Individual Calculations April 2009
 Luduena, Edgardo  Total change: 1.50  Rating chartPersonal card
 Recordacion Jose M. Suarez Buenos Aires ARG 2009-01-07
RcRownchangeKK*chgGame
 2006 1864 2.00 6 0.06 25 1.50 
  Scarfo, Ruben 2190 ARG0.001-0.1325-3.25 
  Cervetto, Esteban 2150 ARG0.001-0.1625-4.00 
  Asad, Jonathan 1605 ARG1.0010.18254.50 
  Herrera, Pablo 2027 ARG0.001-0.2825-7.00 
  Naymark, Israel 2056 ARG0.5010.25256.25 
  Bourgeois, William 2010 URU0.5010.20255.00 

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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