Individual Calculations April 2009
 Madrigal, Mariano  Total change: 37.00  Rating chartPersonal card
 Campeonato Nacional Por Equipos 2008 Managuua NCA 2009-01-03
RcRownchangeKK*chgGame
 2092 1891 3.00 6 1.48 25 37.00 
  Aviles, Fernando 2014 NCA0.001-0.3325-8.25 
  Guevara, Martin f2241 NCA0.5010.39259.75 
  Allen, Alonso 2026 NCA1.0010.682517.00 
  Quintero Ortega, Carlos 2077 NCA0.001-0.2625-6.50 
  Olivares, Danields f2204 NCA0.5010.36259.00 
  Lorente, Salomon 1990 NCA1.0010.642516.00 

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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