Individual Calculations July 2008
 Zarate, Alfonso  Total change: -38.25  Rating chartPersonal card
 IRT 3ยช Eliminatoria Olimpiada Absoluto Bucaramanga COL 2008-05-30
RcRownchangeKK*chgGame
 2161 2097 0.50 5 -1.53 25 -38.25 
  Ruiz, Pablo 2248 COL0.001-0.3025-7.50 
  Ramirez, Carlos f2249 COL0.001-0.3025-7.50 
  Valderrama, Gilberto f2269 COL0.5010.23255.75 
  Nunez, Gustavo f2233 COL0.001-0.3225-8.00 
  Hernandez, Jairo Andres 1807 COL0.001-0.8425-21.00 

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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