Individual Calculations October 2017
 Arboleda Orozco, Juan M  Total change: -10.00  Rating chartPersonal card
 IRT Departamental de Mayores Jorge Aristizabal Antioquia 2017 Medellin COL 2017-09-05
 1956 1987 3.00 6 -0.25 40 -10.00 
  Zuluaga, Miryam 1589 COL1.0010.08403.20 
  Gallego Alcaraz, Andres Felipe m2387  * COL0.5010.424016.80 
  Castrillon Gomez, Melissa wm2206 COL0.001-0.2240-8.80 
  Lopez Gonzalez, Carlos Andres 1763 COL1.0010.22408.80 
  Marquez, Juan Diego 1942 COL0.501-0.0640-2.40 
  Henao Ortiz, Carolina 1847 COL0.001-0.6940-27.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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