Individual Calculations April 2009
 Aguirre, Omar Andres  Total change: -54.75  Rating chartPersonal card
 IRT Distrital Sub 14 Bogota COL 2009-03-07
RcRownchangeKK*chgGame
 2023 2198 0.00 3 -2.19 25 -54.75 
  Monsalve, Luz Adriana wf2027 COL0.001-0.7325-18.25 
  Gomez, Juan Andres 2030 COL0.001-0.7225-18.00 
  Neira, Juan David 2012 COL0.001-0.7425-18.50 

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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