Individual Calculations May 2014
 Montoya, Rafael  Total change: 15.45  Rating chartPersonal card
 Torneo IRT Abierto de Mayores Antioquia 2014 Medellin COL 2014-04-02
 1997 1992 3.00 4 1.03 15 15.45 
  Zuluaga, Silvio 1718 COL1.0010.17152.55 
  Castrillon Gomez, Melissa wm2218 COL1.0010.791511.85 
  Castaneda, Jhon David 2198 COL0.001-0.2415-3.60 
  Paniagua, Fabio De Jesus 1854 COL1.0010.31154.65 

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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