Individual Calculations July 2009
 Del Castillo, Gustavo  Total change: -11.85  Rating chartPersonal card
 Legislatura Copa Norberto Laporta Buenos Aires ARG 2009-04-01
RcRownchangeKK*chgGame
 2021 2223 3.00 5 -0.79 15 -11.85 
  Pradines, Emmanuel 1965 ARG0.501-0.3215-4.80 
  Pichot, Alan f2014 ARG0.001-0.7715-11.55 
  Rasgido, Alejandro 2003 ARG0.501-0.2815-4.20 
  Albarracin, Nicolas 2029 ARG1.0010.25153.75 
  Alvarez, Roberto 2095 ARG1.0010.33154.95 

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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