Rapid: Individual Calculations October 2012
 Vargas, Mauricio  Total change: 3.40  Rating chartPersonal card
 Open IRT Activo Eliminatorias L.A.B Bogota COL 2012-09-09
 2014 1992 2.50 5 0.17 20 3.40 
  Penas Burgos, Nestor 1754 COL1.0010.20204.00 
  Lizarazo, Juan Carlos 2089 COL0.5010.13202.60 
  Cifuentes, John Jairo c2140 COL0.001-0.3020-6.00 
  Guzman Lozano, Campo Elias 2052 COL0.001-0.4220-8.40 
  Ceron, Juan Carlos 2035 COL1.0010.562011.20 

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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