Individual Calculations September 2010
 Posada, Juan Manuel  Total change: -20.10  Rating chartPersonal card
 Torneo Internacional IRT Feria de las flores Medellin COL 2010-08-04
RcRownchangeKK*chgGame
 2068 2007 2.00 8 -1.34 15 -20.10 
  Ramirez, Benjamin Dario 2178 COL0.001-0.2715-4.05 
  Zapata Cuartas, Juan Carlos 2089 COL0.001-0.3915-5.85 
  Varon, Cristian G 2000 COL1.0010.49157.35 
  Rios Parra, Juan Fernando 2101 COL0.001-0.3715-5.55 
  Portnoy Cruz, Ivan Adolfo 2083 COL0.001-0.4015-6.00 
  Chirivi, Angie Lizeth 1976 COL1.0010.46156.90 
  Kostov, Alex 2072 COL0.001-0.4115-6.15 
  Angulo, Pablo David 2042 COL0.001-0.4515-6.75 

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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