Individual Calculations December 2012
 Sierra, Edwin Andres  Total change: 6.00  Rating chartPersonal card
 IRT Camp Nal Mayores Abs CLASICO 2012 Subzonal 2.3 Col Pamplona COL 2012-11-05
 2189 2136 4.00 8 0.40 15 6.00 
  Zapata, Alonso g2470 COL0.001-0.1215-1.80 
  Cuartas, Jaime Alexander g2517 COL0.001-0.0915-1.35 
  Botello, Gregory Paul 1980 COL1.0010.29154.35 
  Pena, Dario 1965 COL1.0010.27154.05 
  Valderrama, Gilberto f2232 COL0.001-0.3715-5.55 
  Navia, Edwin Adrian 2069 COL0.001-0.5915-8.85 
  Corredor, Fabian 2039 COL1.0010.37155.55 
  Munoz, Jhon Edison 2239 COL1.0010.64159.60 

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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