Individual Calculations April 2009
 Arenas, Sergio  Total change: -11.25  Rating chartPersonal card
 Recordacion Jose M. Suarez Buenos Aires ARG 2009-01-07
RcRownchangeKK*chgGame
 2007 2181 5.00 8 -0.75 15 -11.25 
  Veron, Jorge 1849 ARG1.0010.12151.80 
  Quinzio, Martin 1984 ARG1.0010.25153.75 
  Ruperez, Miguel 2110 ARG0.001-0.6015-9.00 
  Denegri, German 2026 ARG1.0010.29154.35 
  Suarez, Jose Luis f2120 ARG0.001-0.5815-8.70 
  Blanco, Marcos 2046 ARG0.501-0.1815-2.70 
  Guelman, Jorge Miguel 1895 ARG1.0010.16152.40 
  Herrera, Pablo 2027 ARG0.501-0.2115-3.15 

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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