Individual Calculations July 2009
 Perez Pietronave, Carlos  Total change: 8.25  Rating chartPersonal card
 Legislatura Copa Norberto Laporta Buenos Aires ARG 2009-04-01
RcRownchangeKK*chgGame
 2085 2218 6.50 9 0.55 15 8.25 
  Lopez, Jose Luis 1868 ARG1.0010.11151.65 
  Gallego, Ignacio 1968 ARG1.0010.19152.85 
  Flores, Diego g2568 ARG0.001-0.1115-1.65 
  Prieu, Gustavo 2003 ARG1.0010.23153.45 
  Fernandez, Jose Luis 2117 ARG1.0010.36155.40 
  Garcia, Ezequiel 1985 ARG0.501-0.2915-4.35 
  Schweber, Samuel m2349 ARG0.001-0.3215-4.80 
  Gandolfo, Alberto 2041 ARG1.0010.27154.05 
  Cordiviola, Juan Manuel 1868 ARG1.0010.11151.65 

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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