Individual Calculations September 2011
 Castillo, Jorge  Total change: -23.70  Rating chartPersonal card
 IRT Sub-2200 Juvenil Bogota COL 2011-08-18
RcRownchangeKK*chgGame
 2076 2139 4.50 9 -0.79 30 -23.70 
  Ribero, David Felipe 2050 COL0.001-0.6230-18.60 
  Ruiz C, Joshua D f2148 COL1.0010.513015.30 
  Cortes, Maria Angelica 2104 COL0.001-0.5530-16.50 
  Pena, Hernando 2068 COL1.0010.403012.00 
  Castiblanco, Pedro 2112 COL1.0010.463013.80 
  Sandoval Cobos, Mateo 2050 COL0.501-0.1230-3.60 
  Fraile Vela, Maria Isabel 2017 COL0.501-0.1730-5.10 
  Cotes Ontibon, Juan Sebastian 2017 COL0.501-0.1730-5.10 
  Ribero, Guillermo Andres 2119 COL0.001-0.5330-15.90 

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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