Individual Calculations October 2008
 Chavarro, Jeffry  Total change: -2.70  Rating chartPersonal card
 IRT sub 2100 Julio Bogota COL 2008-07-11
RcRownchangeKK*chgGame
 2014 2058 1.50 3 -0.18 15 -2.70 
  Rodriguez Correa, Enrique 1999 COL1.0010.42156.30 
  Moyano, Carlos Andres 2035 COL0.001-0.5315-7.95 
  Salcedo, Diana wf2009 COL0.501-0.0715-1.05 

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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