Individual Calculations April 2009
 Marson, Juan Miguel  Total change: -10.25  Rating chartPersonal card
 Semifinal Argentina Sub 14 La Cumbre, Cordoba ARG 2009-02-25
RcRownchangeKK*chgGame
 1935 1696 0.00 2 -0.41 25 -10.25 
  Fabian, Gaston 1968 ARG0.001-0.1725-4.25 
  Benedetti, Julio 1901 ARG0.001-0.2425-6.00 

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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