata.Marcel Duchamp 2013 Mar del Plata ARG 2013-03-23
RcRownchangeKK*chgGame
 2105 1988 2.50 7 0.09 15 1.35 
  Caceres Recalde, Fernando 2235 ARG0.5010.31154.65 
  Ruperez, Miguel 2173 ARG0.5010.24153.60 
  Vazquez, Maximiliano 2134 VEN0.001-0.3015-4.50 
  Norales Arauz, Samuel f2095 TPE1.0010.65159.75 
  Saralegui, Mario 2142 URU0.5010.21153.15 
  Benedetti, Julio 2173 ARG0.001-0.2615-3.90 
  Albistur, Damian 1786 ARG0.001-0.7615-11.40 

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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