Blitz: Individual Calculations August 2013
 Arias, Oscar Eduardo  Total change: -12.00  Rating chartPersonal card
 VII Torneo IRT Blitz Club Carnevale Pereira COL 2013-06-29
RcRownchangeKK*chgGame
 1974 1828 1.00 5 -0.60 20 -12.00 
  Lopez Idarraga, Daniel Eduardo 2147 COL0.001-0.1320-2.60 
  Cardona, Fabio 2056 COL0.001-0.2120-4.20 
  Sanchez Bonilla, John Henry 1969 COL0.001-0.3120-6.20 
  Ramirez, Jorge Ivan 1810 COL0.001-0.5320-10.60 
  Duque, Arnel Alberto 1888 COL1.0010.582011.60 

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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